PAGE Surface Mount Fuses

Transcription

1 0 Surface Mount Fuses PAGE Surface Mount Fuses Pb Pb Pb Pb Pb 466 series, SlimLine Lead-Free 206, Very Fast-Acting Fuse series, SlimLine 206, Very Fast-Acting Fuse series, High Current- Lead-Free 206, Very Fast-Acting Fuse series, SlimLine Lead-Free 206, Slo-Blo Fuse series, 206, Slo-Blo Fuse series, SlimLine Lead-Free 0603, Very Fast-Acting Fuse series, SlimLine 0603, Very Fast-Acting Fuse series, SlimLine Lead-Free 0402, Very Fast-Acting Fuse /453 series, NANO 2 Very Fast-Acting Fuse /454 series, NANO 2 Slo-Blo Fuse series, NANO 2 UMF Fast-Acting Fuse series, SMF OMNI-BLOK Fuse Block series, NANO 2 250V UMF Fast-Acting Fuse seies, NANO 2 250V UMF Time Lag Fuse series, TeleLink Fuse /460 series, PICO SMF Fuse series, FLAT-PAK Fast-Acting Fuse series, FLAT-PAK Slo-Blo Fuse /447 series, EBF Fuse Fast-Acting

2 Lead-Free Thin-Film Pb SlimLine Lead-Free 206 Very Fast Acting Fuse 466 Series NEW compliant and Lead-Free. For new designs of 7 amp please consult 429 series. Product is compatible with lead-free solders and higher temperature profiles. Current ratings available up to 5A. High performance materials provide improved performance in elevated ambient temperature applications. Product is marked on top surface with code to allow amperage rating identification without testing. Low profile for height sensitive applications. Flat top surface for pick-and-place operations. Element covering material is resistant to industry standard cleaning operations. Mounting pad and electrical performance is identical to Littelfuse 429 and 433 Series products. Alloy based element construction provides superior inrush withstand characteristics (I 2 t) over ceramic or glass based 206 chip fuse products. Rating Time at 25 C 00% 4 hours, Minimum 200% 5 seconds, Maximum 300% 0.2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: A 50A at 25 V AC/DC A at 63 V AC/DC 2.5 3A 50A at 32 V AC/DC 4 5A 35A at 24 V AC/DC Materials: Body: Advanced High Temperature Substrate Terminations: 00% Copper/Nickel/Tin Element Cover Coat: Conformal Coating Reference Dimensions:.65 (.065").52 (.060") MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART) 3.8 (.25") Cu 3.8 (.25") Sn 4.83 (.90") 2.03 (.080") WAVE SOLDER Sn Sn.52 (.060").56 (.022") 3.8 (.50").66 (.026") Coating.27 (.050").4 (.045") 2.03 (.080") REFLOW SOLDER.58 (.023") Soldering Parameters(see page 3 for soldering profile): Wave Solder 260 C, 0 seconds max Reflow Solder 260 C, 30 seconds max 364

3 Lead-Free Thin-Film Pb SlimLine Lead-Free 206 Very Fast Acting Fuse 466 Series Operating Temperature: 55 C C. Vibration: Per MIL-STD-202F. Insulation Resistance (After Opening): Greater than 0,000 ohms. Resistance to Soldering Heat: Withstands 60 seconds above C and up to C, maximum Thermal Shock: Withstands 5 cycles of 55 to 25 C. 00 /8A /4A 3/8A / PACKAGING SPECIFICATIONS: 8mm Tape and Reel per EIA-RS48-2 (IEC 286, part 3); 5,000 per reel, add packaging suffix, NR. Nominal Catalog Ampere Marking Voltage Resistance Melting I 2 t Number Rating Code Rating Cold Ohms (A 2 Sec.) B C D E F G H J K L N O P S T Measured at 0% of rated current, 25 C. 2 Measured at rated voltage. 0 SURFACE MOUNT FUSES 3/4A A /4A / 3/4A / 3A 4A 5A

4 Thin-Film Surface Mount SlimLine 206 Very Fast-Acting Fuse 433 Series For new designs of 7 amp please consult 429 series. The SlimLine 206 fuse is an extremely small, low profile design (206 chip size) utilizing thin-film technology to achieve precise control of electrical characteristics. The lower height profile produces a flat surface for improved performance in pick-and-place operations and an alternate solution for height critical application. Mounting pad and electrical specification are identical to the popular 429 Series specifications. Rating Time at 25 C 00% 4 hours, Minimum 200% 5 seconds, Maximum 300% 0.2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: A V AC/DC V AC/DC 2.5 3A V AC/DC 4 5A V AC/DC Operating Temperature: 55 C to 90 C. Consult temperature rerating chart on page 4. For operation above 90 C contact Littelfuse. Vibration: Per MIL-STD-202F. Insulation Resistance (After Opening): Greater than 0,000 ohms. Resistance to Soldering Heat: Withstands 60 seconds above 200 C up to 260 C, maximum. Shelf Life (Solderability): year min. Thermal Shock: Withstands 5 cycles of 55 to 25 C. Materials: Body: Epoxy Substrate Terminations: Copper/Nickel/Tin-Lead (95/5) Cover Coat: Conformal Coating Soldering Parameters(refer to page 5 for soldering profile): Wave Solder 260 C, 0 seconds maximum Infrared Solder 260 C, 30 seconds maximum PACKAGING SPECIFICATIONS: 8mm Tape and Reel per EIA-RS48- (IEC 286, part 3); 5,000 per reel, add packaging suffix, NR. Nominal Catalog Ampere Marking Voltage Resistance Melting I 2 t Number Rating Code Rating Cold Ohms (A 2 Sec.) B C D E F G H J K L N O P S T Measured at 0% of rated current, 25 C. 2 Measured at rated voltage. 366 Reference Dimensions:.65 (.065").52 (.060") MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART) 3.8 (.25") Cu 3.8 (.25") Sn/Pb 4.83 (.90") 2.03 (.080") WAVE SOLDER Sn/Pb Sn/Pb.52 (.060") (.022") 3.8 (.50").25A.200A.25A.375A.5A.6A.75A.8A A.25A.5A.75A 2.5A 3A 4A 5A.66 (.026") Coating.27 (.050").4 (.045") 2.03 (.080") REFLOW SOLDER.58 (.023") 0 00

5 Thin-Film Surface Mount Pb High Current 206 Very Fast-Acting Fuse 429 Series compliant and Lead-Free 7A device available-add L suffix to catalog number For new designs up to 5A please consult the 433 or 466 Series Rating Time at 25 C 00% 4 hours, Minimum 200% 5 seconds, Maximum 300% 0.2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: 7A 35 amperes at rated voltage, VAC/VDC Operating Temperature: 55 C to 90 C. Consult temperature rerating chart on page 4. For operation above 90 C contact Littelfuse. Vibration: Withstands 0 55 Hz per MIL-STD-202F, Method 20A and Hz at 20 G s per MIL-STD-202F, Method 204D, Condition D. Insulation Resistance (After Opening): Greater than 0 KOhm. Resistance to Soldering Heat: Withstands 60 seconds above 200 C up to 260 C, maximum. Thermal Shock: Withstands 5 cycles of 55 to 25 C. Materials: Body: Epoxy Substrate Terminations: Standard Device: Copper/Nickel/Tin-Lead (95/5) RoHs Compliant Device: 00% Copper/Nickel/Tin Cover Coat: Conformal Coating Soldering Parameters: Reflow Solder 260 C, 30 seconds maximum PACKAGING SPECIFICATIONS: 8mm Tape and Reel per EIA-RS48- (IEC 286, part 3); 3,000 per reel, add packaging suffix, WRM. Options: For Compliant and lead-free devices add the letter L to end of packaging suffix. Example: WRML ( Compliant 7A, 3,000 per reel). RECOMMENDED PAD LAYOUTS 3.8 (.50") 2.03 (.080") REFLOW SOLDER (.060").4 (.045").2 (.044") REF. 3.8 (.25") 2.49 (.098") REF. 7A.52 (.060").4 (.045").635 (.025") 0 SURFACE MOUNT FUSES For Low-Current Designs Use 433 or 466 Series. Nominal Nominal Catalog Ampere Marking Voltage Resistance Melting I 2 t Number Rating Code Rating Cold Ohms (A 2 Sec.) FB FC FD FE FF FG FH FU L Measured at 0% of rated current, 25 C. 2 Measured at rated voltage

6 Pb Lead-Free SlimLine 206 Slo-Blo Fuse 468 Series Complies with electronic industry environmental standards for lead reduction. Product is compatible with lead-free solders and higher temperature profiles. Time delay feature withstands high in-rush currents and prevents nuisance openings. Package is visually distinct from fast-acting version for easy identification. Top side marking allows visual verification of amperage rating. Rating 25 C 00% 4 hours, Minimum 200% sec., Min.; 20 sec., Max. 300% 0.05 sec., Min.;.5 sec., Max. 800% sec., Min.;.05 sec., Max. Reference Dimensions: MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART).27 (.050").66 (.026").58 (.023") AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS:.0A -.5A 50 amperes at 63 VAC/VDC 2.0A 35 amperes at 63 VAC/VDC 3.0A 50 amperes at 32 VAC/VDC Operating Temperature: 55 C to 90 C. Consult temperature rerating chart on page 4. For operation above 90 C contact Littelfuse. Vibration: Withstands 0-55 Hz per MIL-STD-202F, Method 20A and Hz at 20 G s per MIL-STD-202F, Method 204D, Condition D. Insulation Resistance (After Opening): Greater than 0,000 Ohms. Resistance to Soldering Heat: Withstands 60 seconds above 200 C up to 260 C, maximum. Thermal Shock: Withstands 5 cycles of -50 C to +25 C. Materials: Body: Epoxy Substrate Terminations: 00% Tin Cover Coat: Conformal Coating Soldering Parameters: Reflow Solder: 260 C, 30 seconds maximum PACKAGING SPECIFICATIONS: 8mm Tape and Reel per EIA-RS48- (IEC 286, part 3); 5,000 per reel, add packaging suffix, NR. Amperage Voltage Nom. Cold Nominal Catalog Rating Marking Rating Resistance Melting I 2 t Number (A) Code (V) Cold Ohm (A 2 sec) TH TK TN TP Measured at 0% of rated current, 25 C. 2 Measured at rated voltage..65 (.065").52 (.060") 2.03 (.080") WAVE SOLDER 3.8 (.25") (.90").52 (.060") 3.8 (.50") A.5A 3A Coating.27 (.050").4 (.045") 2.03 (.080") INFARED SOLDER

7 Thin-Film Surface Mount 206 Slo-Blo Fuse 430 Series For compliant and Lead-Free designs use 468 series Time delay feature withstands high in-rush currents and prevents nuisance openings. Package is visually distinct from fast-acting version for easy identification. Top side marking allows visual verification of amperage rating. Rating 25 C 00% 4 hours, Minimum 200% sec., Min.; 20 sec., Max. 300% 0. sec., Min.; 3 sec., Max. 800% sec., Min.;.05 sec., Max. Reference Dimensions: AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. 3.8 (.50").52 (.060") R.38 (.03") REF..52 (.060") AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: 0.5A -.5A 50 amperes at 63 VAC/VDC 35 amperes at 63 VAC/VDC 3A 50 amperes at 32 VAC/VDC 2.03 (.080") REFLOW SOLDER.4 (.045") 3.8 (.25") 2.03 (.080") REF..4 (.045").635 (.025") Operating Temperature: 55 C to 90 C. Consult temperature rerating chart on page 4. For operation above 90 C contact Littelfuse. Vibration: Withstands 0-55 Hz per MIL-STD-202F, Method 20A and Hz at 20 G s per MIL-STD-202F, Method 204D, Condition D. Insulation Resistance (After Opening): Greater than 0,000 Ohms. Resistance to Soldering Heat: Withstands 60 seconds above 200 C up to 260 C, maximum. Thermal Shock: Withstands 5 cycles of -50 C to +25 C. Materials: Body: Epoxy Substrate Terminations: Copper/Nickel/Tin-Lead (95/5) Cover Coat: Conformal Coating Soldering Parameters(see page 3 for soldering profiles): Reflow Solder: 260 C, 30 seconds maximum PACKAGING SPECIFICATIONS: 8mm Tape and Reel per EIA-RS48- (IEC 286, part 3); 3,000 per reel, add packaging suffix, WR. Amperage Voltage Nom. Cold Nominal Catalog Rating Marking Rating Resistance Melting I 2 t Number (A) Code (V) Cold Ohm (A 2 sec) TF TH TK TN TP Measured at 0% of rated current, 25 C A A.5A 3A 0 SURFACE MOUNT FUSES 2 Measured at rated voltage

8 Lead-Free Thin-Film Pb SlimLine Lead-Free 0603 Very Fast-Acting Fuse 467 Series NEW compliant and Lead-Free. Product is compatible with lead-free solders and higher temperature profiles. High performance materials provide improved performance in elevated ambient temperature applications. Product is marked on top surface with code to allow amperage rating identification without testing. Low profile for height sensitive applications. Flat top surface for pick-and-place operations. Element covering material is resistant to industry standard cleaning operations. Mounting pad and electrical performance is identical to Littelfuse 43 and 434 Series products. Alloy based element construction provides superior inrush withstand characteristics (I 2 t) over ceramic or glass based 0603 fuse products. Reference Dimensions:.60 (.063").27 (.005") Sn.305 (.02") Rating Time at 25 C 00% 4 hours, Minimum 200% 5 seconds, Maximum 300% 0.2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: 0.25 A 50A at 32V AC/DC.25 5A 35A at 32V AC/DC Materials: Body: Advanced High Temperature Substrate Terminations: 00% Copper/Nickel/Tin Element Cover Coat: Conformal Coating Sn.83 (.032") Cu.09 (.043").02 (.040") MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART).8 R (.007") REF. Sn 3.20 (.26").09 (.043") WAVE SOLDER.279 (.0") 2.54 (.00") Coating.02 (.040").762 (.030").09 (.043") REFLOW SOLDER Soldering Parameters(see page 3 for typical soldering profile): Wave Solder 260 C, 0 seconds max Reflow Solder 260 C, 30 seconds max 370

9 Lead-Free Thin-Film Pb SlimLine Lead-Free 0603 Very Fast-Acting Fuse 467 Series Operating Temperature: C C * For operation above 90 C contact Littelfuse Vibration: Per MIL-STD-202F Insulation Resistance (After Opening): Greater than 0,000 ohms. Resistance to Soldering Heat: Withstands 60 seconds above C up to C, maximum Thermal Shock: Withstands 5 cycles of to 25 0 C PACKAGING SPECIFICATIONS: 8mm Tape and Reel per EIA-RS48-2 (IEC 286, part 3); 5,000 per reel, add package suffix, NR. Patents: Patended Ordering Information: Nominal Nominal Catalog Ampere Marking Voltage Resistance Melting I 2 t Number Rating Code Rating (Ω) (A 2 Sec.) D E F G H J K L N O P R S T Measured at 0% of rated current, 25 C. 2 Measured at rated voltage /4A 3/8A / 3/4A A /4A / 3/4A 2 / 3 A 3 / 4A 5A SURFACE MOUNT FUSES 37

10 Thin-Film Surface Mount SlimLine 0603 Very Fast-Acting Fuse 434 Series For compliant and Lead-Free designs use 467 series. The SlimLine 0603 fuse is an extremely small, low profile design (0603 chip size) utilizing thin-film technology to achieve precise control of electrical characteristics. The lower height profile produces a flat surface for improved performance in pick-and-place operations and an alternate solution for height critical applications. Rating Time at 25 C 00% 4 hours, Minimum 200% 5 seconds, Maximum 300% 0.2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS:.25 A V AC/DC.25 5A V AC/DC Operating Temperature: 55 C to 90 C. Consult temperature rerating chart on page 4. For operation above 90 C contact Littelfuse. Vibration: Per MIL-STD-202F. Insulation Resistance (After Opening): Greater than 0,000 ohms. Resistance To Soldering Heat: Withstands 60 seconds above 200 C up to 260 C, maximum. Thermal Shock: Withstands 5 cycles of 55 C to 25 C. Materials: Body: Epoxy Substrate Terminations: Copper/Nickel/Tin-Lead (95/5) Cover Coat: Conformal Coating Soldering Parameters(see page 3 for typical soldering profile): Wave Solder 260 C, 0 seconds maximum Reflow Solder 260 C, 30 seconds maximum PACKAGING SPECIFICATIONS: 8mm Tape and Reel per EIA- RS48- (IEC 286, part 3); 5,000 per reel, add packaging suffix, NR. : Reference Dimensions:.83 (.032") Cu.09 (.043").02 (.040") (.063").27 (.005") MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART) Sn/Pb Sn/Pb 3.20 (.26").09 (.043") WAVE SOLDER.25A.375A.5A Sn/Pb.68A.75A A.5A 2.5A 3A 3.5A 4A 5A.254 (.00").279 (.0") 2.54 (.00").305 (.02") Coating.02 (.040").762 (.030").09 (.043") REFLOW SOLDER Nominal Catalog Number Ampere Rating Marking Code Voltage Rating Resistance Cold Ohm Melting I 2 t (A 2 Sec.) D E F X G H J K L N O P R S T Measured at 0% of rated current, 25 C. 2 Measured at rated voltage

11 Thin-Film Surface Mount Pb SlimLine Lead-Free 0402 Very Fast-Acting Fuse 435 Series compliant and Lead-Free The SlimLine 0402 fuse is the world s smallest fuse available. Ideal for space sensitive applications including disc drives and handheld devices including mobile phones, cameras and personal communication devices. The low profile flat surface and full-faced termination are designed for superior performance in surface mount assembly processes. Rating Time at 25 C 00% 4 hours, Minimum 200% 5 seconds, Maximum 300% 0.2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: 32 VDC Operating Temperature: 55 C to 90 C. Consult temperature rerating chart on page 4. For operation above 90 C contact Littelfuse. Vibration: Per MIL-STD-202F. Insulation Resistance (After Opening): Greater than 0,000 ohms. Resistance To Soldering Heat: Withstands 60 seconds above 200 C up to 260 C, maximum. Thermal Shock: Withstands 5 cycles of 55 C to 25 C. Materials: Body: Epoxy Substrate Terminations: 00% Copper/Nickel/Tin Cover Coat: Conformal Coating Soldering Parameters(see page 3 for typical soldering profile): Reflow Solder 260 C, 30 seconds maximum PACKAGING SPECIFICATIONS: 8mm Paper Tape and Reel per EIA-RS48- (IEC 286, part 3); 0,000 per reel, add packaging suffix, KR. Reference Dimensions:.38 (.05") (.04").558 (.022") REFLOW SOLDER.25A.375A Cu.5A.75A Sn.584 (.023").5 (.020") A.25A.5A.75A.8 (.007") Marking Codes: (.02") SURFACE MOUNT FUSES Nominal Nominal Catalog Ampere Voltage Resistance Melting I 2 t Number Rating Rating Cold Ohm (A 2 Sec.) Measured at 0% of rated current, 25 C. 2 Measured at rated voltage

12 Subminiature Surface Mount 374 NANO 2 FUSE Very Fast-Acting 45/453 Series The Nano 2 SMF Fuse is a very small, square surface mount fuse that is also available in a surface mount holder. 45 Series Compliant version now available, use ordering suffix L (see example on data sheet). % of Ampere Ampere Opening Rating Rating Time 00% /6 5 4 hours, Minimum /6 0 5 seconds, Maximum 200% seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. Approved by METI from through 5 amperes. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: /6 8A 50 amperes at 25 VAC/VDC 300 amperes at 32 VDC 0A 35 amperes at 25 VAC/50 amperes at 25 VDC 300 amperes at 32 VDC 5A 50 amperes at 65 VAC/VDC 300 amperes at 24 VDC Operating Temperature: 55 C to 25 C. Shock: MIL-STD-202, Method 23, Test Condition I (00 G s peak for 6 milliseconds). Vibration: MIL-STD-202, Method 20 (0 55 Hz). Salt Spray: MIL-STD-202, Method 0, Test Condition B. Insulation Resistance (After Opening): MIL-STD-202, Method 302, Test Condition A, (0,000 ohms minimum). Resistance to Soldering Heat: MIL-STD-202, Method 20, Test Condition B (0 sec. at 260 C). Thermal Shock: MIL-STD-202, Method 07, Test Condition B ( 65 to 25 C). Moisture Resistance: MIL-STD-202, Method 06, High Humidity (90-98 RH), Heat (65 C). Tin-Lead Silver Nominal Nominal Plated Plated Ampere Voltage Resistance Melting I 2 t Catalog # Catalog # Rating Rating Cold Ohms A 2 Sec. R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R Refer to pg. 374 for SMF Omni-Blok Holder, Series (.077") 6.86 (.270") 3.5 (.24") 2.95 (.6").45 (.057") Recommended pad layout /6A /8A 6.0 (.240") F 7 A /4A 3/8A / 3/4A A / 2 / 3A 3 / 4A 5A 7A 0A 5A 2.69 (.06") A 2.69 (.06") Materials: Body: Ceramic Terminations: Tin-Lead Alloy Compliant Terminations: Gold over Nickel Plated Caps(45) Silver Plated Caps(453) Soldering Parameters(see page 2 for typical soldering profile): Wave Solder 260 C, 0 seconds maximum Reflow Solder 260 C, 30 seconds maximum Solderability: MIL-STD-202, Method 208. PACKAGING SPECIFICATIONS: 2mm Tape and Reel per EIA-RS48- (IEC 286, part3);,000 pieces per reel, add packaging suffix, MR; 5,000 per reel, add packaging suffix NR. Options: For Compliant 45 series add the letter L to end of packaging suffix. Example: R4500.MRL ( Compliant A,,000 per reel).

13 Subminiature Surface Mount NANO 2 Slo-Blo Fuse 452/454 Series The NANO 2 Slo-Blo fuse has enhanced inrush withstand characteristics over the NANO 2 Fast-Acting fuse. The unique time delay feature of this fuse design helps solve the problem of nuisance opening by accommodating inrush currents that normally cause a fast-acting fuse to open. 452 Series Compliant version now available, use ordering suffix L (see example on data sheet). Rating Time 00% 4 hours, Minimum 200% second, Min.; 60 seconds, Max. 300% 0.2 seconds, Min.; 3 seconds, Max. 800% 0.02 seconds, Min.; 0. seconds, Max. AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATINGS: 50 amperes at 25 VAC/VDC Operating Temperature: 55 C to 25 C. Shock: MIL-STD-202, Method 23, Test Condition I (00 G s peak for 6 milliseconds). Vibration: MIL-STD-202, Method 20 (0 55 Hz,.06 in. total excursion). Salt Spray: MIL-STD-202, Method 0, Test Condition B (48 hrs.). Insulation Resistance (After Opening): MIL-STD-202, Method 302, Test Condition A, (0,000 ohms minimum). Resistance to Soldering Heat: MIL-STD-202, Method 20, (3 sec. at 260 C). Thermal Shock: MIL-STD-202, Method 07, Test Condition B ( 65 to 25 C). Moisture Resistance: MIL-STD-202, Method 06, High Humidity (90-98 RH), Heat (65 C). Materials: Body: Ceramic Terminations: Tin-Lead Alloy Compliant Terminations: Gold over Nickel Plated Caps(452) Silver Plated Caps(454) Soldering Parameters: Wave Solder 260 C, 3 seconds maximum Reflow Solder 260 C, 30 seconds maximum Solderability: MIL-STD-202, Method 208. PACKAGING SPECIFICATIONS: 2mm Tape and Reel per EIA-RS48- (IEC 286, part3);,000 pieces per reel, add packaging suffix, MR; 5,000 per reel, add packaging suffix NR. Options: For Compliant 452 series add the letter L to end of packaging suffix. Example: MRL ( Compliant A,,000 per reel). Tin-Lead Silver Nominal Nominal Plated Plated Ampere Voltage Resistance Melting I 2 t Catalog # Catalog # Rating Rating Cold Ohms A 2 Sec. R / R / R / R R / R R / R R / R R (.077") 6.86 (.270") 3.5 (.24") 2.95 (.6") Recommended pad layout 3/8A / 3/4A A / 2 / 3A 3 / 4A 5A.45 (.057") 6.0 (.240") T A 0 00 Refer to pg. 27 for SMF Omni-Blok Holder, Series T. F 2.69 (.06") 2.69 (.06") SURFACE MOUNT FUSES

14 Subminiature Surface Mount NANO 2 UMF Fast-Acting Fuse 455 Series The Nano 2 UMF Fuse is a very small, square surface mount fuse design. Designed to International (IEC) Standards for use globally. Meets IEC UMF specifications for Fast-Acting Fuses Compliant version now available, use ordering suffix L (see example on data sheet). Rating Time 25% hour, Minimum 200% 2 minutes, Maximum 000% 0.00 sec, Min;.0 sec Max AGENCY APPROVALS: Listed to IEC , Universal Modular Fuse- Links (UMF), 25V. AGENCY FILE NUMBERS: UL E INTERRUPTING RATINGS: 50 amperes at 25 VAC/VDC Operating Temperature: 55 C to 25 C. Shock: MIL-STD-202, Method 23, Test Condition I (00 G s peak for 6 milliseconds). Vibration: MIL-STD-202, Method 20 (0 55 Hz). Salt Spray: MIL-STD-202, Method 0, Test Condition B. Insulation Resistance (After Opening): MIL-STD-202, Method 302, Test Condition A, (0,000 ohms minimum). Resistance to Soldering Heat: MIL-STD-202, Method 20, Test Condition B (0 sec. at 260 C). Thermal Shock: MIL-STD-202, Method 07, Test Condition B ( 65 to 25 C). Moisture Resistance: MIL-STD-202, Method 06, High Humidity (90-98 RH), Heat (65 C). Materials: Body: Ceramic Terminations: Tin-Lead Alloy Compliant Terminations: Gold over Nickel Plated Caps.Soldering Parameters: Wave Solder 260 C, 0 seconds maximum Reflow Solder 260 C, 30 seconds maximum Solderability: MIL-STD-202, Method 208. PACKAGING SPECIFICATIONS: 2mm Tape and Reel per EIA-RS48- (IEC 286, part3);,000 pieces per reel, add packaging suffix, MR; 5,000 per reel, add packaging suffix NR. Options: For Compliant devices add the letter L to end of packaging suffix. Example: NRL ( Compliant A, 5,000 per reel). Nominal Nominal Catalog Ampere Voltage Cold Resistance Melting I 2 t Number Rating Rating (Ohms) (A 2 sec) Measured at 0% of rated current, 25 C (.270") 3.5 (.24") (.6") (.077") Recommended pad layout.4a.5a A.6A.45 (.057") 6.0 (.240") F A 2.69 (.06") 2.69 (.06")

15 For NANO 2 Surface Mount Fuses SMF OMNI-BLOK Fuse Block Molded Base Type 54 Series The Compliant SMF Omni-Blok Fuseholder permits quick and easy replacement of Nano 2 SMF surface mount fuses. The fuse block and pre-installed fuse combination can be placed on the PC board in one efficient manufacturing operation. Fuse replacement is accomplished without exposing the PC board to the detrimental effects of solder heat. Refer to notes and 2, below, for fuse/fuseholder combinations available. AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. SPECIFICATIONS: Electrical: 8 Amperes, 25 Volts. Molded Parts: Thermoplastic (94V0). Terminals: Tin Plated Beryllium Copper. Ambient Temperature: 55 C to +25 C. Shock: MIL-STD-202, Method 23, Test Condition I (00 G s peak for 6 milliseconds). Vibration: MIL-STD-202, Method 20 (0 55 Hz). Thermal Shock: MIL-STD-202, Method 07, Condition A (200 cycles: 30 minutes at 55 C, 30 minutes at 25 C). Soldering Parameters (Fuse Installed): Reflow : 500 F (230 C), 30 sec T: 445 F (230 C), 30 sec. Solderability: MIL-STD-202, Method 208. Packaging: 6mm Tape and Reel for use with automatic pick and place equipment per EIA Standard 48;,500 per reel, add suffix DR. With Very Fast-Acting Fuse Installed Catalog Ampere Fuse Number Rating Furnished / / / / / / (.48") 2.3 (.084") REF (.67") Recommended Pad Layout 3.8 (.50") 0 SURFACE MOUNT FUSES With Slo-Blo Fuse Installed Catalog Ampere Fuse Number Rating Furnished T 3/ T / T 3/ T T / T T 2 / T T 3 / T T LF 7 A L F 9.73 (.383") REF. FUSE 3.8 (.50") 453 Series Fuse has silver plated end caps, installed to accommodate solder reflow process. Use either 45 or 453 Series for replacement purposes, page Series Fuse has silver plated end caps, installed to accommodate solder reflow process. Use either 452 or 454 Series for replacement purposes, page (.98") 377

16 Subminiature Surface Mount NANO 2 250V UMF FUSE Fast-Acting 464 Series The Surface Mount Nano 2 250V UMF product family complies with IEC Publication IEC Universal Modular Fuse-Links [UMF]. This IEC standard has been accepted by UL/CSA making it the first global fuse standard. The Nano 2 250V UMF fuse family is based on the proven NANO 2 Fuse product technology. Product is Compliant and compatible with lead-free solders and higher temperature profiles. Rating Time 25% hour, Minimum 200% 2 minutes, Maximum 000% 0.00 sec, Min; 0.0 sec Max AGENCY APPROVALS: Listed to IEC , Universal Modular Fuse- Links (UMF), 250V. UL Listed. Approved by METI and CCC. K and VDE AGENCY FILE NUMBERS: UL E METI NBK30502-E84655a,b. INTERRUPTING RATINGS: 00 amperes at 250VAC Operating Temperature: 55 C to 25 C. Shock: MIL-STD-202, Method 23, Test Condition A. Vibration: MIL-STD-202, Method 20 (0 55 Hz). Insulation Resistance (After Opening): IEC (0.MΩ 500VDC). Resistance to Soldering Heat: IEC Thermal Shock: MIL-STD-202, Method 07, Test Condition B ( 65 to 25 C, 5 cycles). Moisture Resistance: MIL-STD-202, Method 06 Materials: Body: High Performance Ceramic Terminations: Silver plated brass. Soldering Parameters: Wave Solder 260 C, 0 seconds maximum Reflow Solder 260 C, 30 seconds maximum Solderability: IEC PACKAGING SPECIFICATIONS: 24mm Tape and Reel per EIA-RS48- (IEC 286, part 3);,500 per reel, add packaging suffix, DR. Nominal Nominal Catalog Ampere Voltage Cold Resistance Melting I 2 t Number Rating Rating (Ohms) (A 2 sec) *For information and availability of additional ratings please contact Littelfuse Reference Dimensions: 4.5 (.77") 2.8 (.") END CAP 2. (.475") FF500mAL AC250V TOP VIEW 4.5 (.77") Height A.63 A.8 A A.25 A.6 A 2 A 2.5 A 3.5 A 5.6 (.22") 5.6 (.22") 4 A 5 A 6.3 A 6.7 (.264") 6.9 (.27") WAVE SOLDER 3.5 (.4") 6.8 (.264") REFLOW SOLDER

17 Subminiature Surface Mount NANO 2 250V UMF FUSE Time Lag 465 Series The Surface Mount Nano 2 250V UMF product family complies with IEC Publication IEC Universal Modular Fuse-Links [UMF]. This IEC standard has been accepted by UL/CSA making it the first global fuse standard. The Nano 2 250V UMF fuse family is based on the proven NANO 2 Fuse product technology. Product is Compliant and compatible with lead-free solders and higher temperature profiles. Rating Time 25% hour, Minimum 200% 2 minutes, Maximum 000% 0.0 sec, Min; 0. sec Max AGENCY APPROVALS: Listed to IEC , Universal Modular Fuse- Links (UMF), 250V. UL Listed. Approved by METI and CCC. K and VDE. AGENCY FILE NUMBERS: UL E METI NBK30502-E84655a,b. INTERRUPTING RATINGS: 00 amperes at 250VAC Operating Temperature: 55 C to 25 C. Shock: MIL-STD-202, Method 23, Test Condition A. Vibration: MIL-STD-202, Method 20 (0 55 Hz). Insulation Resistance (After Opening): IEC (0.MΩ 500VDC). Resistance to Soldering Heat: IEC Thermal Shock: MIL-STD-202, Method 07, Test Condition B ( 65 to 25 C, 5 cycles). Moisture Resistance: MIL-STD-202, Method 06 Materials: Body: High Performance Ceramic Terminations: Silver plated brass. Soldering Parameters: Wave Solder 260 C, 0 seconds maximum Reflow Solder 260 C, 30 seconds maximum Solderability: IEC PACKAGING SPECIFICATIONS: 24mm Tape and Reel per EIA-RS48- (IEC 286, part 3);,500 per reel, add packaging suffix, DR. Nominal Nominal Catalog Ampere Voltage Cold Resistance Melting I 2 t Number Rating Rating (Ohms) (A 2 sec) *For information and availability of additional ratings please contact Littelfuse Reference Dimensions: 4.5 (.77") 2.8 (.") END CAP 2. (.475") FT500mAL AC250V TOP VIEW 4.5 (.77") Height A.25 A.6 A 2 A 2.5 A 3.5 A 5.6 (.22") 4 A 5 A 6.3 A 5.6 (.22") 6.7 (.264") 6.9 (.27") WAVE SOLDER 3.5 (.4") 6.8 (.264") REFLOW SOLDER SURFACE MOUNT FUSES 379

18 Miniature Surface Mount TeleLink Fuse 46 Series Surface mount surge resistant Slo-Blo fuse. Meets UL rd Edition power cross requirements stand alone. Designed to allow compliance with Telcordia GR-089-CORE and TIA-968-A (formerly FCC Part 68) Surge Specifications. Provides coordinated protection with Littelfuse SIDACtor Protection Thyristors without series resistors. Ideal for use in telecommunication equipment including line cards, modems, fax machines, phones, answering machines, caller ID devices and other products connected to phone network. rating has improved temperature rise performance under 2. surge current testing when compared with.25a rating. Product is Compliant and compatible with lead-free solders and higher temperature profiles when ordered with Standard Silver Plated Brass Caps. Standard product is Compliant and compatible with lead-free solders and higher temperature profiles. AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. Littelfuse: Teccor: UL E0480 CSA LR29862 UL E9008 CSA LR Materials: Body: Ceramic Compliant Terminations: Silver Plated Brass Caps Terminations: Tin-Lead Alloy also available, add suffix, T. Soldering Parameters: Reflow Solder 260 C, 30 seconds maximum. Wave Solder 260 C, 3 seconds maximum. PACKAGING SPECIFICATIONS: 24mm Tape and Reel per EIA-RS48-2, (IEC 286 part 3); 2500 fuses per reel, add suffix, ER. Telecom Teccor Nano 2 TeleLink Nominal Nominal Catalog Catalog Ampere Voltage Resistance Melting I 2 t Number Number Rating Rating Cold Ohms A 2 Sec F0500T F250T F25T Notes: I 2 t is calculated at 0 msec or less. I 2 t at 0 times rated current has a typical value of: 24 A 2 sec (2.0A), 22 A 2 sec (.25A),.3 A 2 sec (0.5A). Typical inductance < 40nH up to 500 MHz. Resistance changes 0.5% for every C. Resistance is measured at 0% rated current. Reference Dimensions: (.23") 0.0 (.397") LF.25A T.500A.70 typ (.067").25A 3.2 (.23") 6.0 (.240") 2.6 (.496") 3.25 (.28") Recommended Pad Layout 3.43 (.35")

19 Miniature Surface Mount TeleLink Fuse 46 Series % of AmpereRating OpeningTime 00% 4 hours, Min. 250% Second, Min.; 20 Seconds, Max. INTERRUPTING RATINGS: 60 amperes at 600 VAC. GR 089 Inter-building requirements GR 089 st level lighting surge inter-building (Equipment under test can not be damaged & must continue to operate properly) Maximum Temperature Rise: Telecom Nano 2 Fuse Temperature Reading < 82 C (80 F) < 50 C (22 F) Higher Currents and PCB layout designs can affect this parameter. Readings are measured at rated current after temperature stabilizes. 40 Temperature Derating Curve Operating Temperature is -55 C to +25 C with proper correction factor applied Surge Minimum Minimum Max Repetitions Fuse Peak Peak Rise/Min. Each Choices Voltage Current Decay Polarity (V) (A) (µs) / , / , / , /0 0.25, / ,.25, 2.0 If sufficient series resistance is used, then the 0.5 fuse may be used in test conditions -4. GR nd level lightning surge telecom port (Equipment under test shall not become a fire, fragmentation, or electrical safety hazard) PERCENT OF RATING* Surge Minimum Minimum Max Repetitions Fuse Peak Peak Rise/Min. Each Choices Voltage Current Decay Polarity (V) (A) (µs) /0 0.5,.25, 2.0 alternative /8=625 8/20 0.5,.25, 2.0 The 0.5 fuse will open during these test conditions. The.25 & 2.0 will not open thus providing operational compliance. GR 089 AC power fault st level inter-building (fuse not allowed to open) Test Vrms Short Duration Primary Fuse Circuit Protector Choices Current (A) min. removed.25, min removed.25, ,400, x sec. removed.25, x sec. operative.25, Diagram Diagram 60 x 5 sec. removed.25, s removed.25, x 2 sec. removed.25, sec. removed.25, sec. in place.25, 2.0 GR 089 AC power fault 2 nd level (fuse can open but must open in a safe and controlled manner) -60 C -40 C -20 C 0 C 20 C 40 C 60 C 80 C 00 C -76 F -40 F -4 F 32 F 68 F 04 F 40 F 76 F 22 F AMBIENT TEMPERATURE Ambient temperature effects are in addition to the normal derating. 20 C 248 F 0 SURFACE MOUNT FUSES Test Vrms Short Duration Fuse Circuit (A) 20, min. 0.5,.25, sec. 0.5,.25, sec. 0.5,.25, min.. 0.5,.25, Diagram Diagram 5 min. 0.5,.25, 2.0 Fuse must open before wiring simulator fuse (MDL 2.0). 38

20 Miniature Surface Mount TeleLink Fuse 46 Series TIA 968-A (formerly FCC Part 68) Surge Waveforms (fuse can not open during type B events) Surge Voltage Waveform Current Waveform Reps Recommended (V) (µs) (A) (µs) Fuse Metallic A x x 560 ea. polarity.25 Longitudinal A x x 60 ea. polarity.25 Metallic B x x 320 ea. polarity.25 Longitudinal B x x 320 ea. polarity.25 For the type A events the 0.5 fuse will open, providing non-operational compliance. The.25 & 2.0 will not open, providing for operational compliance with TIA-968-A type A surge events. UL requirements UL60950 (EN 60950) (formerly UL 950) Power Cross (L = longitudinal, M = metallic) Test Voltage Current Time Fuse Number (V) (A) Choices L sec. 0.5,.25, 2.0 L sec. 0.5,.25, 2.0 L min. 0.5,.25, 2.0 L min. 0.5,.25, 2.0 L min. 0.5,.25, 2.0 M sec. 0.5,.25, 2.0 M sec. 0.5,.25, 2.0 M min. 0.5,.25, 2.0 M min. 0.5,.25, 2.0 Selection of test number depends on current limiting & fire enclosure/spacing of end product 26 AWG line cord removes L/M test requirement L5 conducted only if product does not pass section 6..2 L2,M2,L3,M3,L4,M4 conducted if not in a fire enclosure Fuse must open before the wiring simulator fuse (MDL 2.0). UL60950 (EN 60950) (formerly UL 950) Impulse Test & Steady-state electric strength test Test Voltage Current Waveform Repetitions Fuse (V) (A) Choices Impulse For handheld units x 700µs + 0 w/60 sec. rest 0.5,.25, 2.0 Non handheld x 700µs + 0 w/60 sec. rest 0.5,.25, 2.0 Steady-State For handheld units Hz 0.5,.25, 2.0 Non handheld Hz 0.5,.25,

21 Subminiature Surface Mount PICO SMF 459 and 460 Series Fuses Operating Temperature: 55 C to 25 C. Shock: MIL-STD-202, Method 23, Test Condition I (00 G s peak for 6 milliseconds). Vibration: MIL-STD-202, Method 20 (0 55 Hz,.06 in. total excursion). Salt Spray: MIL-STD-202, Method 0, Test Condition B (48 hrs.). Insulation Resistance (After Opening): MIL-STD-202, Method 302, (0,000 ohms minimum at 00 volts). Thermal Shock: MIL-STD-202, Method 07, Test Condition B ( 65 to 25 C). Moisture Resistance: MIL-STD-202, Method 06, High Humidity (90-98 RH), Heat (65 ). Materials: Body: Molded Thermoplastic Terminations: 00% Tin Plated Copper(459 Series) Tin-Lead Plated Copper(460 Series) Solderability: MIL-STD-202, Method 208. PACKAGING SPECIFICATIONS: 2mm Tape and Reel per EIA-RS48- (IEC 286, part 3); 500 per reel, add packaging suffix, UR. PICO SMF Very Fast-Acting Type Fuse 459 Series Rating Time 00% 4 hours, Minimum 200% second, Maximum 300% 0. second, Maximum 459 SERIES AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR SERIES INTERRUPTING RATINGS: 50 amperes at 25 VAC. 300 amperes at 25 VDC. Soldering Parameters: Wave Solder 260 C, 0 seconds maximum Reflow Solder 260 C, 30 seconds maximum Resistance to Soldering Heat: MIL-STD-202, Method 20, Test Condition F (0 sec. at 260 C). Nominal Nominal Catalog Ampere Voltage Resistance Melting I 2 t Number Rating Rating Cold Ohms A 2 Sec / / / / / / / / / A 25 V LF B (.285") REF..30(.05") REF (.70") 3.05 (.20") 2.03 (.080") PICO SMF Slo-Blo Type Fuse 460 Series.65 (.065") 8.26 (.325") 2.97 (.7") 4.95 (.95") RECOMMENDED PAD LAYOUT Rating Time 00% 4 hours, Minimum 200% second, Min.; 20 seconds, Max. 300% 0.2 second, Min.; 3 seconds, Max. 800% 0.02 second, Min.; 0. second, Max. 460 SERIES AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. Approved by METI from through 5 amperes. 460 SERIES INTERRUPTING RATINGS: 50 amperes at 25 VAC. 50 amperes at 25 VDC. Soldering Parameters: Wave Solder 260 C, 3 seconds maximum Reflow Solder 230 C, 30 seconds maximum Resistance to Soldering Heat: MIL-STD-202, Method 20 (3 sec. at 260 C) Nominal Nominal Catalog Ampere Voltage Resistance Melting I 2 t Number Rating Rating Cold Ohms A 2 Sec / / / / / SURFACE MOUNT FUSES

22 Subminiature Surface Mount & Dip Types FLAT-PAK Fast Acting Fuse 202 Series For new designs please use the 464 Series, NANO 2 250V UMF Fuse. Fast-Acting and Slo-Blo Fuse versions of the Flat-Pak Fuse designs are available. Both designs are available in either a gull-wing surface mount package or a DIP configuration for through-hole mounting. These fuse designs feature a 250 VAC rating in a low profile, rectangular package. Rating Time 00% 4 hours, Minimum 200% 2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATING: 50 amperes at 250 VAC. ENVIRONMENTAL SPECIFICATION: Operating Temperature: 55 C to 25 C. Materials: Body: Thermoplastic Terminations: Tin/Lead Plated Copper Soldering Parameters: Wave Solder 260 C, 3 seconds maximum. Reflow Solder 25 C, 30 seconds maximum. Solderability: MIL-STD-202, Method 208. Cleaning: Board washable in most common solvents. PACKAGING SPECIFICATIONS: SMF Fuses 24mm Tape and Reel per EIA-RS48-2 (IEC 286, part 3); 500 per reel. DIP Fuses Antistatic magazine, 00 per magazine. ORDERING INFORMATION Nominal Nominal Catalog Catalog Ampere Voltage Resistance Melting I 2 t Number Number Rating Rating Cold Ohms A 2 Sec G / G / G / G / G 3/ G G / G G 2 / G G G SMF fuse marking includes the letter G next to the series number indicating Gull-Wing. Reference Dimensions:.35" 6 o 202 FLAT- PAK LF F 250 V PAT (.372") 6.35 (.250") 0.6 (.400") 0.30 (.02") DIP Configuration (Thru-Hole) Mounting /6A /8A /4A 4.9 (.65") 202GFLAT- PAK LF F 250 V PAT (.372") 6.35 (.250") 0.08 (.003").40 (.055") (.600") (.02") SMF Configuration ("Gull Wing" Surface Mount) 7.2 (.674) 4.06 (.60).53 (.454) 2.79 (.0) / 3/4A A / 2 / 3A 4A 5A Recommended Pad Layout.52 (.060") 4.9 (.65")

23 Subminiature Surface Mount & Dip Types FLAT-PAK Slo-Blo Fuse 203 Series For new designs please use the 465 Series, NANO 2 250V UMF Fuse. Fast-Acting and Slo-Blo Fuse versions of the Flat-Pak Fuse designs are available. Both designs are available in either a gull-wing surface mount package or a DIP configuration for through-hole mounting. These fuse designs feature a 250 VAC rating in a low profile, rectangular package. Rating Time 00% 4 hours, Minimum 200% second, Minimum 30 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E0480, CSA LR INTERRUPTING RATING: 50 amperes at 250 VAC. ENVIRONMENTAL SPECIFICATION: Operating Temperature: 55 C to 25 C. Materials: Body: Thermoplastic Terminations: Tin/Lead Plated Copper Soldering Parameters: Wave Solder 260 C, 3 seconds maximum. Reflow Solder 25 C, 30 seconds maximum. Solderability: MIL-STD-202, Method 208. Cleaning: Board washable in most common solvents. PACKAGING SPECIFICATIONS: SMF Fuses 24mm Tape and Reel per EIA-RS48-2 (IEC 286, part 3); 500 per reel. DIP Fuses Antistatic magazine, 00 per magazine. ORDERING INFORMATION Nominal Nominal Catalog Catalog Ampere Voltage Resistance Melting I 2 t Number Number Rating Rating Cold Ohms A 2 Sec G / G / G 3/ G G / G G 2 / G G G SMF fuse marking includes the letter G next to the series number indicating Gull-Wing. Reference Dimensions:.35" 6 o FLAT- PAK LF F 250 V PAT (.372") 6.35 (.250") 0.6 (.400") 0.30 (.02") DIP Configuration (Thru-Hole) Mounting /4A 4.9 (.65") 202GFLAT- PAK LF F 250 V PAT (.372") 6.35 (.250") 0.08 (.003").40 (.055") (.600") (.02") SMF Configuration ("Gull Wing" Surface Mount) 7.2 (.674) 4.06 (.60).53 (.454) 2.79 (.0) / 3/4A A / 2 A 2 / 3A 4A 5A Recommended Pad Layout.52 (.060") 4.9 (.65") 0 SURFACE MOUNT FUSES

24 350 Volt Surface Mount Fuse EBF Fuse Fast-Acting Type 446/447 Series Ideal for use in electronic lighting ballast, power supply and power inverter applications. Rated for use in 25, 250, 277 and 350 VAC circuits. Based on the proven reliability of the automotive MINI Fuse; available from 2 through 0 amperes. Rating Time 00% 4 hours, Minimum 200% 0.5 sec. Min., 5 Sec. Max AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and CSA Certified. Approved by METI to 5 amperes. AGENCY FILE NUMBERS: UL: E76, CSA LR INTERRUPTING RATINGS: 00 amperes at 350 VAC, 50 amperes at 25 VDC and 450 amperes at 60VDC Operating Temperature: 40 C to +25 C. Materials: Body: Plastic Body Terminations: Tin-Lead (95/5) plated Zn, Ni barrier Soldering Parameters: Reflow Solder 235 C, 5 seconds maximum. No-clean process recommended. Wave Solder Not recommended. Non-plated terminal surfaces may not meet MIL-STD-202, Method 208. PACKAGING SPECIFICATIONS: 24mm Tape and Reel per EIA-RS48 (Equivalent to IEC 286, part 3); 800 fuses per reel, add packaging suffix, ZR. Shelf Life: Up to year in Factory sealed packaging. Ampere Voltage Nominal Nominal Catalog Rating Rating Cold Melting I 2 t Number (A) (VAC) Resistance(Ω) (A 2 sec) EBF Fuse Fast-Acting Type 447 Series Through-hole version of the 446 series. Same as 446 Series. Dimensions: Contact Littelfuse for specifications. Soldering Parameters: Contact Littelfuse for soldering parameters. Inside terminal face of each lead is non-plated zinc. Non-plated zinc terminal faces may not meet MIL-STD-202, method 208. To ensure that the fuse is acceptable for the application, appropriate application testing should be performed. Packaging Specifications: Bulk Pack (4,000 pieces per pack) Reference Dimensions (Inches): LF 350V 0.92 (.430") (.295") PATA (.50").52 (.060") (.032") (.057") 8.76 (.345").50 (.059") MAX Recommended Pad Layout: 5.9 (.233") 8.8 (.347") (.26") (.220") 3A 4A 5A 7 / 0A 4.03 (.59") 3.2 (.26") 0.8 (.032") Mounting Holes:.27 (.050") Dia 0. (.398")