SMDJ Series RoHS Pb e3 Uni-directional Description Bi-directional The SMDJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Features Agency Approvals AGENCY AGENCY FILE NUMBER E2353 Maximum Ratings and Thermal Characteristics (T A =25 O C unless otherwise noted Parameter Symbol Value Unit Peak Pulse Power Dissipation at T A =25ºC by /µs Waveform (Fig.2(Note, (Note 2, (Note 5 P PPM 3 W Power Dissipation on Infinite Heat Sink at T L =5 O C P D 6.5 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3 I FSM 3 A Maximum Instantaneous Forward Voltage at A for Unidirectional V F 3.5/5. V Only(Note 4 Operating Temperature Range T J -65 to 5 C Storage Temperature Range T STG -65 to 75 C Typical Thermal Resistance Junction to Lead Typical Thermal Resistance Junction to Ambient R θjl 5 C/W R θja 75 C/W Notes:. Non-repetitive current pulse, per Fig. 4 and derated above T J (initial =25 O C per Fig. 3. 2. Mounted on copper pad area of.3x.3 (8. x 8.mm to each terminal. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. V F < 3.5V for single die parts and V F < 5.V for stacked-die parts. 5. The P PPM of stacked-die parts is 4W and please contact littelfuse for the detail stacked-die parts. Functional Diagram 3W peak pulse power capability at /μs waveform, repetition rate (duty cycles:.% For surface mounted applications in order to optimize board space Low profile package Typical failure mode is short from over-specified voltage or current Whisker test is conducted based on JEDEC JESD2A per its table 4a and 4c IEC-6-4-2 ESD 3kV(Air, 3kV (Contact ESD protection of data lines in accordance with IEC 6-4-2 EFT protection of data lines in accordance with IEC 6-4-4 Built-in strain relief Glass passivated chip junction Fast response time: typically less than.ps from V to BV min Applications Excellent clamping capability Low incremental surge resistance Typical I R less than 2μA when V BR min>2v High temperature to reflow soldering guaranteed: 26 C/4sec V BR @ T J = V BR @25 C x (+αt x (T J - 25 (αt:temperature Coefficient, typical value is.% Plastic package is flammability rated V- per Underwriters Laboratories Meet MSL level, per J-STD-2, LF maximun peak of 26 C Matte tin lead free plated Halogen free and RoHS compliant Pb-free E3 means 2nd level interconnect is Pb-free and the terminal finish material is tin(sn (IPC/JEDEC J-STD- 69A. TVS devices are ideal for the protection of I/O Interfaces, V CC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Additional Infomarion Bi-directional Datasheet Resources Samples Cathode Anode Uni-directional
Electrical Characteristics (T A =25 C unless otherwise noted Part Number (Uni Part Number (Bi Marking Reverse Stand off Voltage V R Breakdown Voltage V BR (Volts @ I T UNI BI (Volts MIN MAX Test Current I T (ma Maximum Clamping Voltage V C @ I pp (V Maximum Peak Pulse Current I pp (A Maximum Reverse Leakage I R @ V R (µa SMDJ5.A SMDJ5.CA RDE DDE 5. 6.4 7. 9.2 326. 8 X SMDJ6.A SMDJ6.CA RDG DDG 6. 6.67 7.37.3 29.3 8 X SMDJ6.5A SMDJ6.5CA RDK DDK 6.5 7.22 7.98.2 267.9 5 X SMDJ7.A SMDJ7.CA PDM DDM 7. 7.78 8.6 2. 25. 2 X SMDJ7.5A SMDJ7.5CA PDP DDP 7.5 8.33 9.2 2.9 232.6 X SMDJ8.A SMDJ8.CA PDR DDR 8. 8.89 9.83 3.6 22.6 5 X SMDJ8.5A SMDJ8.5CA PDT DDT 8.5 9.44.4 4.4 28.3 2 X SMDJ9.A SMDJ9.CA PDV DDV 9... 5.4 94.8 X SMDJA SMDJCA PDX DDX.. 2.3 7. 76.5 5 X SMDJA SMDJCA PDZ DDZ. 2.2 3.5 8.2 64.8 2 X SMDJ2A SMDJ2CA PEE DEE 2. 3.3 4.7 9.9 5.8 2 X SMDJ3A SMDJ3CA PEG DEG 3. 4.4 5.9 2.5 39.5 2 X SMDJ4A SMDJ4CA PEK DEK 4. 5.6 7.2 23.2 29.3 2 X SMDJ5A SMDJ5CA PEM DEM 5. 6.7 8.5 24.4 23. 2 X SMDJ6A SMDJ6CA PEP DEP 6. 7.8 9.7 26. 5.4 2 X SMDJ7A SMDJ7CA PER DER 7. 8.9 2.9 27.6 8.7 2 X SMDJ8A SMDJ8CA PET DET 8. 2. 22. 29.2 2.7 2 X SMDJ2A SMDJ2CA PEV DEV 2. 22.2 24.5 32.4 92.6 2 X SMDJ22A SMDJ22CA PEX DEX 22. 24.4 26.9 35.5 84.5 2 X SMDJ24A SMDJ24CA PEZ DEZ 24. 26.7 29.5 38.9 77. 2 X SMDJ26A SMDJ26CA PFE DFE 26. 28.9 3.9 42. 7.3 2 X SMDJ28A SMDJ28CA PFG DFG 28. 3. 34.4 45.4 66. 2 X SMDJ3A SMDJ3CA PFK DFK 3. 33.3 36.8 48.4 62. 2 X SMDJ33A SMDJ33CA PFM DFM 33. 36.7 4.6 53.3 56.3 2 X SMDJ36A SMDJ36CA PFP DFP 36. 4. 44.2 58. 5.6 2 X SMDJ4A SMDJ4CA PFR DFR 4. 44.4 49. 64.5 46.5 2 X SMDJ43A SMDJ43CA PFT DFT 43. 47.8 52.8 69.4 43.2 2 X SMDJ45A SMDJ45CA PFV DFV 45. 5. 55.3 72.7 4.3 2 X SMDJ48A SMDJ48CA PFX DFX 48. 53.3 58.9 77.4 38.8 2 X SMDJ5A SMDJ5CA PFZ DFZ 5. 56.7 62.7 82.4 36.4 2 X SMDJ54A SMDJ54CA RGE DGE 54. 6. 66.3 87. 34.4 2 X SMDJ58A SMDJ58CA PGG DGG 58. 64.4 7.2 93.6 32. 2 X SMDJ6A SMDJ6CA PGK DGK 6. 66.7 73.7 96.8 3. 2 X SMDJ64A SMDJ64CA PGM DGM 64. 7. 78.6 3. 29. 2 X SMDJ7A SMDJ7CA PGP DGP 7. 77.8 86. 3. 26.5 2 X SMDJ75A SMDJ75CA PGR DGR 75. 83.3 92. 2. 24.8 2 X SMDJ78A SMDJ78CA PGT DGT 78. 86.7 95.8 26. 23.8 2 X SMDJ85A SMDJ85CA PGV DGV 85. 94.4 4. 37. 2.9 2 X SMDJ9A SMDJ9CA PGX DGX 9... 46. 2.5 2 X SMDJA SMDJCA PGZ DGZ.. 23. 62. 8.5 2 X SMDJA SMDJCA PHE DHE. 22. 35. 77. 6.9 2 X SMDJ2A SMDJ2CA PHG DHG 2. 33. 47. 93. 5.5 2 X SMDJ3A SMDJ3CA PHK DHK 3. 44. 59. 29. 4.4 2 X SMDJ5A SMDJ5CA PHM DHM 5. 67. 85. 243. 2.3 2 X SMDJ6A SMDJ6CA PHP DHP 6. 78. 97. 259..6 2 X SMDJ7A SMDJ7CA PHR DHR 7. 89. 29. 275..9 2 X SMDJ8A SMDJ8CA PHT DHT 8. 2. 22. 292..3 2 X SMDJ22A SMDJ22CA PKE DKE 22. 244. 27. 356. 8.4 2 X For bidirectional type having V R of volts and less, the I R limit is double. For parts without A, the V BR is ± % and V C is 5% higher than with A parts Agency Approval
I-V Curve Characteristics Bi-directional Uni-directional Ipp Vc VBR VR IR IT VF V Vc VBR VR IT IR IR IT VRVBR Vc V Ipp Ipp P PPM Peak Pulse Power Dissipation -- Max power dissipation V R Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation V BR Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (I T V C Clamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current I R V F Reverse Leakage Current -- Current measured at V R Forward Voltage Drop for Uni-directional Ratings and Characteristic Curves (T A =25 C unless otherwise noted Figure - TVS Transients Clamping Waveform Figure 2 - Peak Pulse Power Rating Voltage or Current Voltage Transients Voltage Across TVS Current Through TVS P PPM -Peak Pulse Power (kw Single die, 3kW at xµs, 25 C stacked-die, 4kW at xµs, 25 C TJ initial = Tamb.... Time t d -Pulse Width (ms continues on next page.
Ratings and Characteristic Curves (T A =25 C unless otherwise noted (Continued Figure 3 - Peak Pulse Power Derating Curve Figure 4 - Pulse Waveform Peak Pulse Power (P PP or Current (I PP Derating in Percentage % 8 6 4 2 25 5 75 25 5 75 T J - Initial Junction Temperature (ºC I PPM - Peak Pulse Current, % I RSM 5 5 td tr=µsec Peak Value IPPM Half Value IPPM 2 IPPM ( TJ=25 C Pulse Width(td is defined as the point where the peak current decays to 5% of IPPM /µsec. Waveform as defined by R.E.A. 2. 3. 4. t-time (ms Figure 5 - Typical Junction Capacitance Figure 6 - Typical Transient Thermal Impedance Cj(pF Uni-direc onal V=V Bi-direc onal V=V Uni-direc onal V=V R Bi-direc onal V=V R V BR -Reverse Breakdown Voltage(V Transient Thermal Impedance ( C/W..... T -Pulse Duration (s P Figure 7 - Maximum Non-Repetitive Peak Forward Surge Current Uni-Directional Only IFSM - Peak Forward Surve Current (A 5 45 4 35 3 25 2 5 5 Number of Cycles at 6 Hz Figure 8 - Peak Forward Voltage Drop vs Peak Forward Current (Typical Values IF-Peak Forward Current(A. Single die Stack-die... 2. 3. 4. 5. 6. 7. 8. V F -Peak Forward Voltage(V
Temperature (T Transient Voltage Suppression Diodes Soldering Parameters Reflow Condition Pre Heat Lead free assembly - Temperature Min (T s(min 5 C - Temperature Max (T s(max 2 C - Time (min to max (t s 6 8 secs Average ramp up rate (Liquidus Temp (T A to peak T S(max to T A - Ramp-up Rate Reflow - Temperature (T A (Liquidus 27 C 3 C/second max 3 C/second max - Time (min to max (t s 6 5 seconds Peak Temperature (T P 26 +/-5 C Time within 5 C of actual peak Temperature (t p 2 4 seconds Ramp-down Rate 6 C/second max Time 25 C to peak Temperature (T P 8 minutes Max. Do not exceed 26 C T P T L T s(max T s(min 25 C t s Preheat t 25 C to Peak Environmental Specifications High Temp. Storage Ramp-up Time (t t p JESD22-A3 t L Critical Zone T L to T P Ramp-down Physical Specifications HTRB JESD22-A8 Weight Case.7 ounce,.2 grams JEDEC DO24AB. Molded plastic body over glass passivated junction Temperature Cycling JESD22-A4 MSL JEDEC-J-STD-2, Level Polarity Color band denotes positive end (cathode except Bidirectional. H3TRB JESD22-A Terminal Matte Tin-plated leads, Solderable per JESD22-B2 RSH JESD22-A Dimensions DO-24AB (SMC J-Bend Cathode Band (for Uni-directional products only Dimensions Inches Millimeters Min Max Min Max A C A.4.26 2.9 3.2 B.26.28 6.6 7. B C.22.245 5.59 6.22 D.79.3 2.6 2.62 D H E.3.6.76.52 F -.8 -.23 G.35.32 7.75 8.3 E J F G K L H.6.2.52.35 I.29-3.3 - J.94-2.4 - K -.65 4.2 I L.94-2.4 - Solder Pads (all dimensions in mm
Part Numbering System Part Marking System SMDJ XXX C A Cathode Band (for Uni-directional products only 5% V BR VOLTAGE TOLERANCE F Littelfuse Logo SERIES V R VOLTAGE BI-DIRECTIONAL XXX YMXXX Marking Code Trace Code Marking Y:Year Code M: Month Code XXX: Lot Code Packaging Options Part number Component Package Quantity Packaging Option Packaging Specification SMDJxxxXX DO-24AB 3 Tape & Reel - 6mm tape/3 reel EIA STD RS-48 SMDJxxxXX-T7 DO-24AB 5 Tape & Reel 6mm tape/7 reel EIA STD RS-48 Tape and Reel Specification.57 (4..63 (6. Cathode.8 (2.2 Arbor Hole Dia..35 (8. Optional 7 7. (87 3 3. (33.59 DIA (.5 Cover tape Dimensions are in inches (and millimeters..65 (6.4 Direction of Feed