SURFACE MOUNT CERMET TRIMMERS (SINGLE TURN) Rotor. Wiper. Cover. Pin S T - 2 T A Ω ( )

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1 SURFACE MOUNT CERMET TRIMMERS (SINGLE TURN) COPAL ELECTRONICS RoHS compliant INTERNAL STRUCTURE 8 4 7! 5! 9 FEATURES RoHS compliant Compact and low-profile mm single turn type Sealed construction !! Part name Housing Rotor Wiper Terminal # Terminal #, # Cover substrate Pin O ring Terminations Resistive element Material Epoxy PPS Polyphenylenesulphide Stainless steel (SUS 4) Copper alloy, Sn-Cu-plated Stainless steel (SUS 4) Ceramic Blass, Sn-plated Silicone rubber Ag-Pd cermet RuO cermet Flammability UL-94V- UL-94HB PART NUMBER DESIGNATION S T - T A Ω ( ) Series name Resistance code Form of packaging T Taping (Reel) Bulk in plastic bag Blank Resistance value Product shape (Shape of terminal) J-hook Please refer to the LIST OF PART NUMBERS when placing orders.

2 LIST OF PART NUMBERS Nominal resistance values Adjustment position Pieces in package Shape of terminal Top adjustment A ( J-hook ) Form of packaging Taping (reel) TA Plastic bag A 5 pcs./reel pcs./pack Ω Ω 5 Ω kω kω 5 kω kω kω 5 kω kω kω 5 kω MΩ Fig. The part numbers on the left are all available with the respective combination of <Nominal resistance values> (Fig. ). Verify the above part numbers when placing orders. Taping specification is not sold separately and must be purchased in reel units. ELECTRICAL CHARACTERISTICS Nominal resistance range Resistance tolerance Power ratings Resistance law Maximum input voltage Maximum wiper current Effective electrical angle End resistance C.R.V. Operating temp. range Temp. coefficient Insulation resistance Dielectric strength Net weight Ω ~ MΩ ± %. W (7 C) W (5 C) Linear law DC5 V or power rating, whichever is smaller I = P/R A Within power ratings 4 ( turn) Ω % or Ω, whichever is greater Ω % or Ω, whichever is greater 55 ~ 5 C ± 5 - / C MΩ minimum (DC5 V) AC5 V, s Approx.. g MECHANICAL CHARACTERISTICS Mechanical angle Operating torque Stop strength Rotational life Thrust to rotor Solderability Shear (Adhesion) Substrate bending Pull-off strength 7 ( turn) 5 mn m {5 gf cm} maximum 8 mn m {78.4 gf cm} minimum 5 cycles [ R/R ± ( Ω + 5 %)] N {. kgf} minimum 45 ± C, ~ s 5 N {.5 kgf} s Width 9 mm, bend mm, 5 s, time 5 N {.5 kgf} s { } Reference only

3 ENVIRONMENTAL CHARACTERISTICS Test item Thermal shock Humidity Shock Vibration Load life Low temp. operation High temp. exposure Immersion seal Soldering heat Test conditions 5 ~ 5 C (.5 h), 5 cycles ~ 5 C (8 ~ 98 %), cycles, 4 h 98 m/s, ms directions for times each (Amplitude).5 mm or (Acceleration) 9 m/s, ~ Hz, directions, times each 7 C,. W h 55 C, h 5 C, 5 h 85 C, s 55 C Reflow Peak temperature : 55 C (Please refer to the profile below) Flow soldering ± C, 5 ~ s, two times maximum Manual soldering 5 ± C, ~ 4 s Specifications [ R/R %] [S.S. %] [ R/R %] [ R/R %] [S.S. %] [ R/R %] [S.S. %] [ R/R %] [S.S. %] [ R/R %] [S.S. %] No leaks (No continuous bubbles) [ R/R ± %] R/RChange in total resistance S.S. Setting stability Reflow profile for soldering heat evaluation MAXIMUM INPUT RATINGS Nominal resistance values (Ω) Resistance code Maximum input voltage (V) Maximum wiper current (ma) k.. k k k.. k k k k k M RECOMMENDED P.C.B. PAD OUTLINE DIMENSIONS (Unit : mm) Temperature ( C) Peak : 5 +5 Over C Pre Heating Zone 8 C 5 C 9 ± s ± s Soldering Zone Heating time Reflow : two times maximum C Note) The zero point is the center of mounting.

4 OUTLINE DIMENSIONS A Top adjustment Production date code.4.5 W.5 L. D.8 Resistance code.7 Unless otherwise specified, tolerance : ±. (Unit : mm) Note the terminal position. t =..45 (.9).45 CW rotation /ST- ADJUSTMENT TOOL Compliant with two models (/ST-) Recommended models ST- Material : DURACON (POM).9 For ST- Tip thickness.4 Tip.7.. Tip thickness.5 Tip For Recommended screwdrivers for use ENGINEER INC. Manufacturer Model DA-54 Note : Please do not use the tool for purposes other than adjustment of electronic components.

5 PACKAGING SPECIFICATIONS <Taping packaging specifications> Taping version is packaged in 5 pcs. per reel. Orders will be accepted for units of 5 pcs., i.e., 5,, 5 pcs., etc. Taping version is boxed with one reel (5 pcs.). Maximum number of consecutive missing pieces= Leader length and reel dimension are shown in the diagrams below. EMBOSSED TAPE DIMENSIONS Empty Filled Empty REEL DIMENSIONS JIS C 8-Conforms to JIS C 8- EIAJ ET-7AIn accordance with EIAJ ET-7A (Unit: mm) + End Head ±.8 ± mm min. pitches min. Leader Direction of feed 4 mm min. ± ± TA ±. ±.5.75 ±.. ±. 5.5 ±.5 Installation example (A) Direction of feed. <Bulk pack specifications> Unit of bulk in a plastic bag is pcs. per pack. Boxing of bulk in a plastic bag is performed with 5 pcs. per box.