SM-4 Vishay Surface Mount Cermet Trimmers (12 Turns) FEATURES * * * * * * Lead (Pb)-free soldering, Cadmium-free Fine adjustment is possible Automatic mounting is possible (Taping) Flow/reflow soldering is possible Sealed construction (Washable) RoHS compatible DIMENSIONS in millimeters RECOMMENDED P.C.B. PAD OUTLINE DIMENSIONS 0 0 2.9 SM-4W 3-1.6 2 SM-4B 2-1.3 2.3 SM-4W, EW 5.2 0 2 3-2 SM-4A SM-4B, EB 4 2 1.3 SM-4A, EA 2-1.3 2-1.3 2.54 2.3 Note) The zero point is the center of mounting. www.vishay.com 1 For technical questions contact: copalsupport@vishay.com Document Number: 58008 Revision: 13-Jul-05 SM-4 Vishay Surface Mount Cermet Trimmers (12 Turns) OUTLINE DIMENSIONS Unless otherwise specified, tolerance : 0.3 (Unit : mm) SM-4A, SM-4EA Side adjustment 1 3 CW rotation Lead-free Identification mark 2 1.5, Slot 0.56W x 0.5D 2.6 4.5 3 5 3 * Note the terminal position. Resistance code & Production date code 1 2-0.8 2.35 1.2 4.9 1.2 2 3.7 t = 0.15 SM-4B, SM-4EB Side adjustment Resistance code & Production date code 1.5, Slot 0.56W x 0.5D 3 2.6 6.2 0.35 min. 2 4.5 2.35 1.2 1.2 4.9 1 2-0.8 0.35 min. 3.7 Lead-free Identification mark SM-4W, SM-4EW Top adjustment 1.2 1.2 1.5, Slot 0.56Wx 0.5D 2.6 Lead-free Identification mark Document Number: 58008 Revision: 13-Jul-05 2.54 2 5.1 5.3 1.7 3.8 For technical questions contact: copalsupport@vishay.com 2-0.8 3 t = 0.15 Resistance code & Production date code 3.7 4.9 1 www.vishay.com 2 SM-4 Vishay Surface Mount Cermet Trimmers (12 Turns) PACKAGING SPECIFICATIONS Taping packaging specifications * Taping version (SM-4TA, TB, ETA, ETB types) are packaged in 500 pcs. per reel. * Orders will be accepted for units of 500 pcs., i.e., 500, 1000, 1500 pcs., etc. SM-4TW, ETW types are packaged in 250 pcs. per reel. Orders will be accepted for units of 250 pcs., i.e., 500, 750 pcs., etc. Taping version is boxed with one reel. Maximum number of consecutive missing pieces = 2 Leader length and reel dimension are shown in the dia-grams below. EMBOSSED TAPE DIMENSIONS REEL DIMENSIONS (Conforms to JIS C 0806-3) (TA/TB type : In accordance with EIAJ ET-7200A) Empty Filled (Unit: mm) Empty +1 13 0 (TA/TB/ETA/ETB) 17.41 (TW/ETW) Head 40 mm min. 210.8 20 pitches min. Leader400 mm min. Direction of feed 60 0 (TA/TB/ETA/ETB) 801 (TW/ETW) End 20.5 +1 130.2 0 180 -1.5 (TA/TB/ETA/ETB) 182 1 (TW/ETW) SM-4TW/ETW 20.05 0 1.5 +0.1 40.1 20.05 0.30.1 0.30.1 Installation example (SM-4W/EW) 7.50.05 Installation example (SM-4A/EA) 16 12 40.1 5.50.05 0 1.5 +0.1 1.750.1 120.1 80.1 1.750.1 SM-4TA/TB/ETA/ETB 15.41 (TA/TB/ETA/ETB) 20.41 (TW/ETW) 4.5 Direction of feed 5.75 Direction of feed Vinyl bag packaging specifications * Unit of bulk in vinyl bag packaging is 50 pcs. per pack. * Boxing of bulk in vinyl bags is performed with 200 pcs. per box. Document Number: 58008 Revision: 13-Jul-05 For technical questions contact: copalsupport@vishay.com www.vishay.com 3 SM-4 Vishay Surface Mount Cermet Trimmers (12 Turns) MECHANICAL SPECIFICATIONS Mechanical turn 12 turns Operating torque 20 mN m {204 gf cm} maximum Mechanical stop Clutch action Rotational life 200 cycles [ R/R (3 + 3 %)] Thrust to shaft 5 N {0.51 kgf} minimum Solderability Sn-Pb: 235 C, 2 s Sn-Cu (Lead (Pb)-free): 245 3 C, 2 3s Shear (Adhesion) 5 N {0.51 kgf} 10 s Substratre bending Width 90 mm, bend 3 mm, 5 s, 1 time Pull-off strength 5 N {0.51 kgf} 10s ENVIRONMENTAL SPECIFICATIONS Test item Test conditions Specifications Thermal shock - 65 150 C (0.5 h), 5 cycles [R/R 2 %] [S.S. 1 %] - 10 65 C (Relative humidity 80 98 %), 10 cycles, 240 h [R/R 2 %] Humidity Shock Vibration Amplitude 1.52 mm or Acceleration 196 m/s2, 10 2000Hz, 3 directions, 12 times each Load Life 85 C, 0.25 W, 1000 h [R/R 2 %] [S.S. 1 %] Low temperature operation - 65 C, 2 h [R/R 1 %] [S.S. 1 %] High temperature exposure 150 C, 250 h [R/R 2 %] [S.S. 1 %] Immersion seal 85 C, 60 s No leaks (No continuous bubbles) Soldering heat Sn-Pb 260 C, 10 s or 215 C, 35 s ELECTRICAL CHARACTERISTICS 10 2 M Nominal resistance range 10 % Resistance tolerance 0.25 W (85 C) 0 W (150 C) Power ratings Resistance law Linear law (B) Maximum input voltage DC300 V or power rating, whichever is smaller Maximum wiper current 100 mA or power rating, whichever is smaller Effective electrical turn 10 turns End resistance 1 % or 2 , whichever is greater C.R.V. 1 % or 3 , whichever is greater - 6 150 C Operating temp. range 100 10-6 /C maximum Temp. coefficient Insulation resistance 1000 M minimum (DC500 V) Dielectric strength AC600 V, 60 s Net weight Approx. 0.2 g Reflow profile for soldering heat evaluation (C) 250 Peak : 250 0C 200 Pre Heating Zone +5 Temperature Over 230 C 150 180C 981 m/s2, 6 ms 6 directions for 3 times each Sn-Cu Flow: 260 C 3 C as the temperature in a pot of molten solder, immersion from head of terminal to backside of board, 5 6 s, two times maximum Reflow: Peak temperature 255 C (Please refer to the profile below.) Manual soldering: 350 10 C, 3 4 s [R/R 1%] [S.S. 1 %] [R/R 1 %] 150C 90 30 s 100 50 30 10 s Heating time Soldering Zone Reflow : two times maximum Document Number: 58008 Revision: 13-Jul-05 For technical questions contact: copalsupport@vishay.com www.vishay.com 4 SM-4 Vishay Surface Mount Cermet Trimmers (12 Turns) 2 3 MAXIMUM INPUT RATINGS Nominal resistance values () Resistance code Maximum input voltage (V) Maximum wiper current (mA) 10* 100 1.00 100 20* 200 2.00 100 50 500 3.53 70.7 100 101 5.00 50.0 200 201 7.07 35.4 500 501 11.2 22.4 1k 102 15.8 15.8 2k 202 22.4 11.2 5k 502 35.4 7.07 10 k 103 50.0 5.00 20 k 203 70.7 3.54 1 4 12 5 11 6 10 7 8 9 CONSTRUCTION Part Name 1 Housing 2 Cover 3 Rotor gear 50 k 503 112 2.24 100 k 104 158 1.58 200 k 204 223 1.12 4 Clutch springt 500 k 504 300 0.60 5 Terminal pin 1M 105 300 0.30 2M 205 300 0.15 *The products inticated by mark are manufactured upon receipt of order basis Material Flammability PPS (Polyphenylenesulp hide) UL-94V-O Stainless steel - PPS (Polyphenylenesulp hide) UL-94V-O Stainless steel - Sn-Pb Copper alloy, Solder-plated - Sn-C u Copper, Sn-Cu-plated - Ceramic - 6 Base element 7 Resistive element RuO2 cermet - 8 Electrode Ag-Pd cermet - 9 Wiper Multi metal alloy 10 "O" ring Silicone rubber UL-94HB 11 Base Epoxy UL-94V-O 12 Shaft Metal - CFCs, Halon, Carbon tetrachloride and designated bromic flame retardant PBBOs and PBBs are not used in our products. LIST OF PART NUMBERS Form of packing Adjustment position Top adjustment Side adjustment Pieces in package Shape of terminal W (J-hook) Taping (reel) Vinyl bag Sn-Pb Sn-Pb (Lead (Pb)-free) Sn-Pb Sn-Pb (Lead (Pb)-free) SM-4TW SM-4ETW SM-4W SM-4EW A (J-hook) SM-4TA SM-4ETA SM-4A SM-4EA B (Gull wing) SM-4TB SM-4ETB SM-4B SM-4EB TW, ETW: 250 pcs./reel TA, ETA: 500 pcs./reel 50 pcs./pack TB, ETB: 500 pcs./reel Document Number: 58008 Revision: 13-Jul-05 For technical questions contact: copalsupport@vishay.com www.vishay.com 5 SM-4 Vishay Surface Mount Cermet Trimmers (12 Turns) FIG. 1: NOMINAL RESISTANCE VALUES 10 20 50 100 200 500 1 k 2 k 5k 10 k 20 k 50 k 100 k 200 k 500 k 1 M 2 M - The products inticated by mark are manufactured upon receipt of order basis * The above part numbers are all available with the respective combination of <Nominal resitance values>. * Verify the above part numbers when placing orders. * Taping specification is not sold seperately and must be purchased in reel units. ORDERING INFO SM-4 SERIES NAME T A 1 k (102) TERMINAL PIN FORM OF PACKAGING PRODUCT SHAPE (SHAPE OF TERMINAL) RESISTANCE VALUE RESISTANCE CODE Blank: Sn-Pb T: Taping (Reel) A: J-hook E: Sn-Cu (Lead (Pb)-free) Blank: Bulk in vinyl bags B: Gull wing W: J-hook This product is manufactured by Copal Electronic Co. Ltd. of Tokyo, Japan and distributed by Vishay in North and South America only. This product is not available from Vishay outside of North or South America. Document Number: 58008 Revision: 13-Jul-05 For technical questions contact: copalsupport@vishay.com www.vishay.com 6 Legal Disclaimer Notice Vishay Notice Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc., or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Vishay for any damages resulting from such improper use or sale. Document Number: 91000 Revision: 08-Apr-05 www.vishay.com 1