www.vishay.com 116 SOMC vishay dale document number 31508 revision 05-aug-02 for technical questions, contact: ff2aresistors@vishay.com features 14,16 or 20 terminal package isolated, bussed or ttl-terminator circuits molded case construction highly stable thick film elements reflow solderable compatible with automatic surface mounting equipment reduces total assembly costs for wave flow soldering contact factory thick film, dual-in-line resistor networks model element package power rating circuit limiting element temperature tol. resistance e-series p 70 c p 70 c w voltage max. coefficient 1) range w141620 v ppm/ c% ? SOMC 0.08 1.05 1.20 1.52 01 1, 2, 5 0.16 1.125 1.28 1.60 03 50 100 1, 2, 5 10r ?1m 24 0.08 1.05 1.20 1.52 05 1, 2, 5 standard electrical specifications 1) temperature range: - 55 c to + 125 c power rating depends on the max. temperature at the solder point, the component placement density and the substrate material jumper: zero-ohm-resistor on request (100m ? ) packaging: according to eia; see appropriate catalog or web page parameter unit 01 circuit 03 circuit 05 circuit rated dissipation at 70 c per element w 0.08 0.16 0.08 limiting element voltage 2) v 50 voltage coefficient ppm/v < 50 insulation voltage (1min) v dc/ac peak 200 category temperature range c - 55 / + 150 insulation resistance ? > 10 10 tc tracking (- 55 c to + 125 c) ppm/ c50 technical characteristics 2) rated voltage: pxr 05 schematic 16 20 number of leads 01 03 schematic SOMC model 05 schematic g tolerance f= 1% g= 2% j= 5% xxx or xxxx r 2 value xxx or xxxx r 1 value first 2 digits (3 for f tolerance) are significant figures. last digit specifies number of zeros to follow. SOMC model f= 1% g= 2% j= 5% g tolerance first 2 digits (3 for f tolerance) are significant figures. last digit specifies number of zeros to follow. xxx or xxxx r 1 value 16 20 number of leads 01, 03 schematic ordering information
www.vishay.com 117 SOMC vishay dale document number 31508 revision 05-aug-02 for technical questions, contact: ff2aresistors@vishay.com solder pad dimensions [in millimeters] ab c l p w wave 0.64 1.91 5.34 9.53 1.27 9.15 reflow 0.64 1.91 5.34 9.53 1.27 9.15 16-terminal device circuit schematics 01 circuit 03 circuit 05 circuit the dimensions shown are for 16 pin part. for parts with different pin numbers use the same pitch and add or substract pads as required. note: maximum solder reflow temperature + 255? test conditions of test test results power conditioning mil std-202 0.5% load life at 70 c mil std-202 0.5% short time overload mil std-202 0.25% thermal shock mil std-202 0.5% moisure resistance mil std-202 0.5% resistance to soldering heat mil std-202 0.25% low temperature operation mil std-202 0.25% vibration mil std-202 0.25% shock mil std-202 0.25% terminal strength mil std-202 0.25% dimensions [in millimeters] pin no# l w b e f g h k r s t 14 9.91 7.62 7.62 6.20 5.59 2.16 2.03 0.914 0.457 1.27 1.14 16 11.18 7.62 8.89 6.20 5.59 2.16 2.03 0.914 0.457 1.27 1.14 20 13.72 7.62 11.43 6.20 5.59 2.16 2.03 0.914 0.457 1.27 1.14 tol 0.254 0.381 0.254 0.381 0.127 0.127 0.127 0.254 pin 1 thick film, dual-in-line resistor networks performance 14 pin 16 20 pin pin 14 pin 16 pin 20 pin r1 r1 r1 r1 r1 r1 r1 r1 r1 r1 r1 r1 r2 r2 r2 r2 r2 r2 r2 r2 r2 r2 r2 r2 14 pin pin 1 pin 1
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