cystech electronics corp. spec. no. : c342sa issued date : 2003.08.19 revised date :2003.12.05 page no. : 1/4 csma20xsa cystek product specification 2.0amp. glass passivated diodes csma20xsa series features ? for surface mounted applications. ? plastic material used carries underwriters laboratory flammability classification 94v-0 ? low leakage current ? high surge capability ? high temperature soldering: 250 c/10 seconds at terminals ? exceeds environmental standards of mil-s-19500/228 mechanical data ? case: molded plastic, sma/jedec do-214ac ? terminals: solder plated, solderable per mil-std-750 method 2026 ? polarity: indicated by cathode band. ? packaging: 12mm tape per eia std rs-481. ? weight: 0.064 gram, 0.002 ounce maximum ratings and electrical characteristics ( rating at 25 c ambient temperature unless otherwise specified. ) parameter symbol spec type csma 201 csma 202 csma 203 csma 204 csma 205 csma 206 csma 207 units repetitive peak reverse voltage v rrm 50 100 200 400 600 800 1000 v maximum rms voltage v rms 35 70 140 280 420 560 700 v maximum dc blocking voltage v r 50 100 200 400 600 800 1000 v maximum instantaneous forward voltage, i f =2a (note 1) v f 1.1 1.1 1.1 1.1 1.1 1.1 1.1 v average forward rectified current i o 2 a peak forward surge current @8.3ms single half sine wave superimposed on rated load (jedec method) i fsm 50 a maximum dc reverse current v r =v rrm ,t a =25 (note 1) v r =v rrm ,t a =125 (note 1) i r 5 125 a a maximum thermal resistance, junction to ambient r th,ja 53 (typ) /w diode junction capacitance (note 2) c j 30(typ) pf storage temperature tstg -55 ~ +150 operating temperature t j -55 ~ +150 notes : 1. pulse test, pulse width=300 sec, 2% duty cycle 2 . f=1mhz and applied 4.0v dc reverse voltage.
cystech electronics corp. spec. no. : c342sa issued date : 2003.08.19 revised date :2003.12.05 page no. : 2/4 csma20xsa cystek product specification characteristic curves forward current derating curve 0 0.5 1 1.5 2 2.5 0 20 40 60 80 100 120 140 160 ambient temperature---t a () average forward current---i o (a) single phase, half wave 60hz, resistive or inductive load forward current vs forward voltage 0.01 0.1 1 10 100 0.6 0.8 1 1.2 1.4 1.6 1.8 2 forward voltage---v f (v) forward current---i f (a) tj=25 pulse width=300s duty cycle=1% maximum non-repetitive forward surge current 0 10 20 30 40 50 60 1 10 100 numbers of cycles at 60hz peak forward surge current--- i fsm (a) tj=25, 8.3ms single half sine wave, jedec method junction capacitance vs reverse voltage 0 10 20 30 40 50 60 70 80 90 0.01 0.1 1 10 100 reverse voltage---v r (v) junction capacitance---c j (pf) reverse leakage current vs reverse voltage 0.01 0.1 1 10 100 0 20 40 60 80 100 120 140 percentage of rated peak reverse voltage---(%) reverse leakage current---(a) tj = 100 tj = 25
cystech electronics corp. spec. no. : c342sa issued date : 2003.08.19 revised date :2003.12.05 page no. : 3/4 csma20xsa cystek product specification packing information
cystech electronics corp. spec. no. : c342sa issued date : 2003.08.19 revised date :2003.12.05 page no. : 4/4 csma20xsa cystek product specification sma/do-214ac dimension *:typical inches millimeters inches millimeters dim min. max. min. max. dim min. max. min. max. a 0.177 0.185 4.4 4.8 e 0.060 0.067 1.5 1.7 b 0.094 0.110 2.4 2.8 f 0.04(typ) 1.0(typ) c 0.012(typ) 0.3(typ) g 0.04(typ) 1.0(typ) d 0.150 0.165 3.8 4.2 - - - - - notes : 1.controlling dimension : millimeters. 2.maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material. 3.if there is any question with packing spec ification or packing method, please cont act your local cystek sales office. material : ? lead : 42 alloy ; solder plating ? mold compound : epoxy resin family, flammability solid burning class:ul94v-0 important notice: ? all rights are reserved. reproduction in whole or in part is prohibited without the prior written approval of cystek. ? cystek reserves the right to make changes to its products without notice. ? cystek semiconductor products are not warranted to be suitab le for use in life-support applications, or systems. ? cystek assumes no liability for any consequence of customer pr oduct design, infringement of pat ents, or application assistance . sma plastic surface mounted package cystek package code: sa marking code: device csma 201 csma 202 csma 203 csma 204 code a21 a22 a23 a24 device csma 205 csma 206 csma 207 code a25 a26 a27
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