vishay general semiconductor ba157 thru ba159 document number 88536 30-aug-06 www.vishay.com 1 fast switching plastic rectifier features ? fast switching for high efficiency ? low forward voltage drop ? low leakage current ? high forward surge capability ? solder dip 260 c, 40 seconds ? component in accordance to rohs 2002/95/ec and weee 2002/96/ec typical applications for use in fast switching re ctification of power supply, inverters, converters and free-wheeling diodes for consumer and telecommunication. (note: these devices are not q101 qualified. therefore, the devices specified in this datasheet have not been designed for use in automotive or hi-rel applications.) mechanical data case: do-204al, molded epoxy body epoxy meets ul 94v-0 flammability rating terminals: matte tin plated (e3 suffix) leads, solderable per j-std-002b and jesd22-b102d polarity: color band denotes cathode end do-204al (do-41) major ratings and characteristics i f(av) 1.0 a v rrm 400 v to 1000 v i fsm 20 a t rr 150 ns, 250 ns, 500 ns i r 5.0 a v f 1.3 v t j max. 125 c maximum ratings (t a = 25 c unless otherwise noted) parameter symbol ba157 ba158 ba159d ba159 unit maximum repetitive peak reverse voltage v rrm 400 600 800 1000 v maximum rms voltage v rms 280 420 560 700 v maximum dc blocking voltage v dc 400 600 800 1000 v maximum average forward rectified current 0.375" (9.5 mm) lead length at t a = 55 c i f(av) 1.0 a peak forward surge current 10 ms single half sine-wave superimposed on rated load i fsm 20 a maximum operation junction temperature t j - 65 to + 125 c maximum storage temperature t stg - 65 to + 150 c
www.vishay.com 2 document number 88536 30-aug-06 vishay general semiconductor ba157 thru ba159 ratings and characteristics curves (t a = 25 c unless otherwise noted) electrical characteristics (t a = 25 c unless otherwise noted) parameter test conditions symbol ba157 ba158 ba159d ba159 unit maximum instantaneous forward voltage at 1.0 a v f 1.3 v maximum dc reverse current at rated dc blocking voltage t a = 25 c i r 5.0 a maximum reverse recovery time at i f = 0.5 a, i r = 1.0 a, i rr = 0.25 a t rr 150 250 500 ns typical junction capacitance at 4.0 v, 1 mhz c j 12 pf ordering information preferred p/n unit weight (g) preferred package code base quantity delivery mode ba158-e3/54 0.33 54 5500 13" diameter paper tape & reel ba158-e3/73 0.33 73 3000 ammo pack packaging figure 1. forward current derating curve figure 2. maximum non-repetitive peak forward surge current am b ient temperat u re ( c) a v erage for w ard c u rrent (a) 0 25 50 75 100 125 150 175 0 0.2 0.4 0.6 0. 8 1.0 60 hz resisti v e or ind u cti v e load 0.375" (9.5 mm) lead length peak for w ard s u rge c u rrent (a) 1 10 100 0 5 10 15 20 t j = 55 c 8 .3 ms single half sine- w a v e nu m b er of cycles at 60 hz figure 3. typical instantaneous forward characteristics figure 4. typical reve rse characteristics instantaneo u sfor w ard v oltage ( v ) instantaneo u sfor w ard c u rrent (a) 0.4 0.6 1.0 1.2 1.4 1.6 2.0 0.01 0.1 1 10 20 0. 8 1. 8 t j = 25 c p u lse w idth = 300 s 1 % d u ty cycle percent of rated peak re v erse v oltage (%) 20 60 8 0 100 0.01 1 10 100 0.1 40 0 instantaneo u s re v erse c u rrent ( a) t j = 100 c t j = 25 c
document number 88536 30-aug-06 www.vishay.com 3 ba157 thru ba159 vishay general semiconductor package outline dimensions in inches (millimeters) figure 5. typical j unction capacitance re v erse v oltage ( v ) j u nction capacitance (pf) 0.1 1 10 100 1 10 100 t j = 25 c f = 1.0 mhz v sig = 50 m v p-p figure 6. typical transient thermal impedance 0.01 0.1 1 10 100 0.1 1 10 100 t - p u lse d u ration (s) transient thermal impedance (c/ w ) 0.107 (2.7) 0.0 8 0 (2.0) 0.034 (0. 8 6) 0.02 8 (0.71) dia. 1.0 (25.4) mi n . 1.0 (25.4) mi n . 0.205 (5.2) 0.160 (4.1) dia. do-204al (do-41) n ote: lead diameter is for s u ffix ?e? part n u m b ers 0.026 (0.66) 0.023 (0.5 8 )
legal disclaimer notice vishay document number: 91000 www.vishay.com revision: 08-apr-05 1 notice specifications of the products displayed herein are subjec t to change without notice. vishay intertechnology, inc., or anyone on its behalf, assume s no responsibility or liability fo r 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 liab ility or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyrigh t, 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.
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