unisonic technologies co., ltd UT2274 preliminary npn silicon transistor www.unisonic.com.tw 1 of 3 copyright ? 2011 unisonic technologies co., ltd qw-r213-019.d switching regulator applications ? features * high breakdown voltage (v cbo 1400v). * ultra high-speed switching. * wide soa. ? ordering information ordering number pin assignment lead free halogen free package 1 2 3 packing UT2274l-t92-b UT2274g-t92-b to-92 b c e tape box UT2274l-t92-k UT2274g-t92-k to-92 b c e bulk UT2274l-tm3-t UT2274g-tm3-t to-251 b c e tube
UT2274 preliminary npn silicon transistor unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r213-019.d ? absolute maximum ratings (ta=25c) parameter symbol ratings unit collector-base voltage v cbo 1400 v collector-emitter voltage v ceo 720 v emitter-base voltage v ebo 5 v dc i c 1 a collector current pulse (note 2) i cp 2 a to-251 1 w collector dissipation to-92 p c 625 mw junction temperature t j 150 c storage temperature t stg -55 ~ +150 c notes: 1. absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. 2. pw 300 s, duty cycle 10% ? electrical characteristics (ta=25c, unless otherwise specified) parameter symbol test conditions min typ max unit collecto r -base breakdown voltage bv cbo i c =1 ma, i e =0a 1400 v collector-emitter breakdown voltage bv ceo i c =5 ma, r be = 720 v emitter-base breakdown voltage bv ebo i e =1 ma, i c =0a 5 v collector cut-off current i cbo v cb =800 v, i e =0a 10 a collector cut-off current i ces v cb =1400 v, r be =0 ? 1 ma emitter cut-off current i ebo v eb =4v, i c =0a 1 ma collecto r -emitter saturation voltage v ce(sat) i c =0.25 a, i b =0.05 a 1.5 v base-emitter satura tion voltage v be(sat) i c =0.5 a, i b =0.1 a 1.5 v h fe1 v ce =5v, i c =0.1 a 15 35 dc current gain h fe2 v ce =5v, i c =0.5 a 4 storage time t stg 1.5 3.0 s fall time t f v cc =200v, r l =400 ? i c =0.5a,i b1 =0.1a,i b2 =-0.25a, 0.25 0.4 s
UT2274 preliminary npn silicon transistor unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r213-019.d ? switching time test circuit r l r b 50 ? i b1 i b2 + 100 f v be =-5v + 470 f v cc =200v output input pw =20 s d.c. 1% v r utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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