unisonic technologies co., ltd m28s npn silicon transistor www.unisonic.com.tw 1 of 2 copyright ? 2011 unisonic technologies co., ltd qw-r201-015,ca audio output driver amplifier ? features * excellent hfe linearity * high dc current gain * high power dissipation ? application * audio output driver amplifier * general purpose switch to-92 sot-23 1 3 2 1 ? ordering information ordering number pin assignment normal lead free halogen free package 1 2 3 packing M28S-X-AE3-R m28sl-x-ae3-r m28sg-x-ae3-r sot-23 e c b tape reel m28s-x-t92-b m28sl-x-t92-b m28sg-x-t92-b to-92 e c b tape box m28s-x-t92-k m28sl-x-t92-k m28sg-x-t92-k to-92 e c b bulk m28s-x-t92-r m28sl-x-t92-r m28s g-x-t92-r to-92 e c b tape reel ? marking nbj l: lead free g: halogen free
m28s npn silicon transistor unisonic technologies co., ltd 2 of 2 www.unisonic.com.tw qw-r201-015,ca ? absolute maximum rating (t a =25c,unless otherwise specified ) parameter symbol ratings unit collector-base voltage v cbo 40 v collector-emitter voltage v ceo 20 v emitter-base voltage v ebo 6 v collector current i c 1.25 a base current i b 0.4 ma power dissipation (t a =25 ) p d 850 mw junction temperature t j +150 c storage temperature t stg -55 ~ +150 c note 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. ? electrical characteristics (t a =25 , unless otherwise specified) parameter symbol test conditions min typ max unit collector-base voltage v cbo i c =0.1ma 40 v collector-emitter voltage v ceo i c =1ma 20 v emitter-base voltage v ebo i e =0.1ma 6 v collector cutoff current i cbo v cb =35v, i e =0 100 na emitter cutoff current i ebo v eb =5v, i c =0 100 na on characteristics h fe1 v ce =1v, i c =1ma 290 h fe2 v ce =1v, i c =0.1a 300 1000 h fe3 v ce =1v, i c =0.3a 300 dc current gain (note) h fe4 v ce =1v, i c =0.5a 300 collector-emitter satu ration voltage v ce(sat) i c =600ma, i b =20ma 0.55 v small-signal characteristics current gain bandwidth product f t v ce =10v, i c =50ma, f=1mhz 100 mhz output capacitance c ob v cb =10v, ie=0, f=1mhz 9 pf ? classification of h fe2 rank b c d range 300-550 500-700 650-1000 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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