unisonic technologies co., ltd ub2k dual transistor www.unisonic.com.tw 1 of 3 copyright ? 2008 unisonic technologies co., ltd qw-r218-006.a general purpose (dual digital ransistors) ? description as a dual digital transistor the utc ub2k is epitaxial planar type pnp silicon transistor (built in resistor type). ? features * two dta144e chips in a sot-363 package. * transistor elements are independent, eliminating interference. ? symbol *pb-free plating product number: ub2kl ? ordering information ordering number pin assignment normal lead free plating package 1 2 3 4 5 6 packing ub2k-al6-r UB2KL-AL6-R sot-363 e1 b1 c2 e2 b2 c1 tape reel ? marking ub2k lead plating 1
ub2k dual transistor unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r218-006.a ? absolute maximum rating (ta=25c) parameter symbol ratings unit supply voltage v cc -50 v -40 input voltage v in +10 v i out -30 output current i c -100 ma power dissipation p d +150 mw junction temperature t j +150 c storage temperature t stg -55 ~ +150 c note: absolute maximum ratings are the values beyond which the device will be damaged permanently. absolute maximum ratings are only stress ratings and it is not implied for functional device operation. ? electrical characteristics (ta=25c) parameter symbol test conditions min typ max unit v i(off) v cc =-5v, i out =-100a -0.5 input voltage v i(on) v out =-0.3v, i out =-2ma -3 v output voltage v o(on) i o /i i =-10ma/-0.5ma -0.1 -0.3 v input current i in v in =-5v -0.18 ma output current i o(off) v cc =-50v, v in =0v -0.5 a dc current gain h fe v out =-5v, i out =-5ma 68 transition frequency f t v ce =-10v, i e =5ma, f=100mhz (note) 250 mhz input resistance r 1 32.9 47 61.1 k ? resistance ratio r 2 /r 1 0.8 1 1.2 note: transition frequency of the device
ub2k dual transistor unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r218-006.a ? typical characteristics output current vs. input voltage (off characteristics) input voltage vs. output current (on characteristics) output current, i out (a) -100 -100m -200m -500m -1 -2 -5 -10 -20 -50 -100 input voltage, v in(on) (v) -200-500-1m -2m -5m -10m -20m -50m-100m v out =-0.3v ta=-40 25 100 v cc =-5v ta=100 25 -40 -1 -2 -5 -10 -20 -50 -100 -200 -500 -1m -2m -5m -10m output current, i out (a) 0 -0.5 -1.0 -1.5 -2.0 -2.5 -3 input voltage, v in(off) (v) ta=100 25 -40 v out =-5v dc current gain vs. output current 1 2 5 10 20 50 100 200 500 1k -100 -1m -2m -5m -10m-20m -50m output current, i out (a) -200-500 -100m ta=100 25 -40 i out /i in =20 output voltage vs. output current -1m -2m -5m -10m -20m -50m -100m -200m -500m -1 output current, i out (a) -100 -1m -2m -5m -10m-20m -50m -200-500 -100m 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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