unisonic technologies co., ltd uml2502 power mosfet www.unisonic.com.tw 1 of 6 copyright ? 2010 unisonic technologies co., ltd qw-r502-227.b n-channel power mosfet ? description the uml2502 uses advanced trench technology to provide excellent r ds(on) , low gate charge and operation with low gate voltages. this device is suitable for use as a load switch or in pwm applications. ? features * r ds(on) < 45m ? @v gs = 4.5v * r ds(on) < 80m ? @v gs = 2.5v * ultra low gate charge (max. 12nc ) * low reverse transfer capacitance ( c rss = typical 66pf ) * fast switching capability * avalanche energy specified * improved dv/dt capability ? symbol 2.gate 1.source 3.drain ? ordering information ordering number pin assignment lead free plating halogen free package 1 2 3 packing UML2502L-AE3-R uml2502g-ae3-r sot-23 s g d tape reel ? marking
uml2502 power mosfet unisonic technologies co., ltd 2 of 4 www.unisonic.com.tw qw-r502-227.b ? absolute maximum ratings (t a =25 , unless otherwise specified) parameter symbol ratings unit drain-source voltage v dss 20 v gate-source voltage v gss 12 v continuous drain current v gs =4.5v i d 4.2 a pulsed drain current (note 2) i dm 33 a 1.25 w maximum power dissipation linear derating factor p d 0.01 w/ junction temperature t j +150 storage temperature t stg -55 ~ +150 note: 1. 2. absolute maximum ratings are those values beyo nd which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. pulse width limited by t j(max) ? thermal data parameter symbol ratings unit junction to ambient ja 75 ~ 100 /w ? electrical characteristics (t j =25 , unless otherwise specified) parameter symbol test conditions min typ max unit off characteristics drain-source breakdown voltage bv dss v gs =0v, i d =250 a 20 v drain-source leakage current i dss v gs =0v, v ds =16v 1.0 a gate-source leakage current i gss v gs =12v, v ds =0v 100 na breakdown voltage temperature coefficient bv dss / t j reference to 25 , i d =1ma 0.01 v/ on characteristics gate threshold voltage v gs(th) v ds =v gs , i d =250a 0.6 1.2 v v gs =4.5v, i d =4.2a 35 45 drain-source on-state resistance (note) r ds(on) v gs =2.5v, i d =3.6a 50 80 m ? dynamic characteristics input capacitance c iss 740 pf output capacitance c oss 90 pf reverse transfer capacitance c rss v gs =0v, v ds =15v, f=1.0mhz 66 pf switching parameters turn-on delay time (note) t d(on) 7.5 ns turn-on rise time t r 10 ns turn-off delay time t d(off) 54 ns turn-off fall-time t f v ds =10v, r g =6 ? , r d =10 ? , i d =1.0a 26 ns total gate charge (note) q g 8.0 12 nc gate source charge q gs 1.8 2.7 nc gate drain charge q gd v gs =5.0v, v ds =10v, i d =4.0a 1.7 2.6 nc source- drain diode ratings and characteristics diode forward voltage v sd v gs =0v, i s =1.3a, t j =25 (note) 1.2 v maximum pulsed drain-source diode forward current i sm 33 a maximum continuous drain-source diode forward current i s 1.3 a reverse recovery time t rr 16 24 ns reverse recovery charge q rr i f =1.3a, di/dt=100a/ s, t j =25 (note) 8.6 13 nc notes: pulse width 300 s; duty cycle 2%.
uml2502 power mosfet unisonic technologies co., ltd 3 of 4 www.unisonic.com.tw qw-r502-227.b ? typical characteristics 200 0 0 200 drain current vs. source to drain voltage source to drain voltage,v sd (mv) 800 1000 400 600 400 600 800 1200 switching time waveforms v ds 90% 10% v gs t d(on) t r t d(off) t f drain current, i d (a)
uml2502 power mosfet unisonic technologies co., ltd 4 of 4 www.unisonic.com.tw qw-r502-227.b 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 writ ten 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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