unisonic technologies co., ltd 33N25 preliminary power mosfet www.unisonic.com.tw 1 of 5 copyright ? 2012 unisonic technologies co., ltd qw-r502-814.a 33a, 250v n-channel power mosfet ? description the utc 33N25 is a n-channel mode power mosfet using utc?s advanced technology to provide customers with a minimum on-state resistance, low gate c harge and high switching speed. the utc 33N25 is suitable for high voltage synchronous rectifier and dc/dc converters, etc. ? features * r ds(on) <80m ? @ v gs =10v,i d =33a * low gate charge (typical 18.5nc) * high switching speed ? symbol ? ordering information ordering number package pin assignment packing lead free halogen free 1 2 3 33N25l-t47-t 33N25g-t47-t to-247 g d s tube note: pin assignment: g: gate d: drain s: source
33N25 preliminary power mosfet unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-814.a ? absolute maximum ratings (t c =25c, unless otherwise specified) parameter symbol ratings unit drain-source voltage v dss 250 v gate-source voltage v gss 20 v drain current continuous (v gs =10v) t c =25c i d 33 a pulsed i dm 132 a single pulsed avalanche energy (note 2) e as 918 mj power dissipation p d 235 w derate above 25c 1.89 mw/c 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. starting t j = 25c, l = 1.35mh, i as = 33a, v dd =50v, r g =25 ? . ? thermal data parameter symbol ratings unit junction to ambient ja 62.5 c/w junction to case jc 0.53 c/w ? electrical characteristics (t c =25c, unless otherwise specified) parameter symbol test conditions min typ max unit off characteristics drain-source breakdown voltage bv dss i d =250a, v gs =0v 250 v drain-source leakage current i dss v ds =250v, v gs =0v 1 a gate- source leakage current forward i gss v gs =+20v, v ds =0v +100 na reverse v gs =-20v, v ds =0v -100 na on characteristics gate threshold voltage v gs ( th ) v ds =v gs , i d =250a 2 4 v static drain-source on-state resistance r ds(on) v gs =10v, i d =33a 32 80 m ? v gs =6v, i d =15a 40 72 m ? dynamic parameters input capacitance c iss v gs =0v, v ds =25v, f=1.0mhz 1250 pf output capacitance c oss 190 pf reverse transfer capacitance c rss 45 pf switching parameters total gate charge at 10v q g v gs =10v,v dd =50v,i d =33a,i g =1.0ma 18.5 28 nc gate to source charge q gs 6.5 nc gate to drain charge q gd 4.6 nc turn-on time t on v dd =50v, i d =33a, v gs =10v, r gs =16 ? 35 80 ns turn-on delay time t d ( on ) 230 ns rise time t r 75 ns turn-off delay time t d ( off ) 120 ns source- drain diode ratings and characteristics drain-source diode forward voltage v sd i sd =33a 1.4 v notes: 1. pulse width limited by safe operating area 2. pulsed: pulse duration=300s, duty cycle 2%
33N25 preliminary power mosfet unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-814.a ? test circuits and waveforms 50k ? 300nf dut v ds 10v 12v charge q gs q gd q g v gs v gs 200nf same type as dut 3ma gate charge test circuit gate charge waveforms resistive switching test circuit resistive switching waveforms 10v t p r g dut l v ds i d v dd t p v dd i as bv dss i d (t) v ds (t) time e as = 2 1 li as 2 bv dss bv dss -v dd unclamped inductive switching test circuit unclamped inductive switching waveforms
33N25 preliminary power mosfet unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-814.a ? test circuits and waveforms(cont.) v ds + - dut r g dv/dt controlled by r g i sd controlled by pulse period v dd same type as dut i sd v gs l driver v gs (driver ) i sd (dut) v ds (dut) d= gate pulse width gate pulse period 10v di/dt body diode reverse current i rm body diode recovery dv/dt v dd v sd body diode forward voltage drop i fm , body diode forward current peak diode recovery dv/dt test circuit and waveforms
33N25 preliminary power mosfet unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-814.a 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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