unisonic technologies co., ltd uf460 power mosfet www.unisonic.com.tw 1 of 7 copyright ? 2009 unisonic technologies co., ltd qw-r502-186.b 21 amps, 500 volts n-channel power mosfet ? description the uf460 uses advanced utc 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, in pwm applications, motor controls, invert ers, choppers, audio amplifiers and high energy pulse circuits. ? features * r ds(on) = 310m ? @v gs = 10v, i d =21a * ultra low gate charge (max. 190nc ) * low reverse transfer capacitance ( c rss = typical 250pf ) * fast switching capability * avalanche energy specified * improved dv/dt capability ? symbol 1.gate 3.source 2.drain lead-free: uf460l halogen-free: uf460g ? ordering information ordering number pin assignment normal lead free plating halogen free package 1 2 3 packing uf460-t47-t UF460L-T3P-T uf460g-t3p-t to-3p g d s tube uf460-t47-t uf460l-t47-t uf460g-t47-t to-247 g d s tube
uf460 power mosfet unisonic technologies co., ltd 2 of 4 www.unisonic.com.tw qw-r502-186.b ? absolute maximum ratings parameter symbol ratings unit gate-source voltage v gss 20 v continuous drain current continuous (v gs =0v) i d 21 a pulsed drain current pulsed (note 2) i dm 84 a avalanche current (note2) i ar 21 a repetitive(note2) e ar 30 avalanche energy single pulsed(note3) e as 1200 mj power dissipation (t c =25 ) p d 190 w peak diode recovery dv/dt (note4) dv/dt 3.5 v/ns junction temperature t j +150 strong temperature t stg -55 ~ +150 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. pulse width limited by t j(max) 3. v dd =50v, starting t j =25 , peak i l =21a 4. i sd 21a, di/dt 160a/s, v dd 500v, t j 150 , suggested=2.35 ? ? thermal data parameter symbol min typ max unit junction to ambient ja 30 /w junction to case jc 0.42 /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 =0 v, i d =250a 500 v drain-source leakage current i dss v ds =400v,v gs =0 v 25 a gate-source leakage current i gss v ds =0 v, v gs = 20v 100 na breakdown voltage temperature coefficient bv dss / t j reference to 25 , i d =1.0ma 0.78 v/ on characteristics gate threshold voltage v gs(th) v ds =v gs , i d =250 a 2.0 4.0 v v gs =10v, i d =14a 270 static drain-source on resistance (note) r ds(on) v gs =10v, i d =21a 310 m ? dynamic parameters input capacitance c iss 4300 output capacitance c oss 1000 reverse transfer capacitance c rss v ds =25v, v gs =0v, f=1.0mhz 250 pf switching parameters total gate charge q g 84 190 gate source charge q gs 12 27 gate drain charge q gd v ds =250v, v gs =10v, i d =21a 60 135 nc turn-on delay time t d(on) 35 turn-on rise time t r 120 turn-off delay time t d(off) 130 turn-off fall-time t f v dd =250v, i d =21a, r g =2.35 ? 98 ns source- drain diode ratings and characteristics drain-source diode forward voltage v sd i s =21a,v gs =0v, t j =25 1.8 v maximum continuous drain-source diode forward current i s 21 maximum pulsed drain-source diode forward current i sm 84 a reverse recovery time t rr 580 ns reverse recovery charge q rr i f =21 a, di/dt=100a/s, t j =25 ,v dd 50v(note) 8.1 c note: pulse test: pulse width 300 s, duty cycle 2%
uf460 power mosfet unisonic technologies co., ltd 3 of 4 www.unisonic.com.tw qw-r502-186.b ? test circuits and waveforms t p i as v (br)dss unclamped inductive waveforms unclamped inductive test circuit v ds l v gs r g v gs =10v 0v t p dut i as 0.01 + - v dd 15v driver q g q gd q gs v g charge 10v basic gate charge waveform gate charge test circuit 3ma v gs i g(ref) = d.u.t - + v ds + - 12v 2f 50k ? 3f i g i d
uf460 power mosfet unisonic technologies co., ltd 4 of 4 www.unisonic.com.tw qw-r502-186.b ? typical characteristics drain current, i d (a) drain current, i d (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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