unisonic technologies co., ltd ut9435 power mosfet www.unisonic.com.tw 1 of 4 copyright ? 2009 unisonic technologies co., ltd qw-r502-155.c p-channel enhancement mode ? description the ut9435 is p-channel power mosfet, designed with high density cell with fast switching speed, ultra low on-resistance, and excellent thermal and electrical capabilities. used in commercial and industr ial surface mount applications and suited for low voltage applications such as dc/dc converters. ? symbol 1.gate 3.source 2.drain lead-free: ut9435l halogen-free: ut9435g ? ordering information ordering number pin assignment normal lead free plating halogen free package 1 2 3 4 5 6 7 8 packing UT9435-AB3-R ut9435l-ab3-r ut9435g-ab3-r sot-89 g d s - - - - - tape reel ut9435-tn3-r ut9435l-tn3-r ut9435g-tn3-r to-252 g d s - - - - - tape reel ut9435-s08-r ut9435l-s08-r ut9435g-s08-r sop-8 sss gd d d d tape reel
ut9435 power mosfet unisonic technologies co., ltd 2 of 4 www.unisonic.com.tw qw-r502-155.c ? pin configuration
ut9435 power mosfet unisonic technologies co., ltd 3 of 4 www.unisonic.com.tw qw-r502-155.c ? absolute maximum ratings (t a =25 ) parameter symbol ratings unit drain-source voltage v dss -30 v gate-source voltage v gss 20 v continuous drain current i d -4.2 a pulsed drain current (note 1, 2) i dm -20 a sot-89 1.25 power dissipation (t a =25 ) sop-8 p d 2.5 w power dissipation (t c =25 ) to-252 p d 12.5 w 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. ? thermal data parameter symbol ratings unit sot-89 100 to-252 110 junction to ambient (note 3) sop-8 ja 50 c/w ? electrical characteristics (t j =25c, 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 =-250 ua -30 v drain-source leakage current i dss v ds =-30v, v gs =0v -1 ua gate-source leakage current i gss v gs = 20v 100 na breakdown voltage temperature coefficient bv dss / t j reference to 25 , i d =-1ma -0.1 v/ on characteristics gate threshold voltage v gs(th) v ds =v gs , i d =-250ua -1 -3 v v gs =-10v, i d =-4a 50 m ? static drain-source on-resistance (note 2) r ds(on) v gs =-4.5v, i d =-2a 90 m ? dynamic characteristics input capacitance c iss 520 830 pf output capacitance c oss 180 pf reverse transfer capacitance c rss v gs =0v,v ds =-25v,f=1.0mhz 130 pf switching characteristics total gate charge (note 2) q g 10 16 nc gate-source charge q gs 2 nc gate-drain charge q gd v ds =-25v, v gs =-4.5v, i d =-4a 6 nc turn-on delay time (note 2) t d(on) 10 48 ns turn-on rise time t r 7 40 ns turn-off delay time t d(off) 26 292 ns turn-off fall time t f v ds =-15v,i d =-1a, r g =3.3 ? , v gs =-10v,r d =15 ? 14 112 ns source- drain diode ratings and characteristics drain-source diode forward voltage v sd i s =-1a, v gs =0v -1.3 v reverse recovery time t rr 30 ns reverse recovery charge q rr i s =-4a, v gs =0v, di/dt=-100a/ s 24 nc notes: 1. pulse width limited by t j(max) 2. pulse width 300s , duty cycle 2%. 3. surface mounted on 1 in 2 copper pad of fr4 board, t 10s.
ut9435 power mosfet unisonic technologies co., ltd 4 of 4 www.unisonic.com.tw qw-r502-155.c ? typical characteristics drain current vs. source to drain voltage source to drain voltage, v sd (v) 0.2 0 0 0.8 0.4 0.6 1.0 0.2 0.6 0.8 0.4 1.0 1.2 drain-source on-state re sistance characteristics drain to source voltage, v ds (mv) 150 6 0 0 2 4 5 1 100 50 3 200 v gs =-10v, i d =-4a v gs =-4.5v, i d =-2a 0 50 drain current vs. gate threshold voltage gate threshold voltage, v th (v) 250 100 150 200 300 drain current vs. drain-source breakdown voltage drain-source breakdown voltage, bv dss (v) 0 0 50 30 250 10 100 150 200 300 20 5 0 40 350 400 450 0.5 01.0 2.0 1.5 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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