unisonic technologies co., ltd ut45n03 power mosfet www.unisonic.com.tw 1 of 5 copyright ? 2011 unisonic technologies co., ltd qw-r502-165.c 40a, 25v n-channel power mosfet ? features * r ds(on) = 21m ? @ v gs = 10 v * low capacitance * optimized gate charge * fast switching capability * avalanche energy specified ? symbol 1.gate 3.source 2.drain ? ordering information ordering number package pin assignment packing lead free halogen free 1 2 3 ut45n03l-tm3-r UT45N03G-TM3-R to-251 g d s tube ut45n03l-tn3-t ut45n03g-tn3-t to-252 g d s tube ut45n03l-tn3-r ut45n03g-tn3-r to-252 g d s tape reel note: pin assignment: g: gate d: drain s: source
ut45n03 power mosfet unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-165.c ? absolute maximum ratings parameter symbol ratings unit drain-source voltage v dss 25 v gate-source voltage v gss 15 v continuous drain current i d 40 a pulsed drain current (note 1) i dm 160 a power dissipation p d 65 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 st ress ratings only and functional device operation is not implied. ? thermal data parameter symbol ratings unit junction to ambient ja 50 c/w junction to case jc 1.92 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 =0v, i d =25 0 a 25 v drain-source leakage current i dss v ds =25v, v gs =0v 0.05 10 a drain-source breakdown voltage i gss v ds =0v, v gs = 5v 10 100 na on characteristics gate-threshold voltage v gs ( th ) v ds =v gs, i d = 1ma 1 1.5 2 v drain-source on-state resistance r ds(on) v gs =5v, i d =25a 17.5 24 m ? v gs =10v, i d =25a 13 21 v gs =3.5v, i d =5.2a 22 40 dynamiccharacteristics input capacitance c iss v ds =25 v, v gs =0v, f=1mhz 700 pf output capacitance c oss 290 reverse transfer capacitance c rss 200 switching parameters turn-on delay time t d ( on ) v gs = 10 v, v dd =15 v, i d = 15 a, r g = 6 10 20 ns turn-on rise time t r 60 90 turn-off delay time t d ( off ) 35 60 turn-off fall-time t f 40 60 total gate charge q g v dd =24v,v gs =5v, i d =40 a 19 nc gate-to-source charge q gs 5 gate-to-drain charge q gd 8 11 source- drain diode ratings and characteristics drain-source diode forward voltage v sd i s =25a,v gs =0v 0.95 1.2 v maximum continuous drain-source diode forward current i s 40 a maximum pulsed drain-source diode forward current i sm 160 notes: 1. pulse width limited by t j(max) 2. pulse width 300us, duty cycle 2%.
ut45n03 power mosfet unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-165.c ? typical characteristics 175 t j =25 v ds >i d r ds(on) 45 30 15 0 02 1 345 gate-source voltage, v gs (v) transfer characteristics output characteristics v gs =2v 2.5v 3v 3.5v t j =25 4v 5v 6v 10v 45 30 15 0 0 0.4 0.8 1.2 1.6 2 drain-source voltage, v ds (v) 120 80 40 0 0 50 100 150 200 normalized continu ous drain current, i d ( ) normalized continuous drain current 120 80 40 0 0 50 100 150 200 normalized power dissipation, p der ( ) normalized total power dissipation temperature, t c ( ) temperature, t c ( ) pder= p d p d (25c) 100% ider= i d i d (25c) 100% gate-threshold voltage, v gs(th) (v) current drain, i d (a)
ut45n03 power mosfet unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-165.c ? typical characteristics(cont.) r ds(on) ( ) source current, i s (a) c(pf) g a t e - s o u r c e v o l t a g e , v g s ( v ) z thjmb (k/w) drain current, i d (a)
ut45n03 power mosfet unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-165.c 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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