unisonic technologies co., ltd ut4406 power mosfet www.unisonic.com.tw 1 of 5 copyright ? 2008 unisonic technologies co., ltd qw-r502-233.b n-channel enhancement mode ? description the ut4406 can provide excellent r ds(on) , low gate charge and operation with gate voltages as low as 2.5v by using utc?s advanced trench technology which makes an excellent high side switch for notebook cpu core dc-dc conversion. ? features * r ds(on) < 14m ? @v gs = 10 v * r ds(on) < 16.5m ? @v gs = 4.5 v * r ds(on) < 26m ? @v gs = 2.5 v * low capacitance * low gate charge * fast switching capability * avalanche energy specified ? symbol 1.gate 3.source 2.drain sop-8 lead-free: ut4406l halogen-free: ut4406g ? ordering information ordering number normal lead free halogen free package packing ut4406-s08-r ut4406l-s08-r ut4406g-s08-r sop-8 tape reel ut4406-s08-t ut4406l-s08-t UT4406G-S08-T sop-8 tube
ut4406 power mosfet unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-233.b ? pin configuration
ut4406 power mosfet unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-233.b ? absolute maximum ratings (t a = 25 c, unless otherwise specified) parameter symbol ratings unit drain-source voltage v dss 30 gate-source voltage v gss 12 v continuous drain current i d 11.5 a pulsed drain current i dm 80 a avalanche current (note 2) i av 25 a repetitive avalanche ener gy, l=0.1mh (note 2) e av 78 mj power dissipation t c =25c p d 3 w junction temperature t j +150 c storage temperature t stg -55 ~ +150 c note: 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) ? thermal data parameter symbol min typ max unit junction-to-ambient ja 48 65 junction-to-case jc 12 16 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 =250a 30 v zero gate voltage drain current i dss v ds =24v, v gs =0v 1 a gate-body leakage current i gss v ds =0v, v gs =12v 100 na on characteristics gate threshold voltage v gs(th) v ds =v gs , i d =250a 0.8 1 1.5 v on state drain current i d(on) v ds =5v, v gs =4.5v 60 a v gs =10v, i d =12a 11.5 14.8 v gs =4.5v, i d =10a 13.5 17.5 static drain-source on-resistance r ds(on) v gs =2.5v, i d =8a 19.5 26.8 m ? dynamic parameters input capacitance c iss 1630 pf output capacitance c oss 201 pf reverse transfer capacitance c rss v ds =15v, v gs =0v, f=1mhz 142 pf switching parameters turn-on delay time t d(on) 4 ns turn-on rise time t r 5 ns turn-off delay time t d(off) 32 ns turn-off fall-time t f v gs =10v, v ds =15v, r l =1.2 ? , r g =3 ? 5 ns total gate charge q g 18 nc gate source charge q gs 2.5 nc gate drain charge q gd v ds =15v, v gs =4.5v, i d =11.5a 5.5 nc source- drain diode ratings and characteristics diode forward voltage v sd i s =10a, v gs =0v 0.83 1 v maximum body-diode continuous current i s 4.5 a body diode reverse recovery time t rr i f =10a, di/dt=100a/ s 18.7 ns body diode reverse recovery charge q rr i f =10a, di/dt=100a/ s 19.8 nc
ut4406 power mosfet unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-233.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 thl t d(off) t tlh 150 12 0 0 4 8 10 2 100 50 6 200 4.5v 10v v gs =2.5v drain-source on-state resistance characteristics drain to source voltage, v ds (v)
ut4406 power mosfet unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-233.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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