unisonic technologies co., ltd ut4404 power mosfet www.unisonic.com.tw 1 of 5 copyright ? 2009 unisonic technologies co., ltd qw-r502-132.c n-channel enhancement mode ? description the utc ut4404 provide excellent r ds (on) , low gate charge and operation with gate voltages as low as 2.5v by using advanced trench technology. the utc ut4404 is suitable for use in pwm applications and as a load switch. s eparating the source leads is to allow a kelvin connection to the source to bypass the source inductance. ? symbol gate source drain ? ordering information ordering number lead free halogen free package packing UT4404L-S08-R ut4404g-s08-r sop-8 tape reel
ut4404 power mosfet unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-132.c ? pin configuration 1 drain gate source source source drain drain drain 2 3 4 5 6 7 8
ut4404 power mosfet unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-132.c ? absolute maximum ratings (ta=25c, unless otherwise specified) parameter symbol ratings unit drain-source voltage v ds 30 v gate-source voltage v gs 12 v ta=25c 8.5 a continuous drain current (note 2) ta=70c i d 7.1 a pulsed drain current (note 2) i dm 60 a ta=25c 2.8 w power dissipation ta=70c p d 1.8 w 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. repetitive rating : pulse width limited by t j ? thermal data parameter symbol min typ max unit junction to ambient ja 70 100 c/w ? electrical characteristics (t j =25c, unless otherwise specified) parameter symbol test conditions min typ max unit static parameters drain-source breakdown voltage bv dss v gs =0 v, i d =250a 30 v drain-source leakage current i dss v ds =24 v, v gs =0v 0.002 1 a gate-source leakage current i gss v ds =0 v, v gs = 12v 100 na on characteristics gate-threshold voltage v gs(th) v ds =v gs , i d =250a 0.7 1 1.4 v on state drain current i d(on) v gs =4.5v, v ds =5v 40 a v gs =10 v, i d =8.5a 18 24 m ? v gs =4.5 v, i d =8.5a 22 30 m ? static drain-source on-resistance r ds(on) v gs = 2.5v, i d =5a 32 48 m ? dynamic parameters input capacitance c iss 857 pf output capacitance c oss 97 pf reverse transfer capacitance c rss v ds =15 v, v gs =0v, f=1mhz 71 pf gate resistance r g v gs =0v, v ds =0v, f=1mhz 1.4 ? switching parameters turn-on delay time t d(on) 3.2 ns turn-on rise time t r 3.5 ns turn-off delay time t d(off) 21.5 ns turn-off fall-time t f v gs =10v,v ds =15v r l =1.8 ? , r gen =6 ? 2.7 ns total gate charge q g 10 12 nc gate-source charge q gs 1.8 nc gate-drain charge q gd v ds =15v, v gs =4.5v, i d =8.5a 3.75 nc drain-source diode characteristics and maximum ratings diode forward voltage v sd v gs =0v, i s =1a 0.71 1 v maximum body-diode continuous current i s 4.5 a body diode reverse recovery time t rr i f =5a, di/dt =100a/ s 16.8 20 ns body diode reverse recovery charge q rr i f =5a, di/dt =100a/ s 8 12 nc notes: 1. pulse test: pulse width 300 s, duty cycle 0.5% max. 2. surface mounted on 1 in 2 copper pad of fr4 board
ut4404 power mosfet unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-132.c ? typical characteristics 2v 10v 4.5v 25c 125c v ds =5v 0 1 2 34 5 0 5 10 15 20 25 30 on-region characteristics 16 20 12 8 4 0 0 12 3 2.5 1.5 0.5 transfer characteristics drain-source voltage, v ds (v) 2.5v v gs =3v drain-source voltage, v ds (v) i d =5a 125c 25c 25c 125c 1.2 0.8 0.6 0.4 0.2 0.0 source-drain voltage, v sd (v) 1.0e-0.6 drain-source diode forward current,i s (a) 1.0e-0.5 1.0e-0.4 1.0e-0.3 1.0e-0.2 1.0e-0.1 1.0e+0.0 1.0e+0.1 body-diode characteristics gate-source voltage, v gs (v) 10 8 6 4 2 0 10 20 30 40 50 60 70 80 90 100 static drain-source on-resistance, r ds(on) (m ? ) on-resistance vs.gate-to-source voltage 1.0 c a p a c i t a n c e ( p f ) gage-source voltage, v gs (v)
ut4404 power mosfet unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-132.c ? typical characteristics(cont.) power (w) drain current, i d (a) z j a . n o r m a i l i z e d t r a n s i e n t t h e r m a l r e s i s t a n c e 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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