unisonic technologies co., ltd UT4812Z power mosfet www.unisonic.com.tw 1 of 6 copyright ? 2012 unisonic technologies co., ltd qw-r502-350.b 30v, 6.9 a dual n-channel enhancement mode ? description the utc UT4812Z can provide excellent r ds(on) and low gate charge by using advanced trench technology. the utc UT4812Z is suitable for using as a load switch or in pwm applications. ? features * low r ds(on) * reliable and rugged * halogen free ? symbol ? ordering information ordering number package packing lead free halogen free UT4812Zl-s08-r UT4812Zg-s08-r sop-8 tube UT4812Zl-s08-t UT4812Zg-s08-t sop-8 tape reel note: pin assignment: g: gate d: drain s: source
UT4812Z power mosfet unisonic technologies co., ltd 2 of 4 www.unisonic.com.tw qw-r502-350.b ? pin configuration
UT4812Z power mosfet unisonic technologies co., ltd 3 of 4 www.unisonic.com.tw qw-r502-350.b ? absolute maximum ratings (t a = 25c, unless otherwise specified) parameter symbol ratings unit drain-source voltage v dss 30 v gate-source voltage v gss 20 v continuous drain current (note 2) i d 6.9 a pulsed drain current (note 3) i dm 30 a power dissipation p d 2 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. surface mounted on 1in 2 pad area, t 10sec 3. pulse width limited by t j ( max ) ? thermal data parameter symbol ratings unit junction to ambient ja 110 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 =250a 30 v drain-source leakage current i dss v ds =30v, v gs =0 v 1 a gate-source leakage current i gss v ds =0 v, v gs = 20v 5 a on characteristics gate threshold voltage v gs ( th ) v ds =v gs , i d =250 a 1 1.9 3 v drain-source on-state resistance (note) r ds(on) v gs =10v, i d =6.9a 22.5 28 m ? v gs =4.5v, i d =5.0a 34.5 42 m ? dynamic parameters input capacitance c iss v ds =15 v, v gs =0v, f=1mhz 680 820 pf output capacitance c oss 102 pf reverse transfer capacitance c rss 77 108 pf switching parameters turn-on delay time t d ( on ) v gs =10v, v ds =15v, r l =2.2 ? , r gen =3 ? 4.6 7 ns turn-on rise time t r 4.1 6.2 ns turn-off delay time t d ( off ) 20.6 30 ns turn-off fall-time t f 5.2 7.5 ns total gate charge q g v ds =15v, v gs =10v, i d =6.9a 13.84 17 nc gate source charge q gs 1.82 nc gate drain charge q gd 3.2 nc source-drain diode ratings and characteristics drain-source diode forward voltage (note) v sd i s =1a 0.76 1 v maximum continuous drain-source diode forward current i s 3 a body diode reverse recovery time t r r i f =6.9 a, di/dt=100a/ s 16.5 20 ns body diode reverse recovery charge q rr i f =6.9 a, di/dt=100a/ s 7.8 10 nc note: pulse width 300 s, duty cycle 2%.
UT4812Z power mosfet unisonic technologies co., ltd 4 of 4 www.unisonic.com.tw qw-r502-350.b ? typical characteristics drain current vs. drain-source breakdown voltage 0 drain current, i d (a) drain-source breakdown voltage, bv dss (v) 0 0.2 0 0 50 drain current vs. gate threshold voltage drain current, i d (a) gate threshold voltage, v th (v) 1.0 100 150 200 250 300 50 100 150 200 250 300 1.6 5 10 15 20 25 30 35 0.4 0.6 0.8 1.2 1.4 40 0 drain current vs. source to drain voltage source to drain voltage, v sd (v) 0 0.2 0 drain-source on-state resistance characteristics drain to source voltage, v ds (mv) 0 1 2 3 4 5 0.4 0.6 0.8 1.0 1.2 0.2 0.4 0.6 0.8 1.0 1.2 v gs =10v i d =6.9a v gs =4.5v i d =5a 50 100 150 200 6 7 8 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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