unisonic technologies co., ltd ut6898 power mosfet www.unisonic.com.tw 1 of 5 copyright ? 2008 unisonic technologies co., ltd qw-r502-239.a n-channel enhancement ? description the ut6898 uses advanced trench technology to provide excellent r ds(on) , low gate charge and operation with low gate voltages. this device is suitable for use as a load switch or in pwm applications. ? features * r ds(on) <18 m ? @v gs =2.5v * r ds(on) <14 m ? @v gs =4.5v * low capacitance * low gate charge * fast switching capability * avalanche energy specified ? symbol (7) (8) d1 (4) g2 (2) g1 s1 (1) s2 (3) (5) (6) d2 lead-free: ut6898l halogen-free: ut6898g ? ordering information ordering number normal lead free halogen free package packing ut6898-s08-r ut6898l-s08-r UT6898G-S08-R sop-8 tape reel ut6898-s08-t ut6898l-s08-t ut6898g-s08-t sop-8 tube
ut6898 power mosfet unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-239.a ? pin configuration
ut6898 power mosfet unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-239.a ? solute maximum ratings (t a =25 , unless otherwise specified) parameter symbol ratings unit drain-source voltage v dss 20 v gate-source voltage v gss 12 v continuous drain current i d 9.4 a pulsed drain current i dm 38 a maximum power dissipation p d 2 w junction temperature t j +150 storage temperature t stg -55 ~ +150 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 min typ max unit junction-to-case jc 40 /w ? electrical characteristics (t a =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 20 v drain-source leakage current i dss v gs =0v, v ds =16v 1 a gate-source leakage current i gss v gs =12v, v ds =0v, 100 na on characteristics (note 1) gate threshold voltage v gs(th) v ds =v gs , i d =250a 0.5 1 1.5 v on state drain current i d(on) v gs =4.5 v, v ds =5v, 19 a v gs =4.5v, i d =9.4a 10 14 drain-source on-state resistance r ds(on) v gs =2.5v, i d =8.3a 13 18 m ? dynamic characteristics input capacitance c iss 1821 pf output capacitance c oss 440 pf reverse transfer capacitance c rss v gs =0v, v ds =10v, f=1mhz 208 pf switching parameters (note 1) turn-on delay time t d(on) 10 20 ns turn-on rise time t r 15 27 ns turn-off delay time t d(off) 34 55 ns turn-off fall-time t f v gs =4.5v,v ds =10v,i d =1a r gen =6 ? 16 29 ns total gate charge q g 16 23 nc gate source charge q gs 3 nc gate drain charge q gd v gs =4.5v, v ds =10v, i d =9.4a 4 nc source- drain diode ratings and characteristics drain-source diode forward voltage v sd v gs =0v, i s =1.3a (note 1) 1.3 v maximum continuous drain-source diode forward current i s 0.7 1.2 a notes: 1. pulse test: pulse width < 300ms, duty cycle < 2.0% 2. the diode connected between the gate and source serves only as protection against esd. no gate overvoltage rating is implied
ut6898 power mosfet unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-239.a ? 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 1400 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 drain-source on-state resistance characteristics drain current, i d (a) drain to source voltage, v ds (mv) 2 100 50 6 200 4.5v v gs =2.5v
ut6898 power mosfet unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-239.a 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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