unisonic technologies co., ltd umur1660 preliminary diode www.unisonic.com.tw 1 of 3 copyright ? 2013 unisonic technologies co., ltd qw-r601-146.a switchmode power rectifiers ? description the utc umur1660 contains dual surface mount schottky barrier rectifiers, it uses utc?s advanced technology to provide customers with low leakage reverse current and high voltage capability, etc. the utc umur1660 is suitable for inverters and switching power supplies, etc. ? features * high voltage capability * low leakage reverse current ? symbol ? ordering information ordering number package pin assignment packing lead free halogen free 1 2 3 umur1660l-tf3-t UMUR1660G-TF3-T to-220f a k a tube
umur1660 preliminary diode unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r601-146.a ? absolute maximum ratings parameter symbol ratings unit dc blocking voltage v r 600 v working peak reverse voltage v rwm 600 v peak repetitive reverse voltage v rrm 600 v average rectified forward current total device, (rated v r ), t c =150c per leg i f(av) 8.0 a total 16 a peak rectified forward current (rated v r , square wave, 20khz), t c =150c per leg i fm 16 a non-repetitive peak surge current (surge applied at rated load conditions halfwave, single phase, 60hz) i fsm 100 a storage temperature t stg -65~+175 c operating junction temperature t j -65~+175 c note: absolute maximum ratings are those values be yond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? thermal characteristics (per leg) parameter symbol ratings unit junction to case jc 3.4 c/w ? electrical characteristics (per diode leg) parameter symbol test conditions min typ max unit instantaneous forward voltage (note) v f i f =8a, t c =25c 1.50 v i f =8a, t c =150c 1.20 v instantaneous reverse current (note) i r rated dc voltage, t c =25c 10 a rated dc voltage, t c =150c 500 a reverse recovery time t rr i f =1.0a, di/dt=50a/s 60 ns i f =0.5a, i r =1.0a, i rec =0.25 a 50 ns note: pulse test: pulse width=300s, duty cycle 2.0%
umur1660 preliminary diode unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r601-146.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 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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