unisonic technologies co., ltd B5817W preliminary diode www.unisonic.com.tw 1 of 3 copyright ? 2015 unisonic technologies co., ltd qw-r201-096.a schottky diode ? description the utc B5817W is a schottky diode, it uses utc?s advanced technology to provide customers with low forward voltage drop, etc. the utc B5817W is suitable for low voltage and high frequency inverters. ? features * low forward voltage drop ? ordering information pin assignment ordering number package 1 2 packing B5817Wg-ca2-r sod-123 a k tape reel note: pin assignment: a: anode k: cathode ? marking
B5817W preliminary diode unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r201-096.a ? absolute maximum ratings (t a =25c, unless otherwise specified) parameter symbol ratings unit dc blocking voltage v rm 20 v working peak reverse voltage v rwm 20 v peak repetitive peak reverse voltage v rrm 20 v rms reverse voltage v r(rms) 14 v average rectified output current i o 1 a peak forward surge current @=8.3ms i fsm 9 a power dissipation p d 250 mw operating junction temperature t j -65~+150 c storage temperature t stg -65~+150 c 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 characteristics parameter symbol ratings unit junction to ambient ja 500 c/w ? electrical characteristics (t a =25c, unless otherwise specified) parameter symbol test conditions min typ max unit reverse breakdown voltage v (br) i r =1ma 20 v i f =1a 0.45 v forward voltage v f i f =3a 0.75 v reverse voltage leakage current i r v r =20v 1 ma total capacitance c t v r =4v, f=1.0mhz 120 pf
B5817W preliminary diode unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r201-096.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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