unisonic technologies co., ltd byr79-600 preliminary diode www.unisonic.com.tw 1 of 3 copyright ? 2010 unisonic technologies co., ltd qw-r601-028.b ultra fast-recovery rectifier diode ? description the utc byr79-600 is a rectifier diode providing the designers with ultra-fast switching and low switching loss. it features low forward voltage drop, ultra fast reverse recovery times with very low stored charge and soft-recovery characteristic. the utc byr79-600 is suitable for switched-mode power supplies, srps and high-frequency circuits. ? features * low switching loss * low forward volt drop * ultra-fast switching * soft recovery characteristic * low thermal resistance ? symbol ? ordering information ordering number pin assignment lead free halogen free package 1 2 tab packing byr79l-600-ta2 -t byr79g-600-ta2 -t to-220-2 k a k tube note: pin assignment: a: anode, k: cathode, tab: mounting base
byr79-600 preliminary diode unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r601-028.b ? absolute maximum ratings parameter symbol conditions ratings unit peak repetitive reverse voltage v rrm 600 v crest working reverse voltage v rwm 600 v continuous reverse voltage v r 600 v average forward current i f(av) square waveform; =0.5; t mb Q 108c 15 a repetitive peak forward current i frm t=25 s; square waveform; =0.5; t mb Q 108c 30 a t=10ms;sinusoidal waveform 130 a non-repetitive peak forward current. i fsm t=8.3ms;sinusoidal waveform 143 a junction temperature t j 150 c storage temperature t stg -40 ~ +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 data parameter symbol ratings unit junction to ambient ja 60 k/w junction to tab jb 2.0 k/w ? electrical characteristics (t j =25c, unless otherwise specified) parameter symbol test conditions min typ max unit i f =15a, t j =150c 1.0 1.2 v forward voltage v f i f =15a, t j =25c 1.17 1.38 v v r =600v, 5 50 ma reverse current i r v r =600v, t j =100c 0.2 0.8 a reverse recovery charge q r i f =2a to v r 30v, di f /dt =20a/ s, t j =25c 40 70 nc reverse recovery time t rr i f =10a to v r 30v, di f /dt=100a/ s, t j =25c 50 60 ns note: measured under pulse conditions to avoid excessive dissipation.
byr79-600 preliminary diode unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r601-028.b ? typical characteristics i f i f i r q r t rr di f di t time 100 10 definition of t rr and q r 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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