unisonic technologies co., ltd mbr1645c preliminary diode www.unisonic.com.tw 1 of 3 copyright ? 2015 unisonic technologies co., ltd qw-r202-052.a 10a schottky barrier rectifier ? description the utc mbr1645c is a schottky barrier rectifier with high efficiency, low power dissipation and high current capacity. it can be applied in high frequency, low voltage inverters, polarity protection and free wheeling applications. ? features * high surge capability * high efficiency, low power dissipation, high current capability, low forward voltage drop * guardring for overvoltage protection ? symbol ? ordering information ordering number pin assignment lead free halogen free package 1 2 3 packing mbr1645cl-ta3-t MBR1645CG-TA3-T to-220 a k a tube note: pin assignment: a: anode k: cathode ? marking
mbr1645c preliminary diode unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r202-052.a ? absolute maximum ratings (t a =25 c unless otherwise specified) single phase, half wave, 60hz, resistive or inductive load. for capacitance load, derate current by 20%. parameter symbol ratings unit dc blocking voltage v rm 45 v working peak reverse voltage v rwm 45 v peak repetitive reverse voltage v rrm 45 v rms reverse voltage v r(rms) 31.5 v per leg 8 a average rectified output current (t c =105c) total i o 16 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load i fsm 125 a operating junction temperature t j +150 c storage temperature t stg -55~+150 c note: 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. thermal resistance junction to case mounted on heatsink. ? thermal characteristics (per leg) parameter symbol ratings unit junction to ambient ja 60 /w junction to case jc 2 /w ? electrical character istics (per leg) (t a =25c, unless otherwise specified.) parameter symbol test conditions min typ max unit reverse breakdown voltage (note 1) v (br)r i r =0.5ma 45 v i f =8a, t j =25c 0.70 v forward voltage drop v fm i f =8a, t j =125c 0.57 v v r =45v, t j =25c 100 a leakage current (note 1) i rm v r =45v, t j =125c 50 ma notes: 1. short duration pulse test used to minimize self-heating effect. 2. thermal resistance junction to case mounted on heatsink.
mbr1645c preliminary diode unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r202-052.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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