unisonic technologies co., ltd mbr545 preliminary diode www.unisonic.com.tw 1 of 3 copyright ? 2015 unisonic technologies co., ltd qw-r601-229.b schottky barrier rectifier ? description the utc mbr545 is a schottky barrier rectifier, it uses utc?s advanced technology to provide customers with low forward voltage drop, high current capability and high efficiency, etc. the utc mbr545 is suitable for use in free wheeling, high frequency inverters, low voltage an d polarity protection applications. ? features * low forward voltage drop * high efficiency * low power loss * high surge capability * high current capability smb (jedec do-214aa) + - sma (jedec do-214ac) + - ? ordering information ordering number pin assignment lead free halogen free package 1 2 packing mbr545l-sma-r MBR545G-SMA-R sma k a tape reel mbr545l-smb-r mbr545g-smb-r smb k a tape reel note: pin assignment: a: anode k: cathode ? marking
mbr545 preliminary diode unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r601-229.b ? absolute maximum ratings ratings at 25c ambient temperat ure unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. parameter symbol ratings unit dc blocking voltage v dc 45 v rms voltage v rms 31.5 v recurrent peak reverse voltage v rrm 45 v average rectified output current i o 5.0 a non-repetitive peak forward surge current: 8.3ms single half sine-wave superimposed on rated load i fsm 150 a 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 resistance s characteristics parameter symbol ratings unit junction to ambient (note 1) ja 50 c/w ? electrical characteristics ratings at 25c ambient temperatur e unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. parameter symbol test conditions min typ max unit forward voltage drop (note 2) v f i f =5.0a 0.70 v t j =25c 0.05 ma peak reverse current at rated dc blocking voltage i r t j =100c 10 ma notes: 1. minimum pad area. 2. pulse test: 300 s pulse width, 1% duty cycle.
mbr545 preliminary diode unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r601-229.b 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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