unisonic technologies co., ltd MBR140 preliminary diode www.unisonic.com.tw 1 of 3 copyright ? 2015 unisonic technologies co., ltd qw-r601-259.c 1.0a schottky barrier rectifier ? description the utc MBR140 is a 1.0a schottky barrier rectifier, it uses utc?s advanced technology to provide the customers with high surge capability, high efficiency, high current capability, low power loss and low forward voltage drop, etc. the utc MBR140 is suitable for free wheeling and polarity protection, etc. ? features * low reverse current * low stored charge, majority carrier conduction * low power loss/high efficiency * highly stable oxide passivated junction ? symbol do-41 ? ordering information ordering number pin assignment lead free halogen free package 1 2 packing MBR140l-z41-b MBR140g-z41-b do-41 k a tape box MBR140l-z41-r MBR140g-z41-r do-41 k a tape reel note: pin assignment: a: anode k: cathode ? marking MBR140 date code l: lead free g: halogen free cathode band for uni-directional only
MBR140 preliminary diode unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r601-259.c ? absolute maximum rating (t a =25c, unless otherwise specified) ratings at 25c ambient temperatur e unless otherwise specified. single phase half-wave 60hz, resistive or inductive load, for capacitive load current derate by 20%. parameter symbol ratings unit working peak reverse voltage v rwm 40 v repetitive peak reverse voltage v rrm 40 v maximum rms reverse voltage v rms 28 v dc blocking voltage v r 40 v average rectified output current (t a =105c) i o 1.0 a peak forward surge current 8.3ms single half sine-wave superimposed on rated load i fsm 30 a junction temperature t j -55~+150 c storage temperature t stg -55~+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 50 c/w ? electrical characteristics parameter symbol test conditions min typ max unit i f =1.0a, t c =25c 0.70 instantaneous forward voltage drop (note 2) v f i f =1.0a, t c =125c 0.65 v rated dc voltage, t c =25c 50 a instantaneous reverse current (note 2) i r rated dc voltage, t c =125c 10 ma notes: 1. 2.0 s pulse width, f = 1.0khz. 2. pulse test: pulse width 300s, duty cycle 2.0%.
MBR140 preliminary diode unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r601-259.c 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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