unisonic technologies co., ltd mbr245 preliminary diode www.unisonic.com.tw 1 of 3 copyright ? 2015 unisonic technologies co., ltd qw-r601-245.e 2.0a schottky barrier rectifier ? description the utc mbr245 is a 2.0a 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 mbr245 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-15 do-41 sma (jedec do-214ac) + - ? ordering information ordering number pin assignment lead free halogen free package 1 2 packing mbr245l-sma-r mbr245g-sma-r sma k a tape reel MBR245L-Z15-B mbr245g-z15-b do-15 k a tape box mbr245l-z41-r mbr245g-z41-r do-41 k a tape reel mbr245l-z41-b mbr245g-z41-b do-41 k a tape box note: pin assignment: a: anode k: cathode (1) r: tape reel, b: tape box (2) sma: sma, z15: do-15, z41: do-41 (3) l: lead free, g: halogen free and lead free mbr245l-sma-r (1)packing type (2)package type (3)green package ? marking sma do-15 / do-41 mbr245 date code l: lead free g: halogen free cathode band for uni-directional only
mbr245 preliminary diode unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r601-245.e ? absolute maximum rating (t a =25c, unless otherwise specified) parameter symbol ratings unit peak repetitive reverse voltage v rrm 45 v working peak reverse voltage v rwm 45 v dc blocking voltage v r 45 v rms reverse voltage v r(rms) 31.5 v average rectified forward current (rated vr-20khz square wave) - 50% duty cycle i o 2.0 a non-repetitive peak forward surge current 8.3ms single half sine-wave i fsm 50 a typical junction capacitance c j 650 pf 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 data parameter symbol ratings unit sma 90 junction to ambient do-15/do-41 ja 50 c/w ? electrical characteristics parameter symbol test conditions min typ max unit i f =2.0a, t c =25c 0.70 instantaneous forward voltage drop (note 2) v f i f =2.0a, t c =125c 0.65 v rated dc voltage, t c =25c 500 a instantaneous reverse current (note 2) i r rated dc voltage, t c =125c 20 ma notes: 1. 2.0 s pulse width, f = 1.0khz. 2. pulse test: pulse width=300s, duty cycle 2.0%. 3. applied v r = 4.0v and f = 1.0mhz.
mbr245 preliminary diode unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r601-245.e 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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