U2FWJ44M 2001-07-11 1 toshiba schottky barrier rectifier schottky barrier type U2FWJ44M switching mode power supply application portable equipment battery application low forward voltage : fm = 0.45 v (max) average forward current : f (av) = 2.0 a repetitive peak reverse voltage : rrm = 30 v surface mounting plastic mold package maximum ratings (ta = 25c) characteristic symbol rating unit repetitive peak reverse voltage v rrm 30 v average forward current i f (av) 2.0 a peak one cycle surge forward current (non ? repetitive) i fsm 60 (50hz) a junction temparature t j ? 40~125 c storage temparature range t stg ? 40~125 c electrical characteristics (ta = 25c) characteristic symbol test condition min typ. max unit peak forward voltage v fm i fm = 2.0 a D D 0.45 v repetitive peak reverse current i rrm v rrm = 30 v D D 500 a junction capacitance c j v r = 10 v, f = 1.0 mhz D 125 D pf on ceramic substrate D D 60 thermal resistance (junction to ambient) r th (j ? a) on glass ? epoxy substrate D D 145 c / w standard soldering pad marking jedec D jeita D toshiba 3 ? 4d1a weight: 0.06g unit: mm
U2FWJ44M 2001-07-11 2
U2FWJ44M 2001-07-11 3
U2FWJ44M 2001-07-11 4 toshiba is continually working to improve the quality and reliability of its products. nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. it is the responsibility of the buyer, when utilizing toshiba products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such toshiba products could cause loss of human life, bodily injury or damage to property. in developing your designs, please ensure that toshiba products are used within specified operating ranges as set forth in the most recent toshiba products specifications. also, please keep in mind the precautions and conditions set forth in the ?handling guide for semiconductor devices,? or ?toshiba semiconductor reliability handbook? etc.. the toshiba products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). these toshiba products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (?unintended usage?). unintended usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. unintended usage of toshiba products listed in this document shall be made at the customer?s own risk. the information contained herein is presented only as a guide for the applications of our products. no responsibility is assumed by toshiba corporation for any infringements of intellectual property or other rights of the third parties which may result from its use. no license is granted by implication or otherwise under any intellectual property or other rights of toshiba corporation or others. the information contained herein is subject to change without notice. 000707ea a restrictions on product use
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