CMS04 2003-02-17 1 toshiba schottky barrier rectifier schottky barrier type CMS04 switching mode power supply applications portable equipment battery applications forward voltage: v fm = 0.37 v (max) average forward current: i f (av) = 5.0 a repetitive peak reverse voltage: v rrm = 30 v suitable for compact assembly due to small surface-mount package ?m ? flat tm ? (toshiba package name) maximum ratings (ta 25c) characteristics symbol rating unit repetitive peak reverse voltage v rrm 30 v average forward current i f (av) 5.0 (note) a peak one cycle surge forward current (non-repetitive) i fsm 70 (50 hz) a junction temperature t j 40~125 c storage temperature t stg 40~150 c note: t ? 36c: rectangular waveform ( = 180), v r 15 v electrical characteristics (ta 25c) characteristics symbol test condition min typ. max unit v fm (1) i fm 1 a 0.27 v fm (2) i fm 3 a 0.31 peak forward voltage v fm (3) i fm 5 a 0.35 0.37 v i rrm (1) v rrm 5 v 0.31 repetitive peak reverse current i rrm (2) v rrm 30 v 3.3 8.0 ma junction capacitance c j v r 10 v, f 1.0 mhz 330 pf device mounted on a ceramic board (soldering land: 2 mm 2 mm) 60 r th (j-a) device mounted on a glass-epoxy board (soldering land: 6 mm 6 mm) 135 thermal resistance r th (j- ? ) 16 c/w unit: mm jedec D jeita D toshiba 3-4e1a weight: 0.023 g (typ.)
CMS04 2003-02-17 2 marking following indicates the data of manufacture standard soldering pad handling precaution schottky barrier diodes are having large-reverse-current-leakage characteristic compare to the other rectifier products. this current leakage and improper operating temperature or voltage may cause thermal runaway. please take forward and reverse loss into consideration when you design. cathode mark type code lot no. s4 month of manufac- ture january to december are denoted by letter a to l respectivel y . year of manufac- ture last decimal digit of the year of manufacture 0 1 2 3 4 5 6 7 8 9 3.0 1.4 2.1 unit: mm 1.4
CMS04 2003-02-17 3 maximum allowable lead temperature t ? max (c) instantaneous forward voltage v f (v) i f ? v f instantaneous forward current i f (a) average forward current i f (av) (a) p f (av) ? i f (av) average forward power dissipation p f (av) (w) average forward current i f (av) (a) maximum allowable ambinent temperature ta max (c) average forward current i f (av) (a) t ? max ? i f (av) t a max ? i f (av) device mounted on a ceramic board ( board size: 50 mm 50 mm ) maximum allowable lead temperature t ? max (c) average forward current i f (av) (a) t ? max ? i f (av) 0.1 0.0 1.4 0.2 1 10 100 0.4 0.6 0.8 1.0 1.2 125c 75c t j 25c 1 0.0 2 3 5 6 60 0 20 40 80 100 4 7 8 120 140 60 180 270 dc 120 conduction angle: v r 5 v 360 0 rectangular waveform i f (av) 0.0 1.2 0.0 0.4 0.8 1.8 1.6 2.4 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 60 120 180 dc conduction angle: 360 0 rectangular waveform 1 0.0 2 3 5 6 60 0 20 40 80 100 4 7 8 120 140 60 270 dc 180 120 conduction angle: v r 5 v 360 0 rectangular waveform i f (av) 1 0.0 2 3 5 6 60 0 20 40 80 100 4 7 8 120 140 120 180 270 dc conduction angle: v r 15 v 360 0 rectangular waveform i f (av)
CMS04 2003-02-17 4 0.5 0.001 0.01 0.1 1 10 100 1000 1 10 100 500 device mounted on a glass-epoxy board soldering land: 2.1 mm 1.4 mm device mounted on a glass-epoxy board soldering land: 6.0 mm 6.0 mm device mounted on a ceramic board soldering land: 2.0 mm 2.0 mm 0.1 0 20 40 60 80 100 120 160 1 100 1000 140 10 pulse test 20 v v r 30 v 15 v 10 v 5 v v r 3 v 100 1 10 100 300 500 1000 f 1 mhz ta 25c 3 5 30 50 reverse current i r (ma) peak surge forward current i fsm (a) reverse voltage v r (v) c j ?v r (typ.) junction capacitance cj (pf) number of cycles surge forward current (non-repetitive) junction temperature t j (c) i r ? t j (typ.) reverse voltage v r (v) p r (av) ? v r (typ.) average reverse power dissipation p r (av) (w) transient thermal impedance r th (j-a) (c/w) r th (j-a) ? t time (s) 0 1 10 100 60 80 100 3 5 30 50 f 50 mhz ta 25c 40 20 4 8 12 16 0 0 10 20 30 24 28 20 dc 300 240 180 120 60 360 conduction angle: t j 125c v r 0 rectangular waveform
CMS04 2003-02-17 5 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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