cmmsh1-20 cmmsh1-40 cmmsh1-60 CMMSH1-100 surface mount silicon schottky rectifiers 1.0 amp, 20 thru 100 volts sod-123f case central semiconductor corp. tm r2 (25-october 2005) description: the central semiconductor cmmsh1 series are high current schottky rectifiers in the sod-123f surface mount package. these devices are suitable for design applications such as ac/dc, dc/dc converters, and reverse battery protection circuits in a variety of portable and battery powered products. maximum ratings: (t a =25c unless otherwise noted) symbol cmmsh1 cmmsh1 cmmsh1 cmmsh1 -20 -40 -60 -100 units peak repetitive reverse voltage v rrm 20 40 60 100 v dc blocking voltage v r 20 40 60 100 v rms reverse voltage v r(rms) 14 28 42 70 v average forward current (t l =75c) i o 1.0 a peak forward surge current (8.3ms) i fsm 30 a power dissipation (note 1) p d 1.42 w operating and storage junction temperature t j ,t stg -65 to +150 c thermal resistance ja 88 c/w electrical characteristics: (t a =25c unless otherwise noted) symbol test conditions typ max units i r v r =rated v rrm 0.50 ma i r v r =rated v rrm, t a= 100c 10 ma v f i f =1.0a (cmmsh1-20) 0.45 v v f i f =1.0a (cmmsh1-40) 0.55 v v f i f =1.0a (cmmsh1-60) 0.70 v v f i f =1.0a (CMMSH1-100) 0.85 v c j v r =4.0v, f=1.0mhz (cmmsh1-20) 100 pf c j v r =4.0v, f=1.0mhz (cmmsh1-40) 80 pf c j v r =4.0v, f=1.0mhz (cmmsh1-60) 50 pf c j v r =4.0v, f=1.0mhz (CMMSH1-100) 30 pf notes: (1) fr-4 epoxy pc board with copper mounting pad area of 2.9mm 2 features: ? small size (58% smaller than the sma package) ? 67% lower profile than sma ? greatly improved power dissipation per board area as compared to the sma ? low forward voltage ? high current ? thermally efficient flat lead package design. marking codes: device marking code cmmsh1-20 cs20f cmmsh1-40 cs40f cmmsh1-60 cs60f CMMSH1-100 cs100f
central semiconductor corp. tm sod-123f case - mechanical outline cmmsh1-20 cmmsh1-40 cmmsh1-60 CMMSH1-100 surface mount silicon schottky rectifiers 1.0 amp, 20 thru 100 volts r2 (25-october 2005) lead code: 1) cathode 2) anode marking codes: device marking code cmmsh1-20 cs20f cmmsh1-40 cs40f cmmsh1-60 cs60f CMMSH1-100 cs100f
|
