features plastic package has underwrit ers laboratory flammability classification 94v -o ut iliz ing flame retardant epox y m olding compound. for surfac e mounted applications. ex ceeds environmental standards of m il-s- 19500 / 228 low leakage current . mechanical dat a case : mol ded plastic, jed ec sod -123 / mi ni sma termi nals : solder plated, solderable per mi l-std-750, method 2026 pol arity : indicated by c athode band mounting p osition : any weight : 0.04 gram (v) (v) (v) (v) ( o c) fm220-m 22 20 14 20 fm230-m 23 30 21 30 fm240-m 24 40 28 40 FM250-M 25 50 35 50 fm260-m 26 60 42 60 fm280-m 28 80 56 80 fm2100-m 20 100 70 100 symbols marking code operating temperature v rrm *1 v rms *2 v r *3 v f *4 0.70 -55 to +125 -55 to +150 0.85 0.50 maximum ratings (at t a =25 o c unless otherwise noted) parameter conditions symbol min. typ. max. unit forward rectified current see fig.1 i o 2.0 a forward surge current 8.3ms single half sine-wave superimposed on rate load (jedec methode) i fsm 50 a v r = v rrm t a = 25 o c 0.5 ma v r = v rrm t a = 125 o c 10 ma thermal resistance junction to ambient r q ja 85 o c / w diode junction capacitance f=1mhz and applied 4vdc reverse voltage c j 160 pf storage temperature t stg -55 +150 o c reverse current i r *1 repetitive peak reverse voltage *2 rms voltage *3 continuous reverse voltage *4 maximum forward voltage chip schottky barrier diodes 0.161(4.1) 0.146(3.7) 0.012(0.3) typ. 0.071(1.8) 0.055(1.4) 0.126(3.2) 0.110(2.8) 0.063(1.6) 0.055(1.4) 0.035(0.9) typ. 0.035(0.9) typ. dimensions in inches and (millimeters) sod-123 fm220-m-21 0 0-m http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
0.1 1.0 .01 10 50 rating and characteristic curves (fm220-m thru fm2100-m) fig.1-typical forward current dera ting curve a v e r a g e f o r w a r d c u r r e n t , ( a ) fig.4-typical junction capacit ance reverse voltage,(v) j u n c t i o n c a p a c i t a n c e , ( p f ) i n s t a n t a n e o u s f o r w a r d c u r r e n t , ( a ) forward volt age,(v) pulse width 300us 1% duty cycle 0.4 0.8 1.2 1.6 2.0 2.4 700 600 500 400 300 200 100 0 .01 .05 .1 .5 1 5 10 50 100 .1 .3 .5 .7 .9 1.1 1.3 1.5 3.0 .1 1.0 10 100 fig.5 - typical reverse characteristics r e v e r s e l e a k a g e c u r r e n t , ( m a ) 0 20 40 60 80 100 120 140 .01 tj=75 c f m 2 2 0 -m ~ f m 2 4 0 -m f m 2 5 0 -m ~ f m 2 1 0 0 -m f m 2 5 0 -m ~ f m 2 6 0 -m f m 2 8 0 -m ~ f m 2 1 0 0 -m f m 2 2 0 -m ~ f m 2 4 0 -m tj=25 c tj=25 c ambient temperature,( c) 0 0 20 40 60 80 100 120 140 160 180 200 fig.2-typical forward characteristics percent of rated peak reverse vol tage,(%) fig.3-maximum non-repetitive forward surge current 0 20 10 30 50 40 number of cycles at 60hz 1 10 5 50 100 tj=25 c 8.3ms single half sine wave jedec method p e a k f o r w a r d s u r g e c u r r e n t , ( a ) fm220-m-21 0 0-m http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
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