l o w v f s m d s c h o t t k y b a r r i e r r e c t i f i e r s reverse v oltage: 20 to 40 v olts forward current: 2.0 amp rohs device page 1 rev :b features -ideal for surface mount applications. -easy pick and place. -plastic package has underwriters lab. flammability classification 94v -0. -exceeds environmental standard mil-s- 19500/228. -low leakage current. mechanical data -case: mini sma/sod-123, molded plastic. -t erminals: solderable per mil-std-750, method 2026. -polarity: color band denotes cathode end. -approx. weight: 0.04 grams CDBM220L-G thru. cdbm240l-g maximum ratings and electrical characteristics d i m e n s i o n s i n i n c h e s a n d ( m i l l i m e t e r ) qw -bl008 comchip t echnology co., l td. max. repetitive peak reverse voltage continuous reverse voltage max. rms voltage peak surge forward current, 8.3ms single half sine-wave superimposed on rate load (jedec method) max. average forward current max. instantaneous forward voltage at 2.0a max. dc reverse current at t a =25c v rrm t a =125c max. thermal resistance, junction to ambient diode junction capacitance storage temperature operating temperature CDBM220L-G units symbol parameter v rrm v r v rms i fsm i o v f i r r ja c j t stg t j 20 20 14 0.38 v v v a a v ma o c/w pf o c o c cdbm240l-g 40 40 28 0.40 50 2.0 1.0 10 70 160 -65 to +175 -55 to +125 mini sma/sod-123 0.154(3.90) 0.138(3.50) 0.012(0.30) t yp. 0.075(1.90) 0.060(1.50) 0.067(1.70) 0.051(1.30) 0.028(0.70) t yp. 0.028(0.70) t yp. cdbm230l-g 30 30 21
qw -bl008 ra ting and characteristic cur ves (CDBM220L-G thru cdbm240l-g) 0.01 0.1 1 10 100 r v r e u r e n t ( m a ) e e s c r forward v oltage, (v) 0.1 fig.1 t ypical forward characteristics 0.01 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 ) 0.1 1 10 100 0.7 reverse v oltage, (v) 0.01 fig.5- t ypical junction capacitance 0 j u n c t i o n c a p a c i t a n c e , ( p f ) 50 150 300 350 0.1 1 10 100 ambient t emperature, (c) fig.2 t ypical forward current derating curve 0 a v e r a g e f o r w a r d c u r r e n t , ( a ) 1.6 2.8 comchip t echnology co., l td. page 2 rev :b 0.3 1.1 1.5 1.3 100 200 250 0 25 175 0.8 2.0 1.2 2.4 l o w v f s m d s c h o t t k y b a r r i e r r e c t i f i e r s o t j =25 c f=1mhz and applied 4vdc reverse voltage number of cycles at 60hz fig.4- max. non-repetitive forward surge current 0 p e a k f o r w a r d s u r g e c u r r e n t , ( a ) 30 60 1 10 100 10 40 20 50 o t j =25 c 8.3ms single half sine wave, jedec method 50 75 100 125 150 0.4 0 l - g c d b m 2 2 c d b m 2 3 0 l - g t h u r . c d b m 2 4 0 l - g o t j =25 c, pulse width 300 s 1% 0.5 0.9 duty cycle single phase half w ave 60hz resistive or inductive loae percent of rated peak reverse v oltage (%) 100 60 0 fig.3- t ypical reverse characteristics 140 20 120 o t j =75 c o t j =25 c 40 80
qw -bl008 comchip t echnology co., l td. l o w v f s m d s c h o t t k y b a r r i e r r e c t i f i e r s page 3 rev :b b c d d d 2 d 1 m i n i - s m a / s o d - 1 2 3 s y m b o l a ( m m ) ( i n c h ) 2 . 4 4 0 m i n . 4 . 0 0 0 . 1 0 1 . 5 0 0 . 1 0 6 2 . 0 m i n . 1 3 . 0 0 . 5 0 4 . 0 0 0 . 1 0 2 . 0 0 0 . 1 0 8 . 0 0 0 . 3 0 1 1 . 4 0 1 . 0 1 7 8 2 . 0 0 0 . 0 5 9 0 . 0 0 4 7 . 0 0 0 . 0 7 9 0 . 5 1 2 0 . 0 2 0 s y m b o l ( m m ) ( i n c h ) 0 . 3 1 5 0 . 0 1 2 0 . 1 5 7 0 . 0 0 4 0 . 1 5 7 0 . 0 0 4 0 . 0 7 9 0 . 0 0 4 0 . 4 4 9 0 . 0 0 4 e f p p 0 p 1 w w 1 1 . 7 5 0 . 1 0 0 . 0 6 9 0 . 0 0 4 3 . 5 0 0 . 1 0 0 . 1 3 8 0 . 0 0 4 m i n i - s m a / s o d - 1 2 3 1 . 9 0 0 . 1 0 0 . 0 7 5 0 . 0 4 3 . 9 0 0 . 1 0 0 . 1 5 4 0 . 0 4 1 . 6 8 0 . 1 0 0 . 0 6 6 0 . 0 4 0 . 2 3 0 . 1 0 0 . 0 0 9 0 . 0 0 4 t polarity reel t aping specification o 1 2 0 t railer device leader 10 pitches (min) 10 pitches (min) ....... ....... ....... ....... ....... ....... ....... ....... end start d 1 d 2 d w 1 t c direction of feed i n d e x h o l e d e f b w p p 0 p 1 a
qw -bl008 comchip t echnology co., l td. page 4 rev :b l o w v f s m d s c h o t t k y b a r r i e r r e c t i f i e r s xxx part number CDBM220L-G marking code l22 marking code cdbm230l-g l23 xxx = product type marking code cdbm240l-g l24 suggested p ad layout a b c e d size (inch) 0.130 (mm) 3.30 1.40 1.90 0.055 0.075 4.70 0.185 e 1.90 0.075 b c d a mini-sma/sod-123 standard packaging c a s e t y p e m i n i - s m a / s o d - 1 2 3 2 , 5 0 0 r e e l ( p c s ) reel size (inch) 7 r e e l p a c k
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