cdst -19-g/20-g features - fast switching diode. - surface mount package ideally for automatic insertion. - for general purpose switching applications. - high conductance. mechanical data - case: sot -23 - t erminals: solder plated, solderable per mil-std-750, method 2026. - w eight: 0.008 gram. circuit diagram high speed rohs device maximum rating (at t a=25c unless otherwise noted) o c ma v v -65 ~ +150 500 200 t j r ja v rm v r i o junction temperature power dissipation thermal resistance-junction to ambient air dc blocking voltage non-repetitive peak reverse voltage parameter symbol cdst -20-g unit t stg a verage rectified output current storage temperature range p d 250 150 mw sot -23 dimensions in inches and (millimeters) 0.066 (1.70) 1 2 3 0.1 19 (3.00) 0.1 10 (2.80) 0.103 (2.60) 0.086 (2.20) 0.020 (0.50) 0.012 (0.30) 0.056 (1.40) 0.047 (1.20) 0.041 (1.05) 0.035 (0.90) 0.083 (2.10) 0.007 (0.20) min 0.006 (0.15) max 0.006 (0.15) 0.003 (0.08) + - cdst -19-g 100 100 150 150 o c o c/w electrical characteristics (at t a =25c unless otherwise noted) v ua v 50 1 1.25 0.1 t rr v br i r v f junction capacitance reverse recovery time reverse leakage current reverse breakdown voltage parameter symbol min max unit forward voltage c j 5 pf t est conditions 100 150 ns cdst -19-g cdst -20-g cdst -19-g cdst -20-g i r =100ua v r =100v v r =150v i f =100ma i f =200ma v r =0v , f=1mh z i f =i r =30ma, irr=0.1 x i r page 1 qw -b0021 rev :b comchip t echnology co., l td. 1 2 3 smd switching diodes company reserves the right to improve product design , functions and reliability without notice.
characteristic curves (cdst -19-g/20-g) fig.1 - forward characteristics 0.01 0.1 1 10 100 1000 0 1 2 i f , f o r w a r d c u r r e n t ( m a ) v f , forward v oltage (v) o t j =25 c fig.2 - leakage current vs junction t emperature 0.01 0.1 1 10 100 0 i r , l e a k a g e c u r r e n t ( u a ) t j , junction t emperature (c) 100 200 smd switching diodes page 2 qw -b0021 rev :b comchip t echnology co., l td. company reserves the right to improve product design , functions and reliability without notice.
qw -b0021 page 3 s m d s w i t c h i n g d i o d e s rev :b comchip t echnology co., l td. reel t aping specification xxx b c d d d 2 d 1 s o t - 2 3 s y m b o l a ( m m ) ( i n c h ) 2 . 1 4 2 0 . 0 3 9 4 . 0 0 0 . 1 0 1 . 5 0 + 0 . 1 0 5 4 . 4 0 1 . 0 0 1 3 . 0 0 1 . 0 0 4 . 0 0 0 . 1 0 2 . 0 0 0 . 1 0 1 7 8 2 . 0 0 0 . 0 5 9 0 . 0 0 4 + 7 . 0 0 8 0 . 0 7 9 0 . 5 1 2 0 . 0 3 9 s y m b o l ( m m ) ( i n c h ) 0 . 0 . 0 0 4 1 5 7 0 . 1 5 7 0 . 0 0 4 0 . 0 7 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 s o t - 2 3 3 . 1 5 0 . 1 0 0 . 1 2 4 0 . 0 0 4 2 . 7 7 0 . 1 0 0 . 1 0 9 0 . 0 0 4 1 . 2 2 0 . 1 0 0 . 0 4 8 0 . 0 0 4 1 2 . 3 0 1 . 0 0 . 4 8 4 0 . 0 3 9 8 . 0 0 0 . 3 0 / + C 0 . 1 0 0 . 3 1 5 0 . 0 1 2 / + C 0 . 0 0 4 d f e b p 1 p 0 o 1 2 0 d 1 d 2 d w 1 company reserves the right to improve product design , functions and reliability without notice.
qw -b0021 page 4 s m d s w i t c h i n g d i o d e s rev :b part number cdst -19-g marking code jp marking code xx 3 1 2 suggested p ad layout cdst -20-g jr xx = product type marking code comchip t echnology co., l td. standard packaging c a s e t y p e s o t - 2 3 3 , 0 0 0 r e e l ( p c s ) reel size (inch) 7 r e e l p a c k company reserves the right to improve product design , functions and reliability without notice. a c b d e size (inch) 0.031 (mm) 0.80 1.90 2.02 0.075 0.080 sot -23 2.82 0.1 1 1 a b c d 0.80 0.031 e
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