cdsw4148-g features -fast switching speed -electrically identical to standard jedec -high conductance -surface mount package ideally suited for automatic insertion -flat package sod-123 in stead mini-melf package mechanical data -case: sod-123, molded plastic -t erminals: solderable per mil-std-202, method 208 -w eight: 0.0097 gram(approx.). page 1 qw -b0017 smd switching diode high speed rohs device maximum rating (at t a=25c unless otherwise noted) rev :d electrical characteristics (at t a=25c unless otherwise noted) c c c/w mw ma ma v v v +150 +150 315 400 150 53 75 100 -65 t stg t j p d io v r(r ms ) v rrm v r wm v r v rm i fm t p = 1us t p = 1s storage temperature junction temperature power dissipation peak forward surge current a verage rectified output current peak repetitive peak reverse voltage w orking peak reverse voltage dc blocking voltage non-repetitive peak reverse voltage forward continuous current parameter conditions symbol min ma x unit ns p f na a v 4 2 25 1 0.715 0.855 1.0 1.25 c j i r v f t rr capacitance between terminals reverse current forward voltage reverse recovery time parameter conditions symbol min t yp ma x unit f = 1 mh z and v r =0v dc v r = 20 v v r = 75 v i f = 1 ma dc i f = 10ma dc i f = 50ma dc i f =150ma dc i f = i r = 10 ma, r l =100 ohms, irr = 0.1 x i r r ja rms reverse voltage thermal resistance (junction to ambient) i fsm 300 2 1 a 0.152 (3.85) 0.140 (3.55) 0.067 (1.70) 0.059 (1.50) 0.1 10 (2.80) 0.102 (2.60) 0.045 (1.15) 0.041 (1.05) 0.026 (0.65) 0.018 (0.45) 0.020 (0.50)ref 0.006 (0.15) 0.004 (0.10)max sod-123 dimensions in inches and (millimeters) comchip t echnology co., l td. 0.003 (0.08) -65
t ypical characteristics (cdsw4148-g) page 2 smd switching diode qw -b0017 fig.1 - forward characteristics fig.2 - leakage current v .s. junction t emperature rev :d 0.01 0.1 1 10 100 1000 0 1 2 v f , instantaneous forward v oltage, (v) i 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 ( m a ) 1 10 100 1,000 10,000 0 100 200 tj, junction t emperature, (c) i r , l e a k a g e c u r r e n t ( n a ) v r =20v comchip t echnology co., l td.
page 3 smd switching diode qw -b0017 rev :d comchip t echnology co., l td. polarity b c d d d 2 d 1 s o d - 1 2 3 s y m b o l a ( m m ) ( i n c h ) 2 . 1 4 2 0 . 0 1 6 4 . 0 0 0 . 1 0 1 . 5 5 + 0 . 1 0 5 4 . 4 0 0 . 4 0 1 3 . 0 0 . 2 0 4 . 0 0 0 . 1 0 2 . 0 0 0 . 1 0 1 7 8 1 . 0 0 0 . 0 6 1 0 . 0 0 4 + 7 . 0 0 8 0 . 0 3 9 0 . 5 1 2 0 . 0 0 8 s y m b o l ( m m ) ( i n c h ) 0 . 1 5 8 0 . 0 0 4 0 . 1 5 8 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 . 0 5 0 . 1 3 8 0 . 0 0 2 s o d - 1 2 3 1 . 8 5 0 . 1 0 0 . 0 7 3 0 . 0 0 4 3 . 9 4 0 . 1 0 0 . 1 5 5 0 . 0 0 4 1 . 5 7 0 . 1 0 0 . 0 6 2 0 . 0 0 4 9 . 5 0 1 . 0 0 0 . 3 7 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 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
page 4 smd switching diode qw -b0017 rev :d comchip t echnology co., l td. size (inch) 0.132 (mm) 3.35 0.80 1.00 0.032 0.039 4.15 0.163 e 2.55 0.100 b c d a sod-123 a b c e d suggested p ad layout t4 part number marking code cdsw4148-g marking code xx xx = product type marking code standard packaging c a s e t y p e s o d - 1 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
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