s m d s c h o t t k y b a r r i e r d i o d e s reverse v oltage: 20 to 40 v olts forward current: 0.5 amp rohs device page 1 rev :b features -low turn on voltage. -fast switching. -pn junction guard ring for transient and esd protection. mechanical data -case: sod-123, molded plastic. -t erminals: solderable per mil-std-750, method 2026. -polarity: color band denotes cathode end. -w eight: 0.0097 gram(approx.). cdbw0520l-g thru. cdbw0540-g maximum ratings and electrical characteristics (at t a=25 c, unless otherwise noted) qw -bb001 2 no tes : 1. th erm al r esi sta nce fro m jun ctio n t o a mb ien t a nd jun ctio n t o le ad, m oun ted on p .c. b. wit h 0 .2 0.2 inc h c opp er pad ar ea. comchip t echnology co., l td. max. repetitive peak reverse voltage max. dc blocking 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. forward voltage max. reverse current max. thermal resistance (note 1) max. operating junction temperature storage temperature cdbw0520l-g units symbol parameter v rrm v dc v rms i fsm i o v f i r r ja r jl t j t stg 20 20 14 0.3@i f =0.1a 0.385@i f =0.5a 0.075@v r =10v 0.25@v r =20v v v v a a v ma c/w c c cdbw0540-g 30 30 21 5.5 0.5 0.375@i f =0.1a 0.430@i f =0.5a 0.02@v r =15v 0.13@v r =30v 206 150 125 -55 to +125 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 ) sod-123 0.028(0.70) 0.019(0.50) 0.1 10(2.80) 0.098(2.50) 0.071(1.80) 0.055(1.40) 0.154(3.90) 0.141(3.60) 0.053(1.35) 0.037(0.95) 0.008(0.20) max. 0.016(0.40) min. 0.005(0.12) max. CDBW0530-G 40 40 28 0.51@i f =0.5a 0.62@if=1.0a 0.01@v r =20v 0.02@v r =40v marking cdbw0520l-g: sd CDBW0530-G: se cdbw0540-g: sf
qw -bb001 ra ting and characteristic cur ves (cdbw0520l-g thru cdbw0540-g) forward voltage (v) 0.6 0.4 0 fig.1 forward characteristics 0.01 0.1 1 10 o w r d c r r n ( a ) f r a u e t lead t emperature (c) 0 fig.2 current derating curve 0 v r a g e r e c i f i d c u r r n ( a ) a e t e e t 0.2 0.6 1.0 1.2 50 reverse v oltage (v) 0 fig.3 t otal capacitance vs. reverse voltage 0.1 t o t a c p c t a c ( f l a a i n e p ) 1000 5 10 15 25 comchip t echnology co., l td. page 2 rev :b 25 100 150 125 1 10 100 1.0 0.2 0.8 s m d s c h o t t k y b a r r i e r d i o d e s cdbw0520l-g CDBW0530-G cdbw0540-g 75 0.4 0.8 mounted on glass epoxy pcb 20 f=1.0mhz
qw -bb001 comchip t echnology co., l td. page 3 rev :b s m d s c h o t t k y b a r r i e r d i o d e s b c d d d 2 d 1 s o d - 1 2 3 s y m b o l ( m m ) ( i n c h ) 1 . 9 6 8 m i n . 4 . 0 0 0 . 1 0 1 . 5 5 0 . 1 0 5 0 . 0 m i n . 1 3 . 0 0 . 2 0 4 . 0 0 0 . 1 0 2 . 0 0 0 . 0 5 8 . 0 0 0 . 3 0 1 4 . 4 m a x . 1 7 8 1 . 0 0 0 . 0 6 1 0 . 0 4 7 . 0 0 0 . 0 3 9 0 . 5 1 2 0 . 0 7 9 s y m b o l ( m m ) ( i n c h ) 0 . 3 1 5 0 . 0 1 1 0 . 1 5 7 0 . 0 0 4 0 . 1 5 7 0 . 0 0 4 0 . 0 7 9 0 . 0 0 2 0 . 5 6 7 m a x 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 . 9 0 0 . 1 0 0 . 0 7 5 0 . 0 4 4 . 0 0 0 . 1 0 0 . 1 5 7 0 . 0 4 1 . 5 0 0 . 1 0 0 . 0 5 9 0 . 0 4 polarity o 1 2 0 d 1 d 2 d w 1 t railer device leader 10 pitches (min) 10 pitches (min) ....... ....... ....... ....... ....... ....... ....... ....... end start direction of feed reel t aping specification t c i n d e x h o l e d e f b w p p 0 p 1 a a
qw -bb001 comchip t echnology co., l td. page 4 rev :b s m d s c h o t t k y b a r r i e r d i o d e s size (inch) 0.132 (mm) 3.35 0.80 1.00 0.032 0.039 5.02 0.198 e 1.67 0.066 b c d a sd part number marking code cdbw0520l-g CDBW0530-G cdbw0540-g se sf sod-123 a b c e d suggested p ad layout marking code xx xx = product type marking code standard packaging c a s e t y p e 3 , 0 0 0 r e e l ( p c s ) reel size (inch) 7 r e e l p a c k s o d - 1 2 3
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