s m a l l s i g n a l s c h o t t k y d i o d e s reverse v oltage: 30 v olts forward current: 200 ma rohs device page 1 features -design for mounting on small surface. -high speed switching application, circuit protection. -low forward voltage drop. mechanical data -case: sot -23, molded plastic. -t erminals: solderable per mil-std-750, method 2026. -approx. weight: 0.008 grams circuit diagram cdbt -54/s/c/a-hf 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 -jb004 comchip t echnology co., l td. s o t - 2 3 cdbt -54-hf 1 2 3 1 2 3 1 2 3 cdbt -54s-hf cdbt -54c-hf cdbt -54a-hf halogen free -packing 3,000 pieces per 7 reel. 3 1 2 0.122(3.10) 0.106(2.70) 0.055(1.40) 0.047(1.19) 0.083(2.10) 0.067(1.70) 0.045(1.15) 0.035(0.90) 0.020(0.51) 0.014(0.35) 0.010(0.25) 0.003(0.08) 0.1 18(3.00) 0.083(2.10) 0.005(0.13)max 0.012(0.30) 0.020(0.50) 1 2 3 rev : b maximum ratings and electrical characteristics (at t a=25c unless otherwise noted) repetitive peak reverse voltage reverse voltage forward current peak surge forward current power dissipation maximum forward voltage maximum reverse current maximum reverse recovery time maximum diode capacitance maximum junction temperature storage temperature units symbol parameter v rrm v r i f i fsm p d v f i r t rr c j t j t stg conditions v alue t<1.0 sec @i f =0.1ma @i f =1ma @i f =10ma @i f =30ma @i f =100ma @v r =25v i f =i r =10ma, r l =100 v r =1v , f=1.0mhz 30 30 200 600 225 0.24 0.32 0.40 0.50 1.00 2 5 10 125 -55 to +125 v v ma ma mw v a ns pf c c company reserves the right to improve product design , functions and reliability without notice.
qw -jb004 ra ting and characteristic cur ves (cdbt -54/s/c/a-hf) forward v oltage (v) 1.0 0.6 0.4 0.8 0 fig.1 - forward characteristics 0.1 1 10 100 1000 f o r w a r d c u r r e n t ( m a ) reverse v oltage (v) 0 fig.2 reverse characteristics - 0.001 r e v e r e c u r r n ( ) s e t a 0.01 0.1 1 100 20 comchip t echnology co., l td. page 2 rev :b 30 50 0.2 10 40 s m a l l s i g n a l s c h o t t k y d i o d e s 10 o t a =125 c o t a =0 c o t a =25 c o t a =75 c o t a =125 c o t a =-25 c o t a =0 c o t a =25 c o t a =75 c ambient temperature, ( c ) fig.4- power derating curve 0 200 400 0 100 175 100 25 50 75 150 125 300 mounted on glass epoxy pcbs p o w e r d i s s i p a t i o n , ( m w ) reverse voltage, (v) 0 fig.3- capacitance between terminals characteristics 0 2 4 8 10 15 30 6 10 5 25 20 o t j =25 c f=1mhz 12 14 c a p a c i t a n c e b e t w e e n t e r m i n a l s , ( p f ) company reserves the right to improve product design , functions and reliability without notice.
qw -jb004 comchip t echnology co., l td. page 3 rev :b s m a l l s i g n a l s c h o t t k y d i o d e s marking code 3 1 2 xxx m ? or ?? or C :t raceablity code product marking code : month code xx x month code : e v e n y e a r 1 2 3 4 5 6 e f h j k l o d d y e a r m o n t h j a n f e b w e r a p r m a y j u n ( p e r a . d . ) ( p e r a . d . ) e v e n y e a r 7 8 9 t v c n p u x y z o d d y e a r m o n t h j u l a u g s e p o c t n o v d e c ( p e r a . d . ) ( p e r a . d . ) part number cdbt - 54-hf marking code cdbt - 54a-hf cdbt - 54c- hf cdbt - 54s- hf kl1 kl2 kl3 kl4 company reserves the right to improve product design , functions and reliability without notice. jv3 m b6 m 5c m ld3 m
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