maximum ratings and electrical characteristics pa ra m et er sy m bo l un it peak repetitive reverse voltage reverse voltage a verage forward current peak forward current power dissipation maximum forward voltage maximum reverse current maximum operating junction temperature storage temperature surge v oltage: 20 v olts current: 100 ma rohs device 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 ) s o t - 5 2 3 features -design for mounting on small surface. -high speed switching. -high mounting capability , strong surge withstand, high reliability . mechanical data -case: sot -523, molded plastic. -t erminals: solder plated, solderable per mil-std- 202e, method 208c. -w eight: 0.002 grams approx. circuit diagram CDSH3-221-G page 1 qw -b0010 small signal switching diodes rev :a comchip t echnology co., l td. 1 2 3 0.067(1.70) 0.059(1.50) 0.033(0.85) 0.030(0.75) 0.043(1.10) 0.035(0.90) 1 2 3 0.008(0.20) 0.004(0.10) 0.069(1.75) 0.057(1.45) 0.004(0.10)min. 0.004(0.10)max. 0.031(0.80) 0.024(0.60) 0.012(0.30) 0.006(0.15) v rrm v r i o i fsm p d v f i r t j t stg co nd iti on s v alu e t p =1.0 s @i f =10ma @v r =15v 20 20 100 300 150 1.0 0.1 150 -55 to +150 v v ma ma mw v a o c o c (at t a=25c unless otherwise noted)
page 2 qw -b0010 rev :a comchip t echnology co., l td. rating and characteristic curves (cdsh3-221 ) -g fig.2 forward characteristics - f , p e a k f o r w a r d c u r r e n t ( m a ) vf , forward v oltage (v) 0 . 2 fig.1 - forward characteristics i f , f o r w a r d c u r r e n t ( m a ) v f , forward v oltage (v) 0 0 . 4 0 . 8 2 . 0 fig.3 capacitance between - t erminals characteristics 0 . 1 c t , 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 ) v r , reverse v oltage (v) 1 1 0 0 . 1 1 . 0 0 . 0 1 1 0 1 0 0 1 0 1 0 0 1 . 4 1 0 0 0 fig.4 reverse characteristics - 0 . 0 1 i r , r e v e r s e c u r r e n t ( n a ) v r , reverse v oltage (v) 1 0 1 0 0 1 1 . 2 1 1 . 6 0 . 1 1 . 0 0 2 0 3 0 5 1 0 o 5 c 1 2 o 7 5 c o 2 5 c o - 2 5 c o 1 2 5 c o 5 7 c o 5 2 c o - 2 5 c d1 d1+d2 0 . 0 1 1 0 1 0 0 1 0 0 0 1 0 . 1 0 . 6 d2 o 1 5 c 2 o 7 5 c o 2 5 c o - 2 5 c f=1mhz o t j =25 c d1 d1+d2 d2 0 . 1 d1 d2 d1 d2 d1 d2 o 125 c o 75 c o 100 c small signal switching diodes
|
