any changing of specification will not be informed individual s e f30 1 b thru s e f30 6 b voltage 50v ~ 8 00v 3.0amp high efficiency recovery rectifiers maximum ratings and electrical characteristics rating 25 c ambient temperature unless otherwise specified. single phase half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. type number maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current .375"(9.5mm) lead length at ta=55 c peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 3.0a maximum dc reverse current ta=25 c at rated dc blocking voltage ta=100 c maximum reverse recovery time (note 1) typical junction capacitance (note 2) SEF301B sef302b sef303b sef304b sef305b sef306b units 50 100 200 400 600 800 v 50 100 200 400 600 800 v 35 70 140 280 420 560 3.0 80 5.0 100 15 -65 +175 v a a v m a m a ns pf notes: 1. reverse recovery time test condition: i f =0.5a, i r =1.0a, i rr =0.25a 2. measured at 1mhz and applied reverse voltage of 4.0v d.c. 0.98 1.3 1.5 1.7 50 75 mechanical da t a * case: molded plastic * epoxy: ul 94v-0 rate flame retardant * metallurgically bonded construction * polarity: color band denotes cathode end * mounting position: any * weight: 1.10 grams fea tures * ideal for surface mount applications * easy pick and place * built-in strain relief * fast switching speed operating and storage temperature range t j , t stg c http://www.secosgmbh.com ele k troni sche bauelemente 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 ) d o - 2 1 4 a a ( s m b ) . 2 2 0 ( 5 . 5 9 ) . 2 0 0 ( 5 . 0 8 ) . 1 8 5 ( 4 . 7 0 ) . 1 6 0 ( 4 . 0 6 ) . 0 1 2 ( 0 . 3 1 ) . 0 0 6 ( 0 . 1 5 ) . 0 8 3 ( 2 . 1 1 ) . 0 7 5 ( 1 . 9 1 ) . 0 9 6 ( 2 . 4 4 ) . 0 8 3 ( 2 . 1 3 ) . 0 5 0 ( 1 . 2 7 ) . 0 3 0 ( 0 . 7 6 ) . 1 5 5 ( 3 . 9 4 ) . 1 3 0 ( 3 . 3 0 ) . 0 0 8 ( . 2 0 3 ) m a x . 0 5 - j u l - 2 0 0 7 r e v . a p a g e 1 o f 2 rohs compliant product a suffix of "-c" specifies halogen-free
any changing of specification will not be informed individual s e f301b thru s e f30 6 b voltage 50v ~ 8 00v 3.0amp high efficiency recovery rectifiers 0.1 1.0 .01 10 50 r a t i n g a n d c h a r a c t e r i s t i c c u r v e s ( s e f 3 0 1 b t h r u s e f 3 0 6 b ) f i g . 1 - t y p i c a l f o r w a r d c h a r a c t e r i s t i c s f i g . 2 - t y p i c a l f o r w a r d c u r r e n t d e r a t i n g c u r v e a v e r a g e f o r w a r d c u r r e n t , ( a ) f i g . 5 - t y p i c a l j u n c t i o n c a p a c i t a n c e r e v e r s e v o l t a g e , ( v ) j u n c t i o n c a p a c i t a n c e , ( p 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 , ( a ) f o r w a r d v o l t a g e , ( v ) pulse width 300us 1% duty cycle 0.6 1.2 1.8 2.4 3.0 3.6 35 30 25 20 15 10 5 0 (+) (+) 25vdc (approx.) ( ) ( ) pulse generator (note 2) oscilliscope (note 1) 1 non- inductive w notes: 1. rise time= 7ns max., input impedance= 1 megohm.22pf. 2. rise time= 10ns max., source impedance= 50 ohms. +0.5a 0 -0.25a -1.0a | | | | | | | | 1cm set time base for 50 / 10ns / cm trr .01 .05 .1 .5 1 5 10 50 100 d.u.t. .6 .9 1.1 1.4 1.7 2.0 2.3 2.6 3.0 ambient temperature ( c) fig.3- test circuit diagram and reverse recovery time characteristics 10 noninductive 50 noninductive w w tj=25 c fig.4-maximum non-repetitive forward surge current peak forwaard surge current,(a) 16 0 32 48 64 80 number of cycles at 60hz 1 10 5 50 100 tj=25 c 8.3ms single half sine wave jedec method single phase half wave 60hz resistive or inductive load 0 20 40 60 80 100 120 140 160 180 200 0 http://www.secosgmbh.com ele k troni sche bauelemente sef306b SEF301B~sef303b sef3 04 b sef305b 0 5 -jul-2007 rev. a page 2 of 2
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