any changing of specification will not be informed individual SEF301C thru sef306c voltage 50v ~ 800v 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) SEF301C sef302c sef303c sef304c sef305c sef306c 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 .320(8.13) .305(7.75) .280(7.11) .260(6.60) .012(0.31) .006(0.15) .124(3.15) .108(2.75) .103(2.62) .079(2.00) .050(1.27) .030(0.76) .245(6.22) .220(5.59) .008 (.203) max. dimensions in inches and (millimeters) do-214ab(smc) 0 1 - j u n - 2 0 0 2 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 SEF301C thru sef306c voltage 50v ~ 800v 3.0amp high efficiency recovery rectifiers 0.1 1.0 .01 10 50 rating and characteristic curves (SEF301C thru sef306c) fig.1-typical forward characteristics fig.2-typical forward current derating curve average forward current,(a) fig.5-typical junction capacitance reverse voltage,(v) junction capacitance,(pf) instantaneous forward current,(a) forward voltage,(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 sef306c SEF301C~sef303c sef3 04c sef305c 01-jun-2002 rev. a page 2 of 2
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