any changing of specification will not be informed individual sef201a thru SEF206A voltage 50v ~ 800v 2.0amp 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 2.0a 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) sef201a sef202a sef203a sef204a sef205a SEF206A units 50 100 200 400 600 800 v 50 100 200 400 600 800 v 35 70 140 280 420 560 2.0 50 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: 0.063 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 0 1 - j u n - 2 0 0 6 r e v . b p a g e 1 o f 2 a b d g e h f c dimensions in millimeters dimensions in inches a 1.25 1.65 0.049 0.065 b 3.99 4.60 0.157 0.181 c 2.50 2.90 0.098 0.114 d 1.98 2.44 0.078 0.096 e 0.051 0.203 0.002 0.008 f 4.78 5.28 0.188 0.208 g 0.76 1.52 0.030 0.060 h 0.152 0.305 0.006 0.012 s m a rohs compliant product a suffix of "-c" specifies halogen-free
any changing of specification will not be informed individual sef201a thru SEF206A voltage 50v ~ 800v 2.0amp high efficiency recovery rectifiers 0.1 1.0 .01 10 50 rating and characteristic curves (sef201a thru SEF206A) 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 0.4 0.8 1.2 1.6 2.0 2.4 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) 10 0 20 30 40 50 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 SEF206A sef201a~sef203a sef204a se f205a 01 -jun-200 6 rev. b page 2 of 2
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