any changing of specification will not be informed individual SMF301C thru smf307c voltage 50v ~ 1000v 3.0amp surface mount fast 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) SMF301C smf3 02c smf3 03c smf3 04c smf3 05c smf3 06c smf3 07c units 50 100 200 400 600 800 1000 v 50 100 200 400 600 800 1000 v 35 70 140 280 420 560 700 3.0 80 5.0 100 44 -65 ~ +150 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. 1.3 250 500 150 mechanical data * case: molded plastic * epoxy: ul 94v-0 rate flame retardant * metallurgically bonded construction * polarity: color band denotes cathode end * mounting position: any * weight: 1.1 grams features * ideal for surface mount applications * easy pick and place * built-in strain relief * fast switching speed 3. rating applies when surface mounted on the minimum pad size recommended, pc board with 8.0 x 8.0mm copper pad. http://www.secosgmbh.com ele k troni sche bauelemente operating and storage temperature range t j , t stg c thermal resistance, juntion to lead (note 3) 15 1.5 1.7 c/w thermal resistance, juntion to ambient (note 3) 50 .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) . 0 0 8 ( . 2 0 3 ) m a x . 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 b ( s m c ) 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 suf fix of "-c" specifies halogen-free
any changing of specification will not be informed individual SMF301C thru smf307c voltage 50v ~ 1000v 3.0amp surface mount fast recovery rectifiers 0.1 .01 10 50 rating and characteristic curves (SMF301C thru smf3 07c) 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 70 60 50 40 30 20 10 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 .8 1.2 1.4 1.6 1.8 2.0 2.2 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) 20 0 40 60 80 100 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 smf305c SMF301C~smf3 04c smf306c~smf3 07c 01-jun-2002 rev. a page 2 of 2
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