note: 1.reverse recovery condition i f =0.5a,i r =1.0a,irr=0.25a 2.measured at 1mhz and applied reverse voltage of 4.0v d.c. maximum ratings and electrical characteristics volts volts volts symbols units amps amps volts v rrm v rms v dc i (av) i fsm v f 4.0 125 0.95 operating junction and storage temperature range maximum repetitive peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at t l =75 c peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 4.0a maximum dc reverse current t a =25 c at rated dc blocking voltage t a =100 c i r 10.0 300.0 r q ja c j t j , t stg 47.0 58.0 -65 to +150 pf c a m typical thermal resistance c/w typical junction capacitance (note 2) maximum reverse recovery time (note 1) t rr 17-25 ns ratings at 25 c ambient temperature unless otherwise specified. single phase half-wave 60hz,resistive or inductive load,for capacitive load current derate by 20%. 400 280 400 600 420 600 200 140 200 1.7 1.3 ? HFA04SD20S thru hfa04sd60s pb free plating product HFA04SD20S thru hfa04sd60s 4.0 ampere surface mount type ultra fast recovery rectifier diodes pb ? 2006 thinki semiconductor co., ltd. http://www.thinkisemi.com/ page 1/2 rev.07c features ? ? ? ? ? ? ? ? ? ? ? unit : inch (mm) to-252/d-pak ultrafast recovery time soft recovery characteristics low recovery loss low forward voltage high surge current capability low leakage current applications freewheeling, snubber, clamp inversion welder pfc/amplifier plating power supply ultrasonic cleaner and welder converter & chopper ups/led smps/hid ? ? .225 ( 5.7 ) .209 ( 5.3 ) .106 ( 2.7 ) .090 ( 2.3 ) .09 ( 2.3 ) .09 ( 2.3 ) .032 ( 0.8 ) .012 ( 0.3 ) .02 ( .5 ) .071 ( 1.8 ) .051 ( 1.3 ) .040 ( 1.0 ) min. 3 2 1 4 .264 ( 6.7 ) .248 ( 6.3 ) .216 ( 5.5 ) .200 ( 5.1 ) .063 ( 1.6 ) .047 ( 1.2 ) .098 ( 2.5 ) .082 ( 2.1 ) .024 ( 0.6 ) .016 ( 0.4 ) left pin right pin note: pins left & right must be electrically connected at the printed circuit board. bottom side heat sink 4 HFA04SD20S hfa04sd40s hfa04sd60s
ratings and characteristic curves HFA04SD20S thru hfa04sd60s 4.0 0 25 50 75 100 125 150 175 150 120 90 60 30 0 0.1 1.0 10 100 0.01 0.1 1 10 100 100 10 1 0.1 reverse voltage,volts t,pulse duration,sec. fig. 5-typical junction capacitance fig. 6-typical transient thermal impedance fig. 3-typica l instantaneous forward characteristics number of cycles at 60 hz fig. 2-maximum non-repetitive peak forward surge current fig. 1- forward current derating curve , t n e r r u c d e i f i t c e r d r a w r o f e g a r e v a s e r e p m a d r a w r o f s u o e n a t n a t s n i s e r e p m a , t n e r r u c f p , e c n a t i c a p a c n o i t c n u j , t n e r r u c e g r u s d r a w r o f k a e p s e r e p m a instantaneous forward voltage, volts single phase half wave 60hz resistive or inductive load 1 10 100 t j =25 c 1 10 100 200 0 20 40 60 80 100 1,000 100 10 1 0.1 0.01 tj=100 c tj=25 c percentage of peak reverse voltage,% fig. 4-typical reverse characteristics , t n e r r u c e s r e v e r s u o e n a t n a t s n i s e r e p m a o r c i m , e c n a d e p m i l a m r e h t t n e i s n a r t w / c ambient temperature, c 8.3ms single half sine-wave (jedec method) g 04 350 0 - . /012 b`rHFA04SD20S ? 2006 thinki semiconductor co., ltd. http://www.thinkisemi.com/ page 2/2 rev.07c hfa04sd40s hfa04sd60s ? HFA04SD20S thru hfa04sd60s
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