herf801 thru herf806 8.0 amp high efficiency rectifiers maximum ratings and electrical chara cteristics rating 25 c ambient temperature uniess otherwies 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 at tc=75 c fea tures mechanical da t a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 8.0a maximum dc reverse current t c=25 c at rated dc blocking voltage t c=100 c maximum reverse recovery time (note 1) typical junction capacitance (note 2) 8.0 1.0 1.3 150 10.0 200 60 100 65 -55 +150 notes: 1. reverse recovery time test condition: if=0.5a, ir=1.0a, irr=0.25a 2. measured at 1mhz and applied reverse voltage of 4.0v d.c. * low forward voltage drop * high current capability * high reliability * high surge current capability v herf801 HERF802 herf803 herf804 herf805 herf806 units 50 100 200 300 400 600 50 100 200 300 400 600 35 70 140 210 280 420 v v 1.85 * high speed switching * case: molded plastic * epoxy: ul 94v-0 rate flame retardant * lead: lead solderable per mil-std-202, method 208 guranteed * polarity: as marked * mounting position: any vol t age range 50 to 600 volts current 8.0 ampere operating and storage t emperature range t j , t stg a a v ns pf c dimensions in inches and (millimeters) + + pin 1 pin 2 case ito-220a(fully insulated) .412 .248 .122 (3.1) .189 (4.8) .158 .610 .550 .100 (2.54) .060 .035 .108 (10.5) (6.3) (4.0) (15.5) (14.0) (1.5) (0.9) (2.75) max. max. max. min. max. max. 3.4 max. hole thru f max. max. .114(2.9) .098(2.5) a a 152
.2 .4 .6 .8 1.0 1.2 1.4 .01 .1 1.0 10.0 100 rating and characteristic curves (herf801 thru herf806) fig.1-typical forward characteristics fig.2-typical forward current dera ting curve a v e r a g e f o r w a r d c u r r e n t , ( a ) fig.4-maximum non-repetitive forward surge current p e a k f o r w a r d s u r g e c u r r e n t , ( a ) 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 ) forward volt age,(v) h e r f 8 0 4 -8 0 5 h e r f 8 0 1 -8 0 3 h e r f8 06 pulse width 300us 1% duty cycle 12 10 8 6 4 2 0 20 40 60 80 100 120 140 160 180 200 single phase half wave 60hz resistive or inductive load 30 0 60 90 120 150 (+) (+) 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 d.u.t. case temperature ( c) fig.3- test circuit diagram and reverse recovery time characteristics 10 noninductive 50 noninductive w w tj=25 c number of cycles at 60hz 1 10 5 50 100 tj=25 c 8.3ms single half sine wave jedec method 1.6 fig.5-typical junction capacit ance reverse voltage,(v) j u n c t i o n c a p a c i t a n c e , ( p f ) 175 150 125 100 75 50 25 0 .01 .05 .1 .5 1 5 10 50 100 153
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