creat by art - negligible leakage sustain the high operation temperature - high surge current capability - halogen-free according to iec 61249-2-21 definition molding compound, ul flammability classification rating 94v-0 packing code with suffix "g" means green compound (halogen-free) terminal: pure tin plated leads, solderable per jesd22-b102 meet jesd 201 class 1a whisker test v rrm v v rms v v dc v i f(av) a t rr ns r ja c/w t j c t stg c note 1: pulse test with pw=300 s, 1% duty cycle document number: ds_d1412014 version: a14 HER408 taiwan semiconductor 4a, 1000v hi g h efficient rectifier features - compliant to rohs directive 2011/65/eu and in accordance to weee 2002/96/ec unit a maximum repetitive peak reverse voltage mechanical data case: do-201ad weight: 1.1 g (approximately) maximum ratings and electrical characteristics (t a =25c unless otherwise noted) parameter symbol do-201ad operating junction temperature range - 55 to +150 maximum instantaneous forward voltage (note 1) @ 4 a v f v maximum rms voltage maximum dc blocking voltage maximum average forward rectified current 4 peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load HER408 1000 700 1000 1.7 maximum reverse recovery time (note 2) 75 i fsm 200 note 2: reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a storage temperature range - 55 to +150 a 250 maximum reverse current @ rated vr t j =25 c t j =125 c i r 10 typical thermal resistance 30
creat by art (t a =25c unless otherwise noted) document number: ds_d1412014 version: a14 order information (example) HER408 taiwan semiconductor ratings and characteristics curves 0 1 2 3 4 5 0 25 50 75 100 125 150 average forward current (a) lead temperature ( o c) fig.1- maximum forward current derating curve resistive or inductive load 0 50 100 150 200 250 1 10 100 peak forward surge current(a) number of cycles at 60 hz fig. 3- maximum non-repetitive forward surge current 8.3ms single half sine wave 0.01 0.1 1 10 100 1000 0 20406080100 instantaneous reverse current ( a) percent of rated peak reverse voltage (%) fig. 2- typical reverse characteristics t j =25 c t j =125 c 0.1 1 10 100 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 instantaneous forward current (a) forward voltage (v) fig. 4- typical forward characteristics t j =25 c t j =125 c HER408 a0g green compound ? code packing ? code part ? no.
creat by art min max min max a 5.00 5.60 0.197 0.220 b 1.20 1.30 0.048 0.052 c 25.40 - 1.000 - d 8.50 9.50 0.335 0.375 e 25.40 - 1.000 - p/n = specific device code g = green compound yww = date code f = factory code document number: ds_d1412014 version: a14 marking diagram HER408 taiwan semiconductor package outline dimensions dim. unit (mm) unit (inch) do-201ad 0 25 50 75 100 125 150 175 0.1 1 10 100 junction capacitance (pf) reverse voltage (v) fig. 5- typical junction capacitance f=1.0mhz vsig=50mvp-p
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