?????? yangzhou yangjie electroni c technology co., ltd. document number 0143 rev. 1.0 , 22-se p -11 www.21yangjie.com us1a thru US1M high efficient rectifier features ?? outline dimensions and mark i o 1.0a vrrm 50v-1000v ? high surge current capability ? applications rectifier ??? limiting values (absolute maximum rating) us item symb ol unit conditions 1a 1b 1d 1f 1g 1j 1k 1m ??? repetitive peak reverse voltage v rrm v 50 100 200 300 400 600 800 1000 ? average forward current i f(av) a ?? 60hz, ,ta=50 60hz half-sine wave, resistance load, ta=50 1.0 ???? surge(non-repetitive)forward current i fsm a ?? 60hz ?? ta=25 60hz half-sine wave,1 cycle, ta=25 30 junction temperature t j -55~+125 ? storage temperature t stg -55 ~ +150 ta=25 electrical characteristics (t a =25 unless otherwise specified) us item symbol unit test condition 1a 1b 1d 1f 1g 1j 1k 1m ?? peak forward voltage v fm v i fm =1.0a 1.0 1.3 1.7 i rrm1 t a =25 5 ? peak reverse current i rrm2 a v rm =v rrm t a =125 50 ?? reverse recovery time t rr ns i f =0.5a i r =1a i rr =0.25a 50 75 r j-a ?? between junction and ambient 55 ( ) thermal resistance(typical) r j-l /w ? between junction and lead 25 .181(4.60) .157(4.00) .104(2.65) .095(2.40) .089(2.25) .096(2.45) .059(1.50) .031(0.80) .004(0.10) .007(0.20) .064(1.63) .050(1.27) .205(5.20) .189(4.80) sma-w dimensions in inches and (millimeters) 0.077(1.96) 0.220 (5.58) mounting pad layout 0.065 (1.66) 0.080 (2.04)
?????? yangzhou yangjie electroni c technology co., ltd. document number 0143 rev. 1.0 , 22-se p -11 www.21yangjie.com us1a thru US1M ?? characteristics(typical) v r d r l i f 0 if i r i rr t t rr i ? 5: ????? fig.5: diagram of circuit and testing wave form of reverse recovery time if(a) ? 3: fig.3: typical forward characteristics tj=25 pulse width=300us 1% duty cycle 0.01 0.02 0.4 0.1 0.2 0.4 1.0 2.0 4.0 10 20 vf(v) 0.6 0.8 1.0 1.2 1.4 1.6 1.8 us1j-US1M us1f-us1g us1a-us1d 0 50 150 ? 1 fig.1: forward current derating curve io(a) ??? 0.375 ' ' 9.5 ?? single phase half wave 60hz resistive or inductive load 0.375''(9.5mm) lead length 100 0.2 0.4 0.6 0.8 1.0 0 ? 4: ? fig.4:typical reverse characteristics voltage(%) ir(ua) tj=25 tj=125 tj=100 0.01 0.1 0 20 40 60 80 100 1.0 10 100 1000 ifsm(a) ? number of cycles ? 2: ? fig.2 : maximum non-repetitive forward surge current 8.3 ?? 8.3ms single half sine wave jedec method 1 2 10 20 100 10 20 30 40 50
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