SDS20U60S power rectifier features * high voltage and high reliability * high speed switching ( trr =70ns) * low v f in turn on (v f =1.7v at i f =20a) applications * general purpose * switching mode power supply * free wheeling diode for motor application * power switching circuit maximum ratings symbol v rrm i f(av) i fsm t j , t stg rating peak repetitive reverse voltage average rectified forward current, t c =100 c non-repetitive peak surge current (half-wave, single phase, 60hz) operating junction and storage temperature value 600 20 120 -65 ~ 150 units v a a c thermal characteristics r q jc thermal resistance- junction to case c /w to-220f 1 2 1 2 1.25 ? 1999 fairchild semiconductor corporation rev. b http://
SDS20U60S power rectifier characteristics maximum instantaneous forward voltage (1) (i f = 20a, t c = 100 c ) (i f = 20a, t c = 25 c ) maximum instantaneous reverse current (1) (rated dc voltage, t c = 100 c ) (rated dc voltage, t c = 25 c ) maximum reverse recovery time (i f = 20a, di / dt = 200a/ m s) typ - 1.7 20 2 70 6 210 max 2 2.2 100 10 90 8 360 units v m a ns a nc electrical characteristics symbol v f i r trr irr qrr (1) pulse test : pulse width = 300 m s, duty cycle 2.0%
SDS20U60S power rectifier fig.1 typical forward voltage drop vs . forward current fig.2 reverse voltage vs . reverse current fig.4 typical reverse recovery time vs . di / dt fig.3 typical capacitance 0.1 1 10 40 0.0 0.5 1.0 1.5 2.0 2.5 3.0 tc = 25? tc = 100? v f , forward voltage [v] i f , forward current [amps] 100 200 300 400 500 600 1e-3 0.01 0.1 1 10 100 1000 tc = 100? tc= 25? i r , reverse current [ua] v r , reverse voltage [volts] 0.1 1 10 100 50 100 150 200 typical capacitance at 0v = 178 pf cj , capacitance [pf] v r , reverse voltage [volts] 100 500 40 50 60 70 80 90 100 i f = 20a tc = 25? trr, reverse recovery time [ns] -di/dt [a/us]
SDS20U60S power rectifier fig.5 typical reverse recovery current vs . di / dt fig.6 typical stored charge vs . di / dt 100 500 0 2 4 6 8 10 12 14 16 i f = 20a tc = 25? irr, reverse recovery current [a] -di/dt [a/us] 100 500 100 150 200 250 300 350 400 i f = 20a tc = 25? qrr, stored recovery charge [nc] -di/dt [a/us]
SDS20U60S power rectifier package dimension unit : mm
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