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     www.rohm.com ? 2011 ROHM Co., Ltd. All rights reserved. Data Sheet RB550VA-30 REVERSE POWER DISSIPATION:P R (W) REVERSE VOLTAGE:VR(V) VR-PR CHARACTERISTICS AMBIENT TEMPERATURE:Ta(℃) Derating Curve?(Io-Ta) AVERAGE RECTIFIED FORWARD CURRENT:Io(A) AVERAGE RECTIFIED FORWARD CURRENT:Io(A) CASE TEMPARATURE:Tc(℃) Derating Curve?(Io-Tc) 0 0.2 0.4 0.6 0.8 1 0 1020300 25 50 75 100 125 150 0 0.5 1 1.5 0 0.5 1 1.5 0 25 50 75 100 125 150 DC D=1/2 Sin(θ＝180) Sin(θ＝180) DC D=1/2 T Tj=150℃VR=15V D=t/T t VR Io 0A 0V VR=15V T Tj=150℃ D=t/T t VR Io 0A 0V Sin(θ＝180) DC D=1/2 3/3 2011.05 - Rev.D |