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     MBR735, MBR745 http://onsemi.com 4 Figure 4. Current Derating, Case, Per Leg Figure 5. Current Derating, Ambient, Per Leg Figure 6. Forward Power Dissipation TC, CASE TEMPERATURE (°C) TA, AMBIENT TEMPERATURE (°C) IF(AV), AVERAGE FORWARD CURRENT (A) 0 2 4 6 8 155 160 165 170 175 180 SQUARE I F(AV) , AVERAGE FORWARD CURRENT (A) 0 2 4 6 8 0 25 50 75 100 125 150 175 dc dc SQUARE WAVE RJA = 16 °C/W RJA = 60 °C/W (No Heat Sink) I F(AV) , AVERAGE FORWARD CURRENT (A) 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 024681012141618202224262830 SQUARE WAVE dc TJ = 25 °C P F(AV) , AVERAGE POWER DISSIPATION (W) 0 0 1020304050 100 200 300 400 500 600 700 800 900 1000 Figure 7. Typical Capacitance VR, REVERSE VOLTAGE (V) C, CAPACITANCE (nF) TJ = 25 °C f = 1 MHz 140 145 150 10 12 14 dc 10 12 14 |