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  3 www.fairchildsemi.com FFB20UP20S — Ultrafast Diode Typical Performance Characteristics Figure 3. Typical Forward Voltage Drop Figure 4. Typical Reverse Current Figure 5. Typical Junction Capacitance Figure 6. Ty pical Reverse Recovery Time Figure 7. Typical Reverse Recovery Current Figure 8. Forward Current Deration Cur ve 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.1 1 10 100 TC = 75 oC TC = 125 oC FORWARD CURRENT, I F [A] FORWARD VOLTAGE, VF [V] TC = 25 oC 0 50 100 150 200 1E-3 0.01 0.1 1 10 TC = 125 oC TC = 100 oC TC = 75 oC REVERSE CURRENT , I R [ μ A] REVERSE VOLTAGE, VR [V] TC = 25 oC 0.1 1 10 100 0 50 100 150 200 250 300 350 400 JUNCTION CAPACITANCE , C J [pF] REVERSE VOLTAGE, VR [V] f = 1MHz 100 200 300 400 500 20 24 28 32 36 40 44 48 52 TC = 125 oC TC = 75 oC REVERSE RECOVERY TIME, T rr [n s] diF/dt [A /μs] TC = 25 oC IF = 20A 100 200 300 400 500 0 2 4 6 8 10 12 TC = 125 oC TC = 75 oC REVERSE RECOVERY CURRENT, Irr [A] diF/dt [A/μs] TC = 25 oC IF = 20A 100 110 120 130 140 150 0 5 10 15 20 25 30 AVERAGE FORWARD CURRENT, I F(AV) [A] CASE TEMPERATURE, TC [ oC] DC ?2006 Fairchild Semiconductor Cor poration FFB20UP20S Rev.C1 |