20NFA40

FRD FEATURES Type: 20NFA40 OUTLINE DRAWING * Ultra – Fast Recovery * Low Forward Voltage Drop * Low Power Loss, High Efficiency * High Surge Capability * 400 Volts and 600 Volts Types Available Maximum Ratings Rating Repetitive Peak Reverse Voltage Average Rectified Output Current RMS Forward Current Surge Forward Current Operating JunctionTemperature Range Storage Temperature Range Symbol VRRM IO IF(RMS) IFSM Tjw Tstg 50 2.0 1.15 Apporox Net Weight:1.19g 20NFA40 400 Tl: Lead Temperature Unit V 50HzHalf Sine Wave Resistive Load A A A °C °C Tl=114°C Ta=25°C ∗1 3.14 50Hz Half Sine Wave,1cycle, Non-repetitive - 40 to + 150 - 40 to + 150 Electrical/Thermal • Characteristics Characteristics Peak Reverse Current Peak Forward Voltage Reverse Recovery Time Symbol Conditions Tj= 25°C, VRM= VRRM Tj= 25°C, IFM= 2A Ta= 25°C, IFM=2A –di/dt=50A/µs Junction to Lead Junction to Ambient Min. Typ. Max. 10 1.28 35 15 90 Unit µA V ns °C/W IRM VFM trr Rth(j-l) Thermal Resistance Rth(j-a) ∗1: Without Fin or P.C. Board 20NFA_ OUTLINE DRAWING (Dimensions in mm) FORWARD CURRENT VS. VOLTAGE 20NFA40 20 INSTANTANEOUS FORWARD CURRENT (A) 10 5 2 Tj=25°C Tj=150°C 1 0.5 0.2 0 0.4 0.8 1.2 1.6 2.0 INSTANTANEOUS FORWARD VOLTAGE (V) 0° θ 180° CONDUCTION ANGLE AVERAGE FORWARD POWER DISSIPATION 20NFA40 D.C. 3.5 AVERAGE FORWARD POWER DISSIPATION (W) 3.0 RECT 180° 2.5 HALF SINE WAVE RECT 120° 2.0 RECT 60° 1.5 1.0 0.5 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 AVERAGE FORWARD CURRENT (A) 0° θ 180° CONDUCTION ANGLE AVERAGE FORWARD CURRENT VS. AMBIENT TEMPERATURE Without Fin or P.C.Board 20NFA40 2.0 D.C. AVERAGE FORWARD CURRENT (A) 1.6 RECT 180° RECT 120° RECT 60° HALF SINE WAVE 1.2 0.8 0.4 0 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (°C) 0° θ 180° CONDUCTION ANGLE AVERAGE FORWARD CURRENT VS. LEAD TEMPERATURE 20NFA40 D.C. 3.5 AVERAGE FORWARD CURRENT (A) 3.0 2.5 RECT 180° HALF SINE WAVE RECT 120° 2.0 1.5 RECT 60° 1.0 0.5 0 0 25 50 75 100 125 150 LEAD TEMPERATURE (°C) SURGE CURRENT RATINGS f=50Hz,Half Sine Wave,Non-Repetitive,No Load 60 20NFA40 SURGE FORWARD CURRENT (A) 50 40 30 20 10 0.02s I FSM 0 0.02 0.05 0.1 0.2 0.5 1 2 TIME (s)