DIODE Type : FSD20A90 OUTLINE DRAWING FEATURES * Fully Molded Isolation Case * Low Forward Voltage Drop * Low Reverse Leakage Current * High Surge Capability * High Voltage Maximum Ratings Rating Repetitive Peak Reverse Voltage Average Rectified Output Current Approx Net Weight:1.7g Symbol VRRM IO RMS Forward Current IF(RMS) Surge Forward Current IFSM Operating JunctionTemperature Range Storage Temperature Range Mounting torque Tjw Tstg Unit FSD20A90 20 200 0.5 900 50 Hz Half Sine Wave Tc=102°C Resistive Load 31.4 50 Hz Half Sine Wave,1cycle Non-repetitive - 40 to + 150 - 40 to + 150 Recommended value V A A A °C °C N•m Electrical • Thermal Characteristics Characteristics Symbol Conditions Min. Typ. Max. Unit Peak Reverse Current IRM Tj= 25°C, VRM= VRRM - - 50 µA Peak Forward Voltage VFM Tj= 25°C, IFM= 20A - - 1.25 V - - 1.5 1.5 °C/W Thermal Resistance Rth(j-c) Junction to Case Rth(c-f) Case to Fin FSD20A90 OUTLINE DRAWING (Dimensions in mm) FORWARD CURRENT VS. VOLTAGE FSD20A90 INSTANTANEOUS FORWARD CURRENT (A) 200 100 50 20 Tj=25°C Tj=150°C 10 5 2 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 INSTANTANEOUS FORWARD VOLTAGE (V) AVERAGE FORWARD POWER DISSIPATION AVERAGE FORWARD POWER DISSIPATION (W) FSD20A90 D.C. 40 RECT 180° HALF SINE WAVE RECT 120° 30 RECT 60° 20 10 0 0 5 10 15 20 AVERAGE FORWARD CURRENT (A) 25 30 35 AVERAGE FORWARD CURRENT VS. CASE TEMPERATURE FSD20A90 35 AVERAGE FORWARD CURRENT (A) D.C. 30 25 RECT 180° HALF SINE WAVE 20 RECT 120° 15 RECT 60° 10 5 0 0 25 50 75 100 125 150 CASE TEMPERATURE (°C) SURGE CURRENT RATINGS f=50Hz,Harf Sine Wave,Non-Repetitive,No Load FSD20A90 SURGE FORWARD CURRENT (A) 200 160 120 80 40 I FSM 0.02s 0 0.02 0.05 0.1 0.2 TIME (s) 0.5 1 2