20A 300V 35ns Cathode common Fast Recovery Fully Molded similar to TO-220 FCU20A30 (FRD) Construction Diffusion type Silicon diode Application High frequency rectification, for Plasma Display Panel , Movable Communication Base. 1.75 MAXIMUM RATINGS Item Symbol Repetitive peak reverse voltage Average rectified forward current Operating junction temperature range Mounting torque Item Peak reverse current Peak forward voltage Reverse recovery time Thermal resistance Unit 300 V 20 A 22.2 A 120 A Tjw -40150 Tstg -40150 0.5 Nm VRRM IO IFSM Surge forward current Storage temperature range Max. Rated value 50Hz , Tc = 90 50Hz full sine wave , Resistance load IF(RMS) R.M.S. forward current Condition Ftor 50Hz 1 50Hz full sine wave 1cycle, non-repetitive Recommended value ELECTRICAL / THERMAL CHARACTERISTICS Symbol Condition IRM VRM=VRRM Tj=25 VFM IFM=10A Tj=25 rr IFM=10A Tj=25 1 per diode 1 per diode -di/dt=50A/s Min. Typ. Max. Unit - - 25 A - 1.2 1.4 V - 23 35 ns Rth(j-c) Junction to case - - 2 Rth(c-f) Case to fin - - 1.5 /W FORWARD CURRENT VS. VOLTAGE FCU20A30 (per Arm) INSTANTANEOUS FORWARD CURRENT (A) 100 50 20 Tj=25C Tj=150C 10 5 2 1 0 0.5 1.0 1.5 2.0 2.5 3.0 INSTANTANEOUS FORWARD VOLTAGE (V) 0 180 AVERAGE FORWARD POWER DISSIPATION CONDUCTION ANGLE FCU20A30 (Total) AVERAGE FORWARD POWER DISSIPATION (W) 35 RECT 180 30 SINE WAVE 25 20 15 10 5 0 0 4 8 12 16 AVERAGE FORWARD CURRENT (A) 20 24 0 180 - AVERAGE FORWARD CURRENT VS. CASE TEMPERATURE CONDUCTION ANGLE VRM=300V FCU20A30 (Total) 24 AVERAGE FORWARD CURRENT (A) RECT 180 20 SINE WAVE 16 12 8 4 0 0 25 50 75 100 125 150 CASE TEMPERATURE (C) SURGE CURRENT RATINGS f=50Hz,Sine Wave,Non-Repetitive,No Load FCU20A30 140 SURGE FORWARD CURRENT (A) 120 100 80 60 40 I FSM 20 0.02s 0 0.02 0.05 0.1 0.2 TIME (s) 0.5 1 2 RMS SURGE CURRENT RATINGS Ta=40C,Non-Repetitive,No Load FCU20A30 rms RMS SURGE FORWARD CURRENT (Arms) 500 200 100 50 0.1 0.2 0.5 1 2 PULSE WIDTH (ms) 5 10