UG4A THRU UG4D ULTRAFAST EFFICIENT PLASTIC RECTIFIER Reverse Voltage - 50 to 200 Volts Forward Current - 4.0 Amperes FEATURES DO-201AD ♦ Plastic package has Underwriters Laboratories Flammability Classification 94V-0 ♦ Ideally suited for use in very high frequency switching power supplies, inverters and as free wheeling diodes ♦ Ultrafast recovery time for high efficiency ♦ Soft recovery characteristics ♦ Excellent high temperature switching ♦ Glass passivated junction ♦ High temperature soldering guaranteed: 250°C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension 1.0 (25.4) MIN. 0.210 (5.3) 0.190 (4.8) DIA. 0.375 (9.5) 0.285 (7.2) MECHANICAL DATA 0.052 (1.32) 0.048 (1.22) DIA. 1.0 (25.4) MIN. Dimensions in inches and (millimeters) Case: JEDEC DO-201AD molded plastic body over passivated chip Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.045 ounce, 1.2 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS UG4A UG4B UG4C 100 Maximum repetitive peak reverse voltage VRRM 50 Maximum RMS voltage UG4D UNITS 150 200 Volts VRMS 35 70 105 140 Volts Maximum DC blocking voltage VDC 50 100 150 200 Volts Maximum average forward rectified current 0.375" (9.5mm) lead length at TL=75°C I(AV) 4.0 Amps Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) at TL=75°C IFSM 150.0 Amps Maximum instantaneous forward voltage at 4.0A VF 0.95 Volts IR 5.0 300.0 µA trr 20.0 ns TJ=25°C TJ =100°C trr 30.0 50.0 ns TJ=25°C TJ=100°C Qrr 15.0 30.0 nC CJ 20.0 pF RΘJA 25.0 °C/W TJ, TSTG -55 to +150 °C Maximum DC reverse current at rated DC blocking voltage TA=25°C TA=100°C Maximum reverse recovery time (NOTE 1) Maximum reverse recovery time (NOTE 2) Maximum recovered stored charge (NOTE 2) Typical junction capacitance (NOTE 3) Typical thermal resistance (NOTE 4) Operating junction and storage temperature range NOTES: (1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A (2) trr and QRR measured at tester: IF=4.0A, VR=30V, di/dt=50A/µs, Irr=10% IRM for measurement of trr (3) Measured at 1.0 MHZ and applied reverse voltage of 4.0 Volts (4) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length 4/98 FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG. 1 - FORWARD CURRENT DERATING CURVE 6.0 200 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES RATINGS AND CHARACTERISTIC CURVES UG4A THRU UG4D RESISTIVE OR INDUCTIVE LOAD TL, LEAD TEMPERATURE 0.375" (9.5mm) LEAD LENGTH 5.0 4.0 TA, AMBIENT TEMPERATURE P.C.B. MOUNTED 0.5 x 0.5” (12 x 12mm) COPPER PADS 3.0 2.0 1.0 0 0 25 50 75 TL=75°C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 100 10 1 1 10 100 NUMBER OF CYCLES AT 60 HZ 100 125 150 175 INSTANTANEOUS FORWARD CURRENT, AMPERES FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100 TJ=100°C TJ=25°C PULSE WIDTH=300µs 1% DUTY CYCLE 10 1 0.1 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS REVERSE LEAKAGE CURRENT, MICROAMPERES TEMPERATURE, °C FIG. 4 - TYPICAL REVERSE LEAKAGE CHARACTERISTICS 1,000 100 TJ=100°C 10 1 TJ=25°C 0.1 0.01 0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % 100 TJ=25°C f=1.0 MHz Vsig=50mVp-p 60 di/dt=150A/µs IF=4.0A VR=30V 50 di/dt=100A/µs di/dt=20A/µs 40 di/dt=50A/µs 30 di/dt=150A/µs di/dt=50A/µs 20 di/dt=20A/µs 10 0 JUNCTION CAPACITANCE, pF RECOVERED STORED CHARGE/REVERSE RECOVERY TIME, nC/ns FIG. 6 - TYPICAL JUNCTION CAPACITANCE FIG. 5 - REVERSE SWITCHING CHARACTERISTICS 10 trr Qrr 0 25 50 75 100 125 150 175 JUNCTION TEMPERATURE, °C 1 0.1 1 10 REVERSE VOLTAGE, VOLTS 100