UG4A GE | Alldatasheet
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Technical content
ULTRAFAST EFFICIENT PLASTIC RECTIFIER Reverse Voltage -50 to 200 VoltsForward Current -4.0 Amperes
FEATURES
♦ 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 MECHANICAL DATA 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 UG4D UNITS Maximum repetitive peak reverse voltage V RRM 50 100 150 200 Volts Maximum RMS voltage V RMS 35 70 105 140 Volts Maximum DC blocking voltage V DC 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 I FSM 150.0 Amps on rated load (JEDEC Method) at TL=75°C Maximum instantaneous forward voltage at 4.0A V F 0.95 Volts Maximum DC reverse current T A=25°C 5.0 at rated DC blocking voltage T A=100°C IR 300.0 µA Maximum reverse recovery time(NOTE 1) trr 20.0 ns Maximum reverse recovery time T J=25°C 30.0 (NOTE 2) TJ =100°C trr 50.0 ns Maximum recovered stored charge T J=25°C 15.0 (NOTE 2) TJ=100°C Q rr 30.0 nC Typical junction capacitance(NOTE 3) C J 20.0 pF Typical thermal resistance(NOTE 4) R Θ JA 25.0 °C/W Operating junction and storage temperature range T J, TSTG -55 to +150 °C NOTES : (1) Reverse recovery test conditions: IF=0.5A, IR =1.0A, Irr=0.25A (2) trrand 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 0.210 (5.3) 0.190 (4.8) DIA. 0.052 (1.32) 0.048 (1.22) DIA. 1.0 (25.4) MIN. 0.375 (9.5) 0.285 (7.2) 1.0 (25.4) MIN. DO-201AD Dimensions in inches and (millimeters)
RATINGS AND CHARACTERISTIC CURVES UG4A THRU UG4D 0 25 50 75 100 125 150 175 1.0 2.0 3.0 4.0 5.0 6.0 11 0 1 0 0 100 200 0.01 0.1 100 0 25 50 75 100 125 150 175 0.1 1 10 100 100 0 20 40 60 80 100 0.01 0.1 100 1,000 FIG. 1 - FORWARD CURRENT DERATING CURVE TEMPERATURE, °C AVERAGE FORWARD RECTIFIED CURRENT, AMPERES FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT NUMBER OF CYCLES AT 60 H Z PEAK FORWARD SURGE CURRENT, AMPERES FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG. 4 - TYPICAL REVERSE LEAKAGE CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, AMPERES INSTANTANEOUS REVERSE LEAKAGE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD VOLTAGE, VOLTS PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG. 5 - REVERSE SWITCHING CHARACTERISTICS RECOVERED STORED CHARGE/REVERSE RECOVERY TIME, nC/ns JUNCTION TEMPERATURE, °C FIG. 6 - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, pF REVERSE VOLTAGE, VOLTS TL=75°C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) TJ=100°C TJ=25°C TJ=25°C PULSE WIDTH=300 µs 1% DUTY CYCLE TJ=25°C f=1.0 MHz Vsig=50mVp-p TA, AMBIENT TEMPERATURE P .C.B. MOUNTED 0.5 x 0.5” (12 x 12mm) COPPER PADS TJ=100°C di/dt=20A/µs di/dt=150A/µs di/dt=50A/µs di/dt=150A/µs di/dt=20A/µs di/dt=50A/µs di/dt=100A/µs TL, LEAD TEMPERATURE 0.375" (9.5mm) LEAD LENGTH IF=4.0A VR =30V trr Q rr RESISTIVE OR INDUCTIVE LOAD