UG4A TAYCHIPST | Alldatasheet

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Technical content

JEDEC DO-204AD, molded plastic body UG4A THRU UG4D 50V-200V 4.0A Web Site: www.taychipst.com1 of 2

FEATURES

E-mail: sales@taychipst.com MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Mechanical Data ♦ Plastic package has Underwriters Laboratories Flammability Classification 94V-0 ♦ Ideally suited for use in very high frequency switching power supplies, inverters and as a free wheeling diode ♦ 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 Case: over passivated chip Terminals:Axial leads, solderable per MIL-STD-750, Method 2026 Polarity:Color band denotes cathode end Mounting Position:Any Weight:0.012 ounce, 0.34 gram ULTRAFAST EFFICIENT PLASTIC RECTIFIER 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 T L =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 T L =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 I R 300.0 µA Maximum reverse recovery time (NOTE 1) t rr 20.0 ns Maximum reverse recovery time T J =25°C 30.0 (NOTE 2) T J =100°C t rr 50.0 ns Maximum recovered stored charge T J =25°C 15.0 (NOTE 2) T J =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 , T STG -55 to +150 °C NOTES : (1) Reverse recovery test conditions: I F =0.5A, I R =1.0A, I rr =0.25A (2) t rr and Q RR measured at tester: I F =4.0A, V R =30V, di/dt=50A/µs, Irr=10% I RM for measurement of t rr (3) Measured at 1.0 MH Z and applied reverse voltage of 4.0 Volts (4) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length

RATINGS AND CHARACTERISTIC CURVES UG4A THRU UG4D E-mail: sales@taychipst.com Web Site: www.taychipst.com 2 of 2 ULTRAFAST EFFICIENT PLASTIC RECTIFIER 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 T L =75°C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) T J =100°C T J =25°C T J =25°C PULSE WIDTH=300 µs 1% DUTY CYCLE T J =25°C f=1.0 MHz Vsig=50mVp-p T A , AMBIENT TEMPERATURE P .C.B. MOUNTED 0.5 x 0.5” (12 x 12mm) COPPER PADS T J =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 T L , LEAD TEMPERATURE 0.375" (9.5mm) LEAD LENGTH I F =4.0A V R =30V t rr Q rr RESISTIVE OR INDUCTIVE LOAD UG4A THRU UG4D 50V-200V 4.0A