UG1B

UG1A THRU UG1D ULTRAFAST EFFICIENT PLASTIC RECTIFIER Reverse Voltage - 50 to 200 Volts DO-204AL Forward Current - 1.0 Ampere FEATURES ♦ 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 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. 0.205 (5.2) 0.160 (4.1) MECHANICAL DATA 1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA. Dimensions in inches and (millimeters) Case: JEDEC DO-204AL, molded plastic body 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 MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS UG1A UG1B UG1C UG1D UNITS Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 0.375" (9.5mm) lead length at TL=75°C Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) at TL=75°C Maximum instantaneous forward voltage at 1.0A Maximum DC reverse current at rated DC blocking voltage Maximum reverse recovery time (NOTE 1) Maximum reverse recovery time (NOTE 2) VRRM VRMS VDC I(AV) IFSM VF IR trr TJ=25°C TJ=100°C TJ=25°C TJ=100°C trr Qrr CJ RΘJA RΘJL TJ, TSTG 50 35 50 100 70 100 1.0 40.0 0.95 150 105 150 200 140 200 Volts Volts Volts Amp Amps Volts µA ns ns nC pF °C/W °C TA= 25°C TA=100°C 5.0 200.0 15.0 25.0 35.0 8.0 12.0 7.0 60.0 20.0 -55 to +150 Maximum recovered stored charge (NOTE 2) Typical junction capacitance (NOTE 3) Typical thermal resistance (NOTE 4) Operating 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: IF=1.0A 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 and from junction to lead at 0.375" (9.5mm) lead length 4/98 RATINGS AND CHARACTERISTIC CURVES UG1A THRU UG1D FIG. 1 - FORWARD CURRENT DERATING CURVES FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1.5 AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 1.25 1.0 0.75 0.5 TA, AMBIENT TEMPERATURE ON 0.25 P.C.B. MOUNTED 0.5 x 0.5” (12 x 12mm) COPPER PAD AREAS PEAK FORWARD SURGE CURRENT, AMPERES RESISTIVE OR INDUCTIVE LOAD 0.375” (9.5mm) LEAD LENGTH TL, LEAD TEMPERATURE 100 TL=75°C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 10 0 0 25 50 75 100 125 150 175 1 1 10 NUMBER OF CYCLES AT 60 Hz 100 TEMPERATURE, °C FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 100 100 INSTANTANEOUS FORWARD CURRENT, AMPERES TJ=100°C TJ=25°C 10 PULSE WIDTH=300µs 1% DUTY CYCLE INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 10 TJ=100°C 1 1 0.1 0.1 TJ=25°C 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 0.01 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG. 5 - REVERSE SWITCHING CHARACTERISTICS FIG. 6 - TYPICAL JUNCTION CAPACITANCE 60 STORED CHARGE/REVERSE RECOVERY TIME, nC/ns IF=1.0A VR=30V 100 trr Qrr 40 30 20 10 0 di/dt=20A/µs di/dt=50A/µs di/dt=100A/µs di/dt=150A/µs di/dt=150A/µs di/dt=100A/µs di/dt=50A/µs di/dt=20A/µs JUNCTION CAPACITANCE, pF 50 TJ=25°C f=1.0 MHZ Vsig=50mVp-p 10 0 25 50 75 100 125 150 175 JUNCTION TEMPERATURE, °C 1 0.1 REVERSE VOLTAGE, VOLTS 1 10 100