UG2A

UG2A THRU UG2D SUPER FAST RECTIFIERS Reverse Voltage – 50 to 200 Volts Forward Current – 2.0 Amperes Features • • • • Super fast switching for high efficiency Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 250℃/10 seconds, 0.375”(9.5mm) lead length, 5 lbs (2.3kg) tension Mechanical Data • Case: Molded plastic, JEDEC DO-15 • Lead: Plated axial leads, solderable per MIL-STD-750, method 2026 guaranteed • Polarity: color band denotes cathode end • Mounting position: Any • Weight: 0.014 ounce, 0.4 gram Maximum Ratings and Electrical Characteristics Rating at 25oC ambient temperature unless otherwise specified. Single-phase, half wave, 60Hz, resistive or inductive load, for current capacitive load current derate by 20%. Symbols Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified O current .375”(9.5mm) lead length at TA = 55 C Peak forward surge current , 8.3ms single half sine-wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage @ 2.0A Maximum DC reverse current at rated DC blocking voltage @ TA = 25 C O @ TA = 100 C O UG2A 50 35 50 UG2B 100 70 100 2.0 UG2C 150 105 150 UG2D 200 140 200 Units V V V A VRRM VRMS VDC I(AV) IFSM VF IR IR Trr CJ RθJA TJ TS 80.0 0.95 5.0 50.0 35 15.0 15.0 -65 to +150 -65 to +150 O A V uA uA nS pF C/W O O Maximum reverse recovery time (Note 1) Typical junction capacitance (Note 2) Typical thermal resistance (Note3) Operating temperature range Storage temperature range C C Note: 1. Reverse recovery test conditions: IF = 0.5A, IR = 1.0A, Irr = 0.25A. 2. Measured at 1 MHz and applied reverse voltage of 4.0 Volts D.C. 3. Thermal Resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 22/07/2004 UG2A THRU UG2D FIG.1-FORWARD CURRENT DERATING CURVE 2.0 AVERAGE FORWARD RECTIFIED CURRENT.AMPERES 1.6 1.2 0.8 0.4 0 Single Phase Half Wave 60Hz Resistive or inductive Load FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 80 PEAK FORWARD SURGE CURRENT,AMPERES 64 48 32 16 0 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 0 25 50 75 100 125 150 175 1 10 NUMBER OF CYCLES AT 60Hz 100 AMBIENT TEMPERATURE, °C FIG.4-TYPICAL REVERSE CHARACTERISTICS 1.000 FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS TJ=25°C PULSE WIDTH=300 us 1%DUTY CYCLE 20 INSTANTANEOUS FORWARD CURRENT,AMPERES 10 100 1 INSTANTANEOUS REVERSE CURRENT,MICROAMPERES 10 TJ=100°C 0.1 1 0.1 TJ=25°C 0.01 0 0.4 0.8 1.2 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 0.01 0 20 40 60 80 100 PERCENT OF PEAK REVERSE VOLTAGE,% FIG.5-TYPICAL JUNCTION CAPACITANCE 200 100 JUNCTION CAPACITANCE,PF TJ=25°C FIG.6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 TRANSIENT THERMAL IMPEDANCE, °C/W 10 10 1 1 0.1 1.0 10 100 REVERSE VOLTAGE,VOLTS 0.1 0.01 0.1 1 t,PULSE DURATION,sec. 10 100 SEMTECH ELECTRONICS LTD. ® (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 22/07/2004