HER201G - HER208G GLASS PASSIVATE ULTRAGAST DIODES VOLTAGE RANGE: 50 - 1000V CURRENT: 2.0 A Features ! Glass Passivated Die Construction ! ! ! ! Low Forward Voltage Drop High Current Capability High Reliability High Surge Current Capability B A A Mechanical Data ! ! ! ! ! ! C D Case: DO-15, Molded Plastic Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.40 grams (approx.) Mounting Position: Any Marking: Type Number DO-15 Dim Min Max A 25.40 — B 5.50 7.62 C 0.686 0.889 D 2.60 3.60 All Dimensions in mm Maximum Ratings and Electrical Characteristics TA = 25C unless otherwise specified Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Symbol HER 201G HER 202G Maximum Recurrent Peak Reverse Voltage VRRM 50 Maximum RMS Voltage VRMS Maximum DC Blocking Voltage VDC Characteristic Maximum Average Forward Current 0.375"(9.5mm) Lead Length Ta = 55 °C Maximum Peak Forward Surge Current, 8.3ms Single half sine wave superimposed on rated load (JEDEC Method) Maximum Forward Voltage at IF = 2.0 A HER HER HER HER 203G 204G 205G 206G HER HER 207G 208G 100 200 300 400 600 800 1000 V 35 70 140 210 280 420 560 700 V 50 100 200 300 400 600 800 1000 V Unit IF(AV) 2.0 A IFSM 75 A VF 1.1 1.7 V Maximum DC Reverse Current Ta = 25 °C IR 10 µA at Rated DC Blocking Voltage Ta = 100 °C IR(H) 50 µA Maximum Reverse Recovery Time ( Note 1 ) Trr 50 75 ns Typical Junction Capacitance ( Note 2 ) CJ 50 pf Junction Temperature Range TJ - 65 to + 150 °C Storage Temperature Range TSTG - 65 to + 150 °C Notes : ( 1 ) Reverse Recovery Test Conditions : IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A. ( 2 ) Measured at 1.0 MHz and applied reverse voltage of 4.0 VDC 1 of 2 www.sunmate.tw RATING AND CHARACTERISTIC CURVES ( HER201G - HER208G ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω Trr 10 Ω + 0.5 D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx) 1Ω - 0.25 OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 25-35 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 1 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 2.5 2.0 1.5 1.0 0.5 8.3 ms SINGLE HALF SINE WAVE 80 Ta = 50 °C 60 40 20 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 0 175 1 AMBIENT TEMPERATURE, ( °C) 10 FORWARD CURRENT, AMPERES 4 6 10 20 40 60 100 FIG.5 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FIG.4 - TYPICAL FORWARD CHARACTERISTICS Pulse W idth = 300 µs 2% Duty Cycle TJ = 25 °C 10 2 NUMBER OF CYCLES AT 60Hz HER201G-HER205G 1.0 HER206G-HER208G 0.1 10 TJ = 100 °C 1.0 0.1 TJ = 25 °C 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE, VOLTS 2 of 2 www.sunmate.tw