TH09/2479 TH97/2478 IATF 0113686 SGS TH07/1033 www.eicsemi.com 1N4933G - 1N4937G GLASS PASSIVATED JUNCTION FAST RECOVERY RECTIFIERS PRV : 50 - 600 Volts Io : 1.0 Amperes DO - 41 FEATURES : * * * * * * * Glass passivated chip High current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency Pb / RoHS Free 1.00 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) 0.205 (5.2) 0.166 (4.2) MECHANICAL DATA : 0.034 (0.86) 0.028 (0.71) * Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.34 gram 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL 1N4933G 1N4934G 1N4935G 1N4936G 1N4937G UNIT Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 V Maximum RMS Voltage VRMS 35 70 140 280 420 V Maximum DC Blocking Voltage VDC 50 100 200 400 600 V Maximum Average Forward Current 0.375"(9.5mm) Lead Length Ta = 50 C Peak Forward Surge Current, 8.3ms Single half sine wave superimposed on rated load (JEDEC Method) Maximum Peak Forward Voltage at IF = 1.0 A IF(AV) 1.0 A IFSM 30 A VF 1.2 V Maximum DC Reverse Current Ta = 25 C IR 5.0 A at Rated DC Blocking Voltage Ta = 100 C IR(H) 100 A Maximum Reverse Recovery Time ( Note 1 ) Trr 150 ns Typical Junction Capacitance ( Note 2 ) CJ 15 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 Page 1 of 2 Rev. 02 : March 24, 2005 TH09/2479 TH97/2478 www.eicsemi.com IATF 0113686 SGS TH07/1033 RATING AND CHARACTERISTIC CURVES ( 1N4933G - 1N4937G ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Trr 10 + 0.5 D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx.) 1 - 0.25 OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 50-100 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 1 cm 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 30 8.3 ms SINGLE HALF SINE WAVE PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 1.0 0.8 0.6 0.4 0.2 24 Ta = 50 C 18 12 6 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 0 175 1 AMBIENT TEMPERATURE, ( C) 20 10 Pulse Width = 300 s 2% Duty Cycle TJ = 25 C 1.0 0.1 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FORWARD VOLTAGE, VOLTS Page 2 of 2 4 6 10 20 40 60 100 1.8 2.0 FIG.5 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES FIG.4 - TYPICAL FORWARD CHARACTERISTICS 0.01 0 2 NUMBER OF CYCLES AT 60Hz 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, (%) Rev. 02 : March 24, 2005