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| 1N4933G - 1N4937G PRV : 50 - 600 Volts Io : 1.0 Amperes FEATURES : * * * * * * * Glass passivated chip High current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency Pb / RoHS Free GLASS PASSIVATED JUNCTION FAST RECOVERY RECTIFIERS DO - 41 0.107 (2.7) 0.080 (2.0) 1.00 (25.4) MIN. 0.205 (5.2) 0.166 (4.2) MECHANICAL DATA : * 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 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%. 0.034 (0.86) 0.028 (0.71) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATING Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage 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 Maximum DC Reverse Current at Rated DC Blocking Voltage Ta = 25 C Ta = 100 C SYMBOL 1N4933G 1N4934G 1N4935G 1N4936G 1N4937G VRRM VRMS VDC IF(AV) 50 35 50 100 70 100 200 140 200 1.0 400 280 400 600 420 600 UNIT V V V A IFSM VF IR IR(H) Trr 30 1.2 5.0 100 150 15 - 65 to + 150 - 65 to + 150 A V A A ns pf C C Maximum Reverse Recovery Time ( Note 1 ) Typical Junction Capacitance ( Note 2 ) Junction Temperature Range Storage Temperature Range CJ TJ TSTG 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 RATING AND CHARACTERISTIC CURVES ( 1N4933G - 1N4937G ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 10 + 0.5 D.U.T. 50 Vdc (approx.) 1 PULSE GENERATOR ( NOTE 2 ) OSCILLOSCOPE ( NOTE 1 ) 0 - 0.25 Trr + - 1.0 A SET TIME BASE FOR 50-100 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. 1 cm FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT 1.0 30 FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 8.3 ms SINGLE HALF SINE WAVE AVERAGE FORWARD OUTPUT CURRENT, AMPERES 0.8 PEAK FORWARD SURGE CURRENT, AMPERES 24 Ta = 50 C 0.6 18 0.4 12 0.2 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 175 6 0 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( C) NUMBER OF CYCLES AT 60Hz FIG.4 - TYPICAL FORWARD CHARACTERISTICS FORWARD CURRENT, AMPERES 20 10 Pulse Width = 300 s 2% Duty Cycle TJ = 25 C 1.0 FIG.5 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MICROAMPERES 10 TJ = 100 C 1.0 0.1 0.1 TJ = 25 C 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0.01 0 20 40 60 80 100 120 140 FORWARD VOLTAGE, VOLTS PERCENT OF RATED REVERSE VOLTAGE, (%) Page 2 of 2 Rev. 02 : March 24, 2005 |
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