1N4933G - 1N4937G 1.0 AMP.Glass Passivated Fast Recovery Rectifiers DO-41 Features Glass passivated chip junction. High efficiency, Low VF High current capability High reliability High surge current capability Low power loss Mechanical Data Cases: Molded plastic DO-41 Epoxy: UL 94V-0 rate flame retardant Lead: Pure tin plated, Lead free., solderable per MIL-STD-202, Method 208 guaranteed Polarity: Color band denotes cathode end High temperature soldering guaranteed: o 260 C/10 seconds/.375”,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Weight: 0.34gram Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25 oC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Type Number Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current o .375 (9.5mm) Lead Length @T A = 75 C Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 1.0A o Maximum DC Reverse Current @ T A=25 C o at Rated DC Blocking Voltage @ T A=125 C Maximum Reverse Recovery Time ( Note 1 ) Typical Junction Capacitance ( Note 2 ) Typical Thermal Resistance (Note 3) Operating Temperature Range Symbol 1N 4933G 1N 4934G 1N 4935G 1N 4936G 1N 4937G Units V RRM V RMS V DC 50 35 50 100 70 100 200 140 200 400 280 400 600 420 600 V V V I(AV) 1.0 A IFSM 30 A VF 1.2 V 5.0 100 200 10 65 -65 to +150 -65 to +150 uA uA nS pF o C/W o C o C IR Trr Cj R θJA TJ Storage Temperature Range TSTG 1. Reverse Recovery Test Conditions: IF=1.0A, VR=30V, di/dt=50A/uS, Irr=10% Notes: IRM for Measurement of trr. 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. 3. Mount on Cu-Pad Size 5mm x 5mm on P.C.B. Version: A06 PEAK FORWARD SURGE CURRENT AMPERES 1 FIG.2- TYPICAL REVERSE CHARACTERISTICS FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 200 0.8 INSTANTANEOUS REVERSE CURRENT. ( A) AVERAGE FORWARD RECTIFIED CURRENT AMPERES RATINGS AND CHARACTERISTIC CURVES (1N4933G THRU 1N4937G) 0.6 0.4 0.2 0 0 30 25 50 75 100 125 o AMBIENT TEMPERATURE. ( C) 150 175 FIG.3- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT TJ=100 0C TJ=75 0C 20 TJ=25 0C 2 0.2 0 TJ=75 C 8.3ms Single Half Sine Wave JEDEC Method 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 20 10 0 1 2 4 6 8 10 20 40 FIG.5- TYPICAL FORWARD CHARACTERISTICS 60 80 100 20 NUMBER OF CYCLES AT 60Hz 10 INSTANTANEOUS FORWARD CURRENT. (A) FIG.4- TYPICAL JUNCTION CAPACITANCE 20 o JUNCTION CAPACITANCE.(pF) Tj=25 C 10 f=1 MHz Vsig=50mVp-p 3 1 0.3 0.1 Tj=25oC Pulse Width=300 s 1% Duty Cycle 0.03 1 1 10 0.01 0.6 100 REVERSE VOLTAGE. (V) 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE. (V) FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 30 OHM/30 W NI IF 0.1 mF 60 HZ 117 V 1 10K OHM/ZW NI VR 2 3.8 uH IR D.U.T. 1.4 CEM OUTPUT. 4 0.1mF 1 OHM 10 W NI SCOPE Version: A06