1N4933

Plastic Fast Recovery Rectifier COMCHIP www.comchiptech.com 1N4933 THRU 1N4937 Voltage Range 50 to 600 V Current 1.0 Ampere Features Fast switching for high efficiency Low forward voltage drop High current capability Low reverse leakage current High surge current capability .034(.86) .028(.71) 1.0(25.4) MIN. DIA. DO-41 Mechanical Data Case: Molded plastic DO-41 Epoxy: UL 94V-0 rate flame retardant Terminals: Solderable per MIL-STD-202 method 208 Polarity:Color band denotes cathode Mounting position: Any Weight: 0.036gram .205(5.2) .160(4.1) .107(2.7) .080(2.0) 1.0(25.4) MIN. DIA. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS SYMBOL Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current TL=55 C Peak Forward Surge Current, 8.3ms single Half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 1.0 A Maximum DC Reverse Current @TJ=25 C At Rated DC Blocking Voltage @TJ=100 C Maximum Reverse Recovery Time (Note 1) Typical junction Capacitance (Note 2) Typical Thermal Resistance (Note 3) Operating Junction and Storage Temperature Range o o o 1N4933 50 35 50 1N4934 100 70 100 1N4935 200 140 200 1.0 1N4936 400 280 400 1N4937 600 420 600 UNIT V V V A VRRM VRMS VDC IF(AV) IFSM 30 A VF 1.2 5.0 250 130 15 75 -55 to + 125 o V uA uA nS pF CW o IR Trr CJ R JA TJ, TSTG C NOTES : (1) Reverse recovery test conditions IF = 0.5A, IR = 1.0A, Irr = 0.25A. (2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC. (3) Thermal Resistance junction to lead. MDS0405001A Page 1 Plastic Fast Recovery Rectifier COMCHIP www.comchiptech.com FIG.1 - FORWARD CURRENT DERATING CURVE 1.0 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES Pulse Width 8.3ms Single Half-Sire-Wave (JEDEC Method) 0.8 25 20 0.6 15 0.4 10 0.2 60 Hz Resistive or Inductive load 0 0 50 100 o 5 0 150 1 10 100 LEAD TEMPERATURE, C NUMBER OF CYCLES AT 60Hz FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS IINSTANTANEOUS FORWARD CURRENT, AMPERES 10 FIG.4 - TYPICAL REVERSE CHARACTERISTICS 1000 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 100 TJ=100 C o 1.0 10 0.1 1 TJ=25 C o 0.01 0.2 0.4 0.6 0.8 TJ=25 C PULSE WIDTH=300uS 1% DUTY CYCLE 1.0 1.2 1.4 1.6 o 0.1 0 20 40 60 80 100 INSTANTANEOUS FORWARD VOLTAGE, VOLTS PERCENT OF RATED PEAK REVERSE VOLTAGE,% FIG.5 - TYPICAL JUNCTION CAPACITANCE 100 JUNCTION CAPACITANCE, pF TJ = 25 C f = 1.0 MHZ Vsig = 50mVp-p o 10 1 0.1 1.0 4.0 10 100 REVERSE VOLTAGE, VOLTS M DS0405001A Page 2