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