1N4933 THRU 1N4937 R FAST RECOVERY RECTIFIER Reverse Voltage: 50 to 600 Volts Forward Current:1.0Ampere S E M I C O N D U C T O R FEATURES DO-41 Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Construction utilizes void-free molded plastic technique High temperature soldering guaranteed:260°C/10 seconds at terminals Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC JF 1.0(25.4) MIN 0.107(2.7) 0.080(2.0) DIA. MECHANICAL DATA 0.205(5.20) 0.161(4.10) Case: JEDEC DO-41 molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750,method 2026 Polarity: Color band denotes cathode end 1.0(25.4) MIN Mounting Position: Any 0.034(0.85) 0.026(0.65) DIA. Weight: 0.012ounce, 0.34 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Dimensions in inches and (millimeters) (Rating at 25 C ambient temperature unless otherwise specified.Single phase ,half wave ,60HZ,resistive or inductive load. For capacitive load,derate current by 20%.) Symbols 1N4933 1N4934 1N4935 50 100 200 1N4936 400 1N4937 600 35 70 140 280 420 50 100 200 400 600 Units Volts Volts Volts Maximum DC Blocking Voltage VRRM VRMS VDC Maximum Average Forward Rectified Current 0.375"(9.5mm)lead length at TA=50°C I(AV) 1.0 Amps Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) at TA=75°C IFSM 30.0 Amps VF 1.2 Volts IR 5.0 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum Instantaneous Forward Voltage at 1.0 A Maximum DC Reverse Current at rated DC blocking voltage TA=25°C TA=100°C Maximum reverse recovery time(Note1) Typical junction capacitance(Note2) Operating junction and storage temperature range A 100 trr CJ TJ TSTG 200 ns 15.0 pF -65 to+150 C Note: 1.Test conditions: IF=1.0A,VR=30V , di/dt=50A/ s, and Irr=10%IRM 2.Measured at 1MHZ and applied reverse voltage of 4.0 Volts D.C. JINAN JINGHENG ELECTRONICS CO., LTD. 7-2 HTTP://WWW.JINGHENGGROUP.COM RATINGS AND CHARACTERISTIC CURVES 1N4933 THRU 1N4937 FIG.2-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 1.0 50 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) TA=75°C 0.8 PEAK FORWARD SURGE CURRENT(AMPERES) AVERAGE FORWARD CURRENT (A) FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 0.6 0.4 SINGLE PHASE HALF WAVE 60HZ RESISTIVE OR INDUCTIVE LOAD 0.2 0 0 25 50 75 100 125 150 175 40 30 20 10 0 AMBIENT TEMPERATURE (°C) 1 2 4 6 8 10 20 40 60 100 NUMBER OF CYCLES AT 60Hz FIG.4-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT( AMPERES) JUNCTION CAPACITANCE(pF) FIG.3-TYPICAL JUNCTION CAPACITANCE 200 100 60 40 20 10 TJ=25 C 6 4 2 1 0.1 0.2 0.4 1 2 4 10 20 40 100 REVERSE VOLTAGE. (V) 20 10 3 1 0.3 0.1 TJ=25 C Pulse Width=300µs 0.03 1% Duty Cycle 0.01 0.6 FIG.5-TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC NONINDUCTIVE 0.8 1.0 1.2 1.4 INSTANTANEOUS FORWARD VOLTAGE (VOLTS) NONINDUCTIVE trr +0.5A D.U.T. (＋) PULSE GENERATOR (NOTE2) 50Vdc 0 (ADJUSTABLE) (－) -0.25A 1 NONINDUCTIVE OSCILLOSCOPE (NOTE1) NOTES:1.Rise Time=7ns max. input lmpedance=1 megohm 22pF 2.Rise Time=10ns max. source lmpedance= 50 ohms JINAN JINGHENG ELECTRONICS CO., LTD. -1.0A 1cm SET TIME BASE FOR 50/100 ns/cm 7-3 HTTP://WWW.JINGHENGGROUP.COM