EFM301 WILLAS 3.0 AMP SUPER FAST RECTIFIER THRU EFM308 DO-214AB/SMC PACKAGE FEATURES .280(7.11) .257(6.52) * Ideal for surface mounted applications * Low leakage current * Metallurgically bonded construction * Pb free plating 99% Sn above .128(3.25) .245(6.22) .108(2.75) .220(5.59) .103(2.62) .078(1.98) .006(.152) .012(.305) MECHANICAL DATA * Case: DO-214AB/SMC Molded plastic * Epoxy: UL 94V-O rate flame retardant * Lead: MIL-STD-202E method 208C guaranteed * Mounting position: Any * Weight: 0.2gram .059(1.51) .028(0.75) .008(.203) .000(.000) .320(8.13) .305(7.75) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25℃ ambient temperature unless otherwise specified. Single phase half wave, 60Hz, resistive of inductive load. For capacitive load, derate current by 20% RATINGS Marking Code Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current at TA = 55℃ Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistance Typical Junction Capacitance (Note 2) Operating Temperature Range Storage Temperature Range CHARACTERISTICS Maximum Forward Voltage at 3.0A DC(Note 3) Maximum Average Reverse Current at @TA=25℃ Rated DC Blocking Voltage @TA=150℃ Maximum Reverse Recovery Time (Note 1) SYMBOL EFM301 EFM302 EFM303 EFM304 EFM305 EFM306 EFM308 3E1 3E2 3E3 3E4 3E5 3E6 3E8 50 100 150 200 300 400 600 VRRM 35 70 105 140 210 280 420 VRMS 50 100 150 200 300 400 600 VDC UNIT Volts Volts Volts IO 3.0 Amps IFSM Amps RΘJA CJ TJ TSTG 47 50 50 30 -65 to +150 -65 to +175 SYMBOL EFM301 EFM302 EFM303 EFM304 EFM305 EFM306 EFM308 0.95 1.25 1.75 VF 5.0 IR 50 Trr 35 ℃/W PF ℃ ℃ UNIT Volts μAmps nS NOTES :1. Test Conditions: IF = 0.5A, IR = -1.0A, IRR = -0.25A 2. Measured at 1 MHz and applied reverse voltage of 4.0 volts. 201. WILLAS ELECTRONIC CORP. EFM301 WILLAS 3.0 AMP SUPER FAST RECTIFIER (+) 25 Vdc (approx) (-) 10 W NONINDUCTIVE trr +0.5A 3.0 (-) D.U.T PULSE GENERATOR (NOTE 2) 1 NONINDUCTIVE 0 ( + ) -0.25A OSCILLOSCOPE (NOTE 1) NOTES: 1 Rise Time = 7ns max. Input Impedance = 1 megohm. 22pF. 2. Rise Time = 10ns max. Source Impedance = 50 ohms. EFM308 DO-214AB/SMC PACKAGE AVERAGE FORWARD CURRENT, (A) 50 W NONINDUCTIVE THRU -1.0A 2.5 2.0 1.5 Single Phase Half Wave 60Hz Resistive or Inductive Load 1.0 0.5 1cm 25 0 SET TIME BASE FOR 50/100 ns/cm 10 TA = 75 OC 1.0 TA = 25 OC 0.1 0.01 0 20 40 60 80 100 120 140 INSTANTANEOUS FORWARD CURRENT, (A) INSTANTANEOUS REVERSE CURRENT, (mA) TA = 100 OC 20 10 20 10 50 100 NUMBER OF CYCLES AT 60Hz FIG.5 MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 201.0 EFM308 EFM305~EFM306 0.3 0.1 EFM301~EFM304 0.03 0.01 Pulse Width=300uS 1% Duty Cycle 0 0.5 1.0 1.5 2.0 2.5 200 JUNCTION CAPACITANCE, (pF) PEAK FORWARD SURGE CURRENT, (A) 30 5 175 3.0 3.5 FIG.4 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 8.3ms Single Half Sine-Wave (JEDED Method) 1 150 INSTANTANEOUS FORWARD VOLTAGE, (V) 50 10 125 TJ = 25 OC 1.0 FIG.3 TYPICAL REVERSE CHARACTERISTICS 150 125 100 100 3.0 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) 200 75 FIG.2 TYPICAL FORWARD CURRENT DERATING CURVE FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 100 50 AMBIENT TEMPERATURE, (OC) TJ = 25 OC EFM301~EFM304 100 60 40 20 EFM305~EFM308 10 6 4 2 1 0.1 0.2 0.4 1.0 2 4 10 20 40 100 REVERSE VOLTAGE, (V) FIG.6 TYPICAL JUNCTION CAPACITANCE WILLAS ELECTRONIC CORP.