EFS1A THRU EFS1J Surface Mount Efficient Fast Recovery Rectifier YENYO 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 Glass passivated chip Mechanical Data Case: Molded plastic SMA/DO-214AC Epoxy: UL 94V-0 rate flame retardant Terminals: Solderable per MIL-STD-750 method 2026 Polarity:Color band denotes cathode Mounting position: Any Weight: 0.064 gram SMA/DO-214AC .055(1.40) .062(1.60) .098(2.50) .114(2.90) .157(4.00) .181(4.60) .006(.152) .012(.305) .078(2.00) .096(2.44) .002(.051) .008(.203) .030(0.76) .060(1.52) .188(4.80) .208(5.28) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. PARAMTER SYMBOL EFS1A EFS1B EFS1D EFS1G EFS1J 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 TA=55 C IF(AV) 1.0 A IFSM 30 A Peak Forward Surge Current, 8.3ms single Half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 1.0 A 0.875 VF o Maximum DC Reverse Current @TJ=25 C o At Rated DC Blocking Voltage @TJ=125 C IR Maximum Reverse Recovery Time (Note 1) Trr Typical junction Capacitance (Note 2) CJ Typical Thermal Resistance (Note 3) Operating Junction and Storage Temperature Range 1.1 1.25 V 5.0 uA 100 uA 25 35 nS 50 pF 15 R JA 75 TJ, TSTG -55 to +150 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 ambient. 1/2 R1, MAY-12 RATINGS AND CHARACTERISTIC CURVES EFS1A THRU EFS1J 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 0 Pulse Width 8.3ms Single Half-Sire-Wave (JEDEC Method) 25 20 15 10 5 0 0 50 100 150 1 100 NUMBER OF CYCLES AT 60Hz o AMBIENT TEMPERATURE, C FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS 10 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 1000 EFS1A-EFS1D 1.0 EFS1G EFS1J 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 1.4 100 o TJ=125 C 10 1 o TJ=25 C 0.1 0 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE,% FIG.5 - TYPICAL JUNCTION CAPACITANCE 100 JUNCTION CAPACITANCE, pF IINSTANTANEOUS FORWARD CURRENT, AMPERES 10 o TJ = 25 C f = 1.0 MHZ Vsig = 50mVp-p 10 1 0.1 1.0 4.0 10 100 REVERSE VOLTAGE, VOLTS YENYO TECHNOLOGY CO., LTD. 2/2 R1, MAY-12