1A1 thru 1A7 REVERSE VOLTAGE - 50 to 1000 Volts FORWARD CURRENT - 1.0 Ampere PLASTIC SILICON RECTIFIERS R-1 FEATURES ● Low cost ● Diffused junction ● Low forward voltage drop ● Low reverse leakage current 1.0(25.4) MIN. ● High current capability .026(0.65) .022(0.55) ● The plastic material carries UL recognition 94V-0 .132(3.35) .116(2.95) .104(2.65) .089(2.25) MECHANICAL DATA 1.0(25.4) MIN. ● Case: JEDEC R-1 molded plastic ● Polarity: Color band denotes cathode ● Weight: 0.15 grams ● Mounting position : Any Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20%. CHARACTERISTICS SYMBOL 1A1 1A2 1A3 1A4 1A5 1A6 1A7 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V VDC 50 100 200 400 600 800 1000 V Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TA=75 ℃ I(AV) 1.0 A IFSM 30 A VF 1.0 V Peak Forward Surge Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load(JEDEC Method) Maximum Forward Voltage at 1.0A DC Maximum DC Reverse Current @TJ=25℃ at Rated DC Blocking Voltage @TJ=100℃ Typical Junction Capacitance (Note1) Typical Thermal Resistance (Note2) Operating Temperature Range Storage Temperature Range 5.0 IR 50 μA CJ 10 pF RθJA 26 ℃/W TJ -55 to +125 ℃ TSTG -55 to +150 ℃ NOTES:1.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC. 2.Thermal resistance junction to ambient. ~8~ RATING AND CHARACTERISTIC CURVES 1A1 thru 1A7 FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT FIG. 1 - FORWARD CURRENT DERATING CURVE 50 PEAK FORWARD SURGE CURRENT AMPERES AVERAGE FORWARD CURRENT AMPERES 1.0 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 0.8 0.6 0.4 0.2 0 25 50 75 100 125 150 40 PULSE WIDTH 8.3ms SINGLE HALF-SINE-WAVE (JEDEC METHOD) 30 20 10 0 1 175 2 AMBIENT TEMPERATURE. ℃ 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz FIG.4 – TYPICAL FORWARD CHARACTERISTICS FIG. 3 – TYPICAL JUNCTION CAPACITANCE 10 100 INSTANTANEOUS FORWARD CURRENT(A) 60 CAPACITANCE,(pF) 40 20 10 TJ = 25°C f = 1MHz 4 2 1.0 TJ = 25° C 0.1 PULSE WIDTH 300us 0.01 1 1 4 10 40 100 00 REVERSE VOLTAGE ,VOLTS ~9~ 1.2 1.4 0.4 0.6 0.8 1.0 1.6 1.8 4 INSTANTANEOUS FORWARD VOLTAGE， VOLTS 0.2