1A1 THRU 1A7 1.0AMP . SILICON RECTIFIERS R-1 FEATURE .High current capability, .Low forward voltage drop .Low power loss, high efficiency .High surge capability .High temperature soldering guaranteed 260°C /1 0sec/0.375" lead length at 5 lbs tension Φ0.6mm leads .025(0.65) DIA. .021(0.55) .787(20.0) MIN. + .138(3.5) .114(2.9) MECHANICAL DATA - .102(2.6) DIA. .087(2.2) .787(20.0) MIN. .Terminal: Plated axial leads solderable per MIL-STD 202E, method 208C .Case: Molded with UL-94 Class V-0 recognized Flame Retardant Epoxy .Polarity: color band denotes cathode .Mounting position: any Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (single-phase, half-wave, 60HZ, resistive or inductive load rating at 25°C, unless otherwise stated) SYM BOL Type Number Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC blocking Voltage Maximum Average Forward Rectified Current.375"(9.5mm) lead length @Ta =50°C 1A1 1A2 1A3 1A4 1A5 1A6 1A7 units 50 100 200 400 600 800 1000 V 35 70 140 280 420 560 700 V 50 100 200 400 600 800 1000 V VRRM VRMS VDC IF(AV) 1.0 A IFSM 30.0 A VF VF 1.0 V 1.3 V Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Forward Voltage at 1.0A DC Maximum Forward Voltage at 3.0A DC Maximum DC Reverse Current Ta =25°C at rated DC blocking voltage Ta =100°C Typical Junction Capacitance (Note 1) Typical Thermal Resistance (Note 2) Storage Temperature Operation JunctionTemperature IR CJ R(JA) TSTG TJ 5.0 50.0 µA 15 pF 50 °C/W -55 to +150 °C -55 to +125 °C Note: 1. Measured at 1.0 MHz and applied reverse voltage of 4.0Vdc 2. Thermal Resistance from Junction to Ambient at 0.375"（9.5mm） lead length, vertical P.C. Board Mounted RATING AND CHARACTERISTIC CURVES (1A1 THRU 1A7) FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE FIG.2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANEOUS FORWARD CURRENT,(A) AVERGE FORWARD RECTIFIED CURRENT,(A) 10.0 1.0 0.5 Single Phase Half Wave 60Hz Resistive or inductive Load 0 0 50 100 150 1.0 TJ=25℃ Pulse Width=300μ s 1% Duty Cycle .1 .01 200 .8 .5 1.4 1.1 1.7 INSTANEOUS FORWARD VOLTAGE,(V) AMBIENT TEMPERTURE,( ℃ ) FIG.4-TYPICAL REVERSE CHARACTERISTICS FIG.3-MAXIMUN NON-REPETITIVE FORWARD SURGE CURRENT 40 8.3ms Single Half Sine-Wave (JEDEC Method) 30 INSTANEOUS REVERSE CURRENT,(μA) PEAK FORWARD SURGE CURRENT,(A) 100 20 10 10 1 TJ=25℃ 0 0 10 NUMBER OF CYCLES AT 60Hz 100 .1 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)