1.0 Amp MEGARECTIFIERS GF1A . . . GF1M Series Data Sheet Mechanical Dimensions Description Features n CAPABILITY OF MEETING ENVIRONMENTAL STANDARDS OF MIL-S-19500 n HIGH TEMPERATURE METALLURGICALLY BONDED CONSTRUCTION n SINTERED GLASS CAVITY-FREE JUNCTION Electrical Characteristics @ 25 oC. Maximum Ratings GF1A . . . GF1M Series GF1D GF1G Units GF1A GF1B Peak Repetitive Reverse Voltage...VRRM GF1J GF1K GF1M 50 100 200 400 RMS Reverse Voltage...VR(rms) 35 70 140 280 600 800 1000 Volts 420 560 700 DC Blocking Voltage...VDC Volts 50 100 200 400 600 800 1000 Volts Average Forward Rectified Current...I F(av) ............................................. 1.0 ............................................... Amps Non-Repetitive Peak Forward Surge Current...I FSM 8.3 mS, ½ Sine Wave Superimposed on Rated Load ............................................. 3 0 ............................................... Amps Forward Voltage @ 1.0A...VF @ Rated Forward Current TA = 25°C < ............................ 1.1 ............................ > < ..... 1.2 .... > Volts ............................................. 3 0 ............................................... µAmps ............................................. 5 ............................................... ............................................. 5 0 ............................................... µAmps µAmps Typical Junction Capacitance...CJ (Note 1) ............................................. 1 5 ............................................... pF Typical Thermal Resistance...RθJC (Note 2) ............................................. 8 0 ............................................... °C / W Operating & Storage Temperature Range...TJ, TSTRG ......................................... -65 to 175 .......................................... °C Full Load Reverse Current...IR(av) Full Cycle Average @ TA = 75°C DC Reverse Current...IR @ Rated DC Blocking Voltage Page 10-12 TA = 25°C TA = 125°C GF1A . . . GF1M Series 1.0 Amp MEGARECTIFIERS Data Sheet pF Typical Junction Capacitance Reverse Voltage (Volts) Forward Current Derating Curve Amps Amps Non-Repetitive Peak Forward Surge Current Lead Temperature (°°C) Number of Cycles @ 60 HZ Typical Instantaneous Forward Characteristics µ Amps Amps Typical Reverse Characteristics Ratings at 25 Deg. C ambient temperature unless otherwise specified. Single Phase Half Wave, 60 HZ Resistive or Inductive Load. Percent of Rated Peak Voltage NOTES: 1. Measured @ 1 MHZ and applied reverse voltage of 4.0V. 2. Thermal Resistance from Junction to Ambient, 6.0mm' copper pad to each terminal. Volts For Capacitive Load, Derate Current by 20%. Page 10-13