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VI1-5/20

PULSE RECTIFIER TUBE

The VI1-5/20 rectifier tube is designed for use in pulsed-operation circuits

GENERAL
Cathode: indirectly heated, oxide-coated.
Envelope: glass.
Height: at most 110 mm.
Diameter: at most 47.5 mm.
Mass: at most 80 g

vi1-5[20(1)00091.jpg

OPERATING ENVIRONMENTAL CONDITIONS
Vibration loads:
frequencies, Hz 10-600
acceleration, m/s² 60
Multiple impacts with acceleration, m/s² 343
Ambient temperature, °C -60 to +70
Relative humidity at up to + 40 °C, % 98

BASIC DATA
Electrical Parameters
Heater voltage, V 6.3
Heater current, A 2.6-3.2
Peak anode current, A, at least 3
Anode current, mA, at least 150
Warm up time, s, at most 55
Cathode-anode capacitance, pF, at most 5
Electrical parameters over 500 h of service:
peak anode current, A, at least 2.5
anode current, mA, at least 120

Limit Operating Values
Heater voltage, V 5.7-6.9
Anode reverse voltage, kV 20
Anode dissipation, W 33
Anode current (peak value), A 5
Anode current (average value), mA Electric charge of pulse, A-µs 50
22
Duration of anode reverse voltage, µs 4
1/duty factor 500
Bulb temperature, °C 300

vi1-5[20(2)00011.jpg
Averagde Anode Characteristic Curve:
Uf = 6.3V