Alternatives & variations Download PDF datasheet

VI1520

Indirectly heated high-voltage pulse rectifier, designated VI1-5/20, for specialized pulse-power circuits. Rated for approximately 20 kV reverse voltage and 50 mA nominal rectified output from a 6.3 V heater.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / -

Description

The VI1-5/20 is an indirectly heated high-voltage pulse rectifier tube with a 20 kV reverse-voltage rating.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 6.3 V
Nominal heater current: -
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances

Max plate dissipation: 33 W
Rectifier peak inverse voltage: 20000 V
Rectifier nominal output current: 50 mA
Rectifier peak forward current: 5 A

English text used as primary source; Russian text used only to repair/check ambiguous OCR.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1968 Electronintorg

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristic

Heater/Filament Voltage
6.3 V

Other

Peak Reverse Voltage
20000 V
Peak Anode Current
5 A
Average/Rectified Anode Current
50 mA
Anode Dissipation
33 W
Electrical Charge of Pulse
22 A-us
Reverse-Voltage Pulse Duration
4 us
Reverse-Voltage 1/Duty Factor
500