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8375

Ceramic hydrogen-filled half-wave diode for high-voltage rectifier, clipper, backswing, and hold-off applications. Gas-assisted conduction provides ampere-class current for demanding pulse systems.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 5 V / 10.5 A

Description

Ceramic indirectly heated hydrogen-filled diode for high-voltage rectifier, clipper, backswing, and hold-off applications.

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: 5 V
Nominal heater current: 10.5 A
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

Rectifier peak inverse voltage: 20000 V
Rectifier nominal output current: 1 A
Rectifier peak forward current: 4 A
Rectifier forward voltage drop: 30 V

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Heater voltage
5 V
Nominal
Heater current minimum
9 A
At 5.0 V
Heater current maximum
12 A
At 5.0 V
Reservoir current minimum
2 A
At 5.0 V
Reservoir current maximum
3 A
At 5.0 V
Fault current, 0.1 s maximum duration
30 A

Characteristic

Cathode and reservoir heating time
3 min
Minimum