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FG67

Mercury-vapor thyratron for inverter circuits. Grid-controlled mercury discharge provides efficient electronic switching for power conversion.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 5 V / 4.5 A

Description

The FG-67 is a mercury-vapor thyratron with an intermediate control characteristic, particularly designed for inverter circuits requiring short deionization time.

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: 4.5 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 0

Thyratron

X-ray radiationInterelectrode capacitances

Max plate voltage: 1000 V
Max cathode current: 2.5 A

Thyratron. Forward peak anode maximum and average anode current promoted.

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 General Electric Co

Published operating points and test conditions from this source.

SECTION 0

Thyratron

Other

Peak Inverse Anode Voltage
1000 V
Instantaneous Anode Current
15 A
25CyclesAndAbove
Surge Anode Current
200 A
DesignOnly

Characteristic

Peak Voltage Drop
16 V
Typical
Deionization Time
1000 us
Approximate