Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Specialized - Thyratron ·Thyratron

4G48P

High-power hydrogen thyratron with adjustable hydrogen reservoir, designed for high-speed pulse switching where large peak currents and repeatable triggering are required.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 29 A

Description

High-power hydrogen thyratron with adjustable hydrogen reservoir.

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
29 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

Thyratron

X-ray radiationInterelectrode capacitances
Max plate voltage
25000 V

High-power hydrogen thyratron with adjustable hydrogen reservoir.

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

1982 Toshiba

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Peak Anode Current

    1000 A

  • Average Anode Current

    1 A

  • Minimum DC Supply Voltage

    5000 V

  • Maximum Rate of Rise of Anode Current

    5000 A/us

  • Pulse Repetition Rate

    1500 pps

  • Pulse Duration

    6 us