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Specialized - Thyratron ·Thyratron

5C22

Hot-cathode hydrogen thyratron for high-repetition-rate, high-voltage, high-peak-current pulse switching in pulse-modulator service.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
SJ4
Base pins
4
Nominal heater
6.3 V / 10.6 A

Description

Hot-cathode grid-controlled hydrogen thyratron designed for pulsing at high repetition frequencies, high peak currents and high voltages.

Socket description

Super-jumbo 4-contact bayonet

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
SJ4
Base pins
4
Nominal heater voltage
6.3 V
Nominal heater current
10.6 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
16000 V
Max cathode current
250 A

Thyratron pulse ratings promoted where semantically compatible; trigger, delay, jitter, reservoir and current-rate data retained as parameters.

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

1950 Sylvania

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Heater Voltage

    6.3 V

    Nominal

  • Heater Current

    10.6 A

    Nominal

  • PeakAnodeVoltage

    16000 V

    Pulse

  • Peak Anode Current

    325 A

    Pulse

  • Average Anode Current

    200 mA

    Pulse

  • Peak Inverse Anode Voltage

    16000 V

    Pulse

Data set 02

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Characteristic

  • Heater voltage nominal

    6.3 V

Other

  • Minimum heating time

    3 min

  • Maximum peak forward anode voltage

    16000 V

  • Maximum peak inverse anode voltage

    16000 V

  • Maximum peak anode current

    250 A

  • Maximum average anode current

    200 mA

  • Maximum RMS anode current

    6 A

  • Maximum anode current rate of rise

    1500 A/us

  • Maximum peak inverse trigger voltage

    200 V

  • Maximum anode delay time

    0.65 us

  • Maximum anode delay-time drift

    0.1 us

  • Initial maximum time jitter

    0.005 us

Data set 03

1963 Philips Electron Tubes Handbook V3

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Device family

    Hydrogen thyratron

    Section1

  • Source reference

    See chapter Tubes for Microwave Equipment in this volume

    SourceCrossReference

Data set 04

1982 Toshiba

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Peak Anode Current

    325 A

  • Average Anode Current

    200 mA

  • Minimum DC Supply Voltage

    4500 V

  • Maximum Rate of Rise of Anode Current

    1500 A/us

  • Pulse Repetition Rate

    1000 pps

  • Pulse Duration

    6 us

  • DC Anode Supply Voltage

    16000 V

    PulseModulator

  • Pulse Repetition Rate

    1000 pps

    PulseModulator

  • Pulse Width

    1 us

    PulseModulator

  • Peak Power Output

    1280 kW

    PulseModulator

  • DC Anode Current

    175 mA

    PulseModulator

Data set 05

1999 Philips 0-D

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Peak anode current

    325 A

    Maximum

  • Average anode current

    200 mA

    Maximum

  • Current rise rate

    1500 A/us

    Maximum

  • Pulse duration

    6 us

    Maximum