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Specialized - Thyratron ·Thyratron

C6J

Grid-controlled xenon thyratron documented by Amperex for controlled switching and power-conduction service, with published operating ratings and characteristics.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
4BZ
Socket code
-
Base pins
4
Nominal heater
2.5 V / 21 A

Description

C6J is listed in the supplied Amperex material as a grid-controlled xenon thyratron. Published ratings and operating characteristics were captured from the supplied table.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
4BZ
Socket code
-
Base pins
4
Nominal heater voltage
2.5 V
Nominal heater current
21 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

4BZ - 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
750 V
Max cathode current
77 A
Rectifier peak inverse voltage
1250 V
Rectifier nominal output current
6.4 A
Rectifier peak forward current
100 A
Rectifier forward voltage drop
14 V
Rectifier warm-up time
60 s

Xenon thyratron; applicable rectifier-like conduction ratings promoted from the published specification.

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

1955 Vacuum Tube Products

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Characteristic

  • Heater Current

    17 A to 23 A

  • Operating Temperature

    -55 to 75 C

  • Tube Voltage Drop

    14 V

    Anode current=6.4A

  • Peak Emission Voltage Drop

    45 V

    Anode current=100A

  • Critical Grid Voltage

    -7.5 to -3 V

    Anode=1000V

  • Critical Anode Voltage

    75 V

    Grid=+3V; conduction below this value

Other

  • Rated Anode Current Continuous

    6.4 A

  • Rated Anode Current Average

    6.4 A

  • Rated Anode Current 15-Second

    12.8 A

    15s on / 15s off

  • Peak Anode Current

    100 A

    Continuously oscillographically recorded

  • Peak Forward Voltage

    1000 V

  • Peak Inverse Voltage

    1250 V

Data set 02

1958 Amperex Industrial

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Characteristic

  • Heater/filament voltage

    2.5 V

    Published rating

  • Heater/filament current

    21 A

    Published rating

  • Filament heating time

    60 s

    XenonThyratron

  • Tube voltage drop

    9 V

    XenonThyratron

  • Deionization time

    1000 us

    XenonThyratron

Other

  • Maximum peak forward voltage

    750 V

    XenonThyratron

  • Maximum peak inverse voltage

    1250 V

    XenonThyratron

  • Maximum peak anode current

    12.8 A

    XenonThyratron

  • Maximum average anode current

    6.4 A

    XenonThyratron

  • Maximum grid voltage

    -100 V

    XenonThyratron

Data set 03

1971 RCA HB3 Binder 2 of 7

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Characteristics

  • Filament voltage nominal

    2.4 to 2.6 V

    AC or DC

  • Filament current nominal

    19 A to 23 A

    At 2.5 V

  • Anode voltage drop average

    9 V

    Beginning of life

  • Anode voltage drop maximum

    - to 12 V

    End of life

  • Grid control ratio

    210

    10000-ohm grid resistor; circuit returns to filament transformer center tap

Other

  • Minimum heating time before conduction

    60 to - s

  • Maximum deionization time

    - to 1000 µs

  • Maximum critical grid current

    - to 10 µA

  • Maximum commutation factor

    - to 0.66 V·A/µs²

    Averaged over first 350 V of inverse anode-voltage rise

  • Peak forward anode voltage maximum

    - to 750 V

    Grid-controlled rectifier service

  • Peak inverse anode voltage maximum

    - to 1250 V

    Grid-controlled rectifier service

  • Peak grid voltage maximum before conduction

    -100 to - V

  • Peak anode current maximum

    - to 77 A

  • Average anode current maximum

    - to 6.4 A

    Averaged over any period of 6 seconds

  • Average overload anode current maximum

    - to 77 A

    Overload Rating I; duration 0.5 s

  • Average overload anode current maximum

    - to 38.5 A

    Overload Rating I; duration 1 s

  • Average overload anode current maximum

    - to 19.2 A

    Overload Rating I; duration 2 s

  • Average overload anode current maximum

    - to 12.8 A

    Overload Rating I; duration 3 s

  • Average overload anode current maximum

    - to 9.6 A

    Overload Rating I; duration 4 s

  • Average overload anode current maximum

    - to 7.7 A

    Overload Rating I; duration 5 s

  • Average overload anode current maximum

    - to 12.8 A

    Overload Rating II; duration 3 s

  • Average overload anode current maximum

    - to 11.2 A

    Overload Rating II; duration 4 s

  • Average overload anode current maximum

    - to 10.3 A

    Overload Rating II; duration 5 s

  • Average overload anode current maximum

    - to 9.6 A

    Overload Rating II; duration 6 s

  • Fault anode current maximum

    - to 770 A

    Maximum duration 0.1 s

  • Ambient temperature minimum

    -55 to - °C

  • Ambient temperature maximum

    - to 75 °C

Capacitance

  • Grid-to-anode capacitance

    4 pF

    Approximate

  • Grid-to-cathode capacitance

    21 pF

    Approximate