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Specialized - Thyratron ·Thyratron

6483

Subminiature cold-cathode gas-filled trigger tube for compact pulse and switching circuits.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
B12A
Base pins
-
Nominal heater
-

Description

Subminiature cold-cathode gas-filled trigger/switching tube.

Socket description

Duodecal 12-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B12A
Base pins
-
Nominal heater voltage
-
Nominal heater current
-
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
500 V
Max plate dissipation
1 W
Max cathode current
10 mA

Representative electrical section; promoted values mapped from published ratings/characteristics where applicable.

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

  • Hold-off voltage maximum

    500 V

    Published datasheet value

  • Anode voltage minimum

    350 V

    Published datasheet value

  • Anode voltage maximum

    500 V

    Published datasheet value

  • Peak cathode current maximum

    10 A

    Pulse

  • Typical trigger pulse voltage

    300 V

    Published datasheet value

Data set 02

1965 Sylvania Electronic Tubes Vol3

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • HoldOffVoltageMaximum

    500 V

  • AnodeVoltageMinimum

    350 V

  • AnodeVoltageMaximum

    500 V

  • TriggerGridBreakdownVoltage

    220 V

  • Plate Dissipation Maximum

    1 W

  • PeakCathodeCurrentMaximum

    10 A

  • Anode Voltage

    450 V

  • TriggerGridBias

    0 V

  • TriggerPulseVoltage

    300 V

  • DischargeCapacitance

    0.25 uF

Characteristic

  • DeviceFunction

    Gas-filled trigger and switching tube