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Specialized - Thyratron ·Thyratron

ELC1BA

Xenon-filled grid-controlled rectifier thyratron with tantalum anode construction for controlled power conversion and switching.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
A4-10
Socket code
UX4
Base pins
4
Nominal heater
2.5 V / 6.3 A

Description

ELC1BA is a grid-control xenon rectifier tube using tantalum anode and xenon gas filling. The datasheet publishes filament, anode-current, inverse-voltage, arc-drop and operating ratings.

Socket description

Medium-shell UX 4-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
A4-10
Socket code
UX4
Base pins
4
Nominal heater voltage
2.5 V
Nominal heater current
6.3 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

A4-10 - 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 cathode current
1 A
Rectifier peak inverse voltage
1250 V
Rectifier nominal output current
1 A
Rectifier peak forward current
8 A
Rectifier forward voltage drop
8 V

Grid-controlled xenon rectifier (thyratron).

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

1942 Electrons Inc

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • D-c. Meter Value - Continuous

    1 A

  • Oscillograph Peak - Continuously Recurring

    8 A

  • Peak Inverse Voltage

    1250 V

  • Filament Voltage

    2.5 V

  • Filament Current

    6.3 A

  • Peak Forward Voltage

    750 V

  • Heating Time Minimum

    25 s

  • Maximum Negative Grid Voltage

    100 V

  • Maximum Short Circuit Current

    77 A

  • Maximum Commutation Factor

    0.15 V/us x A/us

Characteristics

  • Average Arc Drop

    8 V

  • Grid-Filament Capacitance

    7.5 pF

Data set 02

1958 Electrons Inc

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Continuous DC anode current

    1 A

  • Overload anode current

    1 A

    LessThan3Seconds

  • Continuously recurring peak anode current

    8 A

  • Peak inverse voltage

    1250 V

  • Peak forward voltage

    750 V

  • Maximum negative grid voltage

    100 V

Construction

  • Gas filling

    Xenon

  • Anode material

    Tantalum

Capacitance

  • Grid-anode capacitance

    2 pF

  • Grid-filament capacitance

    7.5 pF

Characteristic

  • Critical grid current maximum

    5 uA

  • Deionization time maximum

    1000 us