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Specialized - Thyratron ·Rectifier

7216

Grid-controlled xenon rectifier tube for industrial power control. Trigger-grid action initiates low-drop gas conduction for controlled rectification.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
2.5 V / 9 A

Description

7216 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.

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
2.5 V
Nominal heater current
9 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

Rectifier

X-ray radiationInterelectrode capacitances
Max cathode current
2.5 A
Rectifier peak inverse voltage
1250 V
Rectifier nominal output current
2.5 A
Rectifier peak forward current
30 A
Rectifier forward voltage drop
10 V

Grid-controlled xenon rectifier section.

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

Rectifier

Other

  • D-c. Meter Value - Continuous

    2.5 A

  • Oscillograph Peak - Continuously Recurring

    30 A

  • Peak Inverse Voltage

    1250 V

  • Filament Voltage

    2.5 V

  • Filament Current

    9 A

  • Peak Forward Voltage

    900 V

  • Heating Time Minimum

    30 s

  • Maximum Negative Grid Voltage

    100 V

  • Maximum Commutation Factor

    2.5 V/us x A/us

Characteristics

  • Average Arc Drop

    10 V

  • Grid-Anode Capacitance

    2 pF

  • Grid-Filament Capacitance

    14 pF