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Triode - HV Shunt Regulator ·Triode

6EA4

High-voltage beam triode designed for shunt regulation in color-television high-voltage power supplies.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
B12C
Base pins
-
Nominal heater
6.3 V / 200 mA

Description

High-voltage beam triode for shunt regulation in color-TV high-voltage supplies.

Socket description

Duodecar 12-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B12C
Base pins
-
Nominal heater voltage
6.3 V
Nominal heater current
200 mA
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

Triode

X-ray radiationInterelectrode capacitances
Max plate voltage
27000 V
Max plate dissipation
30 W
Max cathode current
1.6 mA

Published ratings/characteristics promoted from supplied source; additional conditions retained in parameter table.

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

1964 RMA EIA

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Heater Voltage

    6.3 V

  • Heater Current

    200 mA

  • Effective Grid Plate Transconductance

    200 uS

    ShuntRegulator

Other

  • Plate Supply Voltage Maximum

    60000 V

  • Plate Voltage Maximum

    27000 V

  • Peak Negative Grid Voltage Maximum

    400 V

  • GridCircuitResistanceMaximum

    3 Mohm

  • UnregulatedSupplyVoltage

    36000 V

    ShuntRegulator

  • ReferenceVoltage

    200 V

    ShuntRegulator

  • RegulatedOutputVoltageZeroLoad

    25000 V

    ShuntRegulator

  • RegulatedOutputVoltage1mALoad

    24500 V

    ShuntRegulator