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Triode - HV Shunt Regulator ·Triode

6EN4

Sharp-cutoff beam triode used as a shunt high-voltage regulator in color-television power supplies, with explicit X-radiation operating limits.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
8NJ
Socket code
IO
Base pins
8
Nominal heater
6.3 V / 200 mA

Description

Sharp-cutoff beam triode used as a shunt high-voltage regulator in color-television power supplies, with explicit X-radiation limits.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
8NJ
Socket code
IO
Base pins
8
Nominal heater voltage
6.3 V
Nominal heater current
200 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

8NJ - 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
Transconductance
0.0002 S
Amplification factor
2000
Max plate voltage
30000 V
Max plate dissipation
40 W

High-voltage beam triode shunt-regulator section; absolute maximum DC plate current 1.6 mA preserved as parameter.

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

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • DC Plate Current

    1.6 mA

    AbsoluteMaximum

  • Regulated DC Output Voltage

    25000 V

    ZeroLoad

  • Regulated DC Output Voltage

    24500 V

    LoadCurrent=1mA

  • X-radiation Maximum

    0.5 mR/hr

Characteristic

  • Effective Grid-Plate Transconductance

    200 uS

    ShuntRegulator

Data set 02

1971 RCA HB3 Binder 4 of 7

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Amplification factor

    2000

    ClassA

  • Heater Voltage, ac or do

    6.3 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Heater Current

    0.2

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Input: G to IK,HI

    2.6 pF

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Output: P to (K,H)

    1 pF

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Amplification Factor (Approx.)

    2000 A

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Unregulated DC Supply Voltage

    60000 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • warm-up period

    440

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Heater negative with respect to cathode

    450

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Heater Voltage (absolute minimum)

    5.7 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid-Circuit Resistance

    3

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • DC Voltage

    36000 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Equivalent resistance

    11

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Equivalent resistance

    1000

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Transconductance

    200

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 0 ma — published value 1

    0 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 0 ma — published value 2

    1000 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 1 ma — published value 1

    1 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 1 ma — published value 2

    45 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 0 ma — published value 1

    0 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 0 ma — published value 2

    25000 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 1 ma — published value 1

    1 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • For load current of 1 ma — published value 2

    24500 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • As defined in the current issue of EIA Standard RS-239A

    239

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage 11► — published value 1

    11 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage 11► — published value 2

    1 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage 11► — published value 3

    -7 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage 12► — published value 1

    12 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage 12► — published value 2

    2 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage 12► — published value 3

    -40 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage Change — published value 1

    3 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Grid Voltage Change — published value 2

    9 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Note 1: With do plate voltage of 30000 V and do plate cur — published value 1

    1 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Note 1: With do plate voltage of 30000 V and do plate cur — published value 2

    30000 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Note 2: With do plate voltage of 30000 V and do plate cur — published value 1

    2 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Note 2: With do plate voltage of 30000 V and do plate cur — published value 2

    30000 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Note 3: Difference between grid voltage (1) and grid voltage — published value 1

    3 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Note 3: Difference between grid voltage (1) and grid voltage — published value 2

    1 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • The high voltage associated with the 6EN4 result in

    6 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • ,.~ The high voltages at which the 6EN4 is operated can be

    6 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Pin 1: Cathode, Internal Shield

    1

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Pin 2: Heater

    2

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Pin 6: Grid

    6

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Pin 7: Heater

    7

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

Other

  • Maximum plate voltage

    30000 V

  • Maximum plate dissipation

    40 W

  • DC Plate Voltage (absolute maximum)

    30000 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Plate Dissipation (absolute maximum)

    40 mA

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

  • Heater Voltage (absolute maximum)

    6.9 V

    Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

Data set 03

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Heater Voltage (ac/dc)

    6.3 V

    Published in approved 6EN4 target entry; Section1

  • Heater Current

    200 mA

    Published in approved 6EN4 target entry; Section1

  • longed short-circuit conditions to

    450 mA

    Published in approved 6EN4 target entry; Section1

  • DC Plate Voltage

    30000 V

    Published in approved 6EN4 target entry; Section1

  • Unregulated DC Supply Voltage

    60000 V

    Published in approved 6EN4 target entry; Section1

  • Peak Grid Voltage*

    -440 mA

    Published in approved 6EN4 target entry; Section1

  • Average Plate Current

    1.6 mA

    Published in approved 6EN4 target entry; Section1

  • Unregulated DC Supply Voltage

    36000 V

    Published in approved 6EN4 target entry; Section1

  • Equivalent Resistance of Unregulated Supply

    11 MΩ

    Published in approved 6EN4 target entry; Section1

  • Ri (

    5 W

    Published in approved 6EN4 target entry; Section1

  • Ri (5 watts)

    220 MΩ

    Published in approved 6EN4 target entry; Section1

  • Hi (

    2 W

    Published in approved 6EN4 target entry; Section1

  • Hi (2 watts)

    1 MΩ

    Published in approved 6EN4 target entry; Section1

  • U.i (

    0.5 W

    Published in approved 6EN4 target entry; Section1

  • U.i (0.5 watt)

    0.82 MΩ

    Published in approved 6EN4 target entry; Section1

  • DC Reference Voltage Supply

    200 V

    Published in approved 6EN4 target entry; Section1

  • Equivalent Resistance of Reference Voltage

    1000 Ω

    Published in approved 6EN4 target entry; Section1

  • DC Plate Current for Load Current of

    0 mA

    Published in approved 6EN4 target entry; Section1

  • DC Plate Current for Load Current of

    1 mA

    Published in approved 6EN4 target entry; Section1

  • Regulated DC Output Voltage for Load Current of

    0 mA

    Published in approved 6EN4 target entry; Section1

  • Regulated DC Output Voltage for Load Current of 0 mA

    25000 V

    Published in approved 6EN4 target entry; Section1

  • Regulated DC Output Voltage for Load Current of

    1 mA

    Published in approved 6EN4 target entry; Section1

  • Regulated DC Output Voltage for Load Current of 1 mA

    24500 V

    Published in approved 6EN4 target entry; Section1

  • Grid-Circuit Resistance

    3 MΩ

    Published in approved 6EN4 target entry; Section1

  • For interval of

    20 seconds

    Published in approved 6EN4 target entry; Section1

  • Grid Voltage (2) —

    -40 V

    Published in approved 6EN4 target entry; Section1

  • Grid-Voltage Change

    9 V

    Published in approved 6EN4 target entry; Section1

  • Note 1 With dc plate voltage of

    30000 V

    Published in approved 6EN4 target entry; Section1

  • Note 1 With dc plate voltage of 30000 volts and dc plate current of

    1 mA

    Published in approved 6EN4 target entry; Section1

Capacitance

  • Grid to Plate

    1 pF

    Published in approved 6EN4 target entry; Section1

  • Plate to Cathode and Heater

    2.6 pF

    Published in approved 6EN4 target entry; Section1

  • Grid to Cathode and Heater

    1 pF

    Published in approved 6EN4 target entry; Section1

Characteristic

  • Note 2: With dc plate voltage of

    30000 V

    Published in approved 6EN4 target entry; Section1

  • Note 2: With dc plate voltage of 30000 volts and dc plate current of

    0.1 mA

    Published in approved 6EN4 target entry; Section1

  • Statistical value controlled on a lot sampling basis

    0.5 mR/hr

    Published in approved 6EN4 target entry; Section1