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Voltage - Triode (single high frequency) ·Triode

2ES5

Miniature RF triode for grounded-cathode VHF amplifier service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
B7G
Base pins
7
Nominal heater
2.35 V / 600 mA

Description

RF triode for grounded-cathode VHF amplifier service.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B7G
Base pins
7
Nominal heater voltage
2.35 V
Nominal heater current
600 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
Plate resistance
8000 Ω
Transconductance
0.009 S
Amplification factor
74
Max plate voltage
250 V
Max plate dissipation
2.2 W
Max cathode current
22 mA

RF triode for grounded-cathode VHF amplifier service.

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

  • Grid To Plate Capacitance

    0.5 pF

    WithShield

  • Input Capacitance

    3.2 pF

    WithShield

  • Output Capacitance

    4 pF

    WithShield

Other

  • Plate Voltage

    200 V

    ClassA

  • Grid Voltage

    -1 V

    ClassA

Characteristic

  • Plate Current

    10 mA

    ClassA

Data set 02

1966 Tung Sol Electronic Tubes 1 of 4

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

  • GRID TO PLATE: G TO P (MAX.)

    0.5 ΜΜF

    Capacitances | GRID TO PLATE: G TO P (MAX.) 0.5 0.5 µµf

Other

  • HEATER VOLTAGE

    2.35 V

    Maximum Ratings | HEATER VOLTAGE 2.35 VOLTS

  • MAXIMUM PLATE DISSIPATION

    2.2 W

    Maximum Ratings | MAXIMUM PLATE DISSIPATION 2.2 WATTS

  • MAXIMUM DC CATHODE CURRENT

    22 mA

    Maximum Ratings | MAXIMUM DC CATHODE CURRENT 22 MA.

Characteristic

  • HEATER VOLTAGE

    2.35 V

    ClassA | HEATER VOLTAGE 2.35 VOLTS