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Voltage Pentode ·Pentode

6J45BV

High-reliability Russian subminiature pentode designed for voltage amplification. Its compact construction and reliability-oriented design suit small-signal electronic equipment requiring dependable operation in limited space.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 125 mA

Description

High-reliability subminiature pentode for voltage amplification.

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
6.3 V
Nominal heater current
125 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

Pentode

X-ray radiationInterelectrode capacitances
Transconductance
0.0054 S
Max plate voltage
150 V
Max screen voltage
150 V
Max plate dissipation
0.5 W
Max screen dissipation
0.3 W
Max cathode current
10 mA

Values promoted where clearly identifiable from Russian source.

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

1981 Russian Tubes Katsnelson and Larionov

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristic

  • Plate current

    2 mA

    Published Russian-source value; OCR-normalized.

  • Screen current

    15 mA

    Published Russian-source value; OCR-normalized.

  • Transconductance

    1.4 µS

    Published Russian-source value; OCR-normalized.

  • Input capacitance

    0.9 pF

    Published Russian-source value; OCR-normalized.

  • Output capacitance

    3 pF

    Published Russian-source value; OCR-normalized.

  • Transfer capacitance

    0.05 pF

    Published Russian-source value; OCR-normalized.

  • Service life

    2000 h

    Published Russian-source value; OCR-normalized.

  • Transconductance

    3.2 µS

    Published Russian-source value; OCR-normalized.

  • Heater voltage

    5.7 V

    Nominal/published heater value.

  • Heater current

    10 mA

    Nominal/published heater value.