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Tube Tinker — Electron Tube Database
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Specialized - Ballast ·Ballast

6345

Long-life seven-pin miniature ballast regulator maintaining approximately 140–160 mA over a 4.5–11.2 V operating range.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
7
Nominal heater
-

Description

Long-life seven-pin miniature ballast tube regulating approximately 140–160 mA over 4.5–11.2 volts.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
7
Nominal heater voltage
-
Nominal heater current
-
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

Ballast

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Ballast device has no canonical electrical SectionType; ballast voltage/current data preserved in parameter rows.

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

Ballast

Ballast

  • Filament voltage minimum

    4.5 V

  • Filament voltage maximum

    11.2 V

  • Steady-state current minimum

    140 mA

  • Steady-state current maximum

    160 mA

  • Heating time at 11.2 VDC

    5 s