5X4GA

Filamentary full-wave high-vacuum rectifier with increased output-current capability. Its heavy five-volt filament and substantial peak-current handling suit demanding conventional power supplies.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: 5O
Socket code: -
Base pins: -
Nominal heater: 5 V / 3 A

Description

Filamentary full-wave high-vacuum rectifier with increased output-current capability.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 5O
Socket code: -
Base pins: -
Nominal heater voltage: 5 V
Nominal heater current: 3 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

5O - Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 1550 V
Rectifier nominal output current: 250 mA
Rectifier peak forward current: 900 mA
Rectifier forward voltage drop: 47 V

Published full-wave rectifier ratings promoted from the printed chart; supply-voltage and voltage-drop test conditions retained as parameters.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 1550 V
Rectifier nominal output current: 250 mA
Rectifier peak forward current: 900 mA
Rectifier forward voltage drop: 47 V

Second physical rectifier section; electrical properties populated from corresponding identical section.

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

1950 Sylvania

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

DC output current capacitor-input
275 mA
CapacitorInputFilter
DC output current choke-input
250 mA
ChokeInputFilter

SECTION 2

Rectifier

Other

DC output current capacitor-input
275 mA
CapacitorInputFilter
DC output current choke-input
250 mA
ChokeInputFilter

Data set 02

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Filament/heater voltage
5 V
Published condensed-characteristics chart
Filament/heater current
3 A
Published condensed-characteristics chart
DC output current maximum
250 mA
FullWave
Peak inverse voltage maximum
1550 V
FullWave
RMS supply voltage per plate maximum
450 V
FullWave
Peak current per plate maximum
900 mA
FullWave

Characteristic

Tube voltage drop
47 V
At 250 mA DC

SECTION 2

Rectifier

Other

Filament/heater voltage
5 V
Published condensed-characteristics chart
Filament/heater current
3 A
Published condensed-characteristics chart
DC output current maximum
250 mA
FullWave
Peak inverse voltage maximum
1550 V
FullWave
RMS supply voltage per plate maximum
450 V
FullWave
Peak current per plate maximum
900 mA
FullWave

Characteristic

Tube voltage drop
47 V
At 250 mA DC