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Rectifier - Half Wave ·Rectifier

6443

Heater-cathode half-wave rectifier for electronic supplies, providing approximately 1.8 kV inverse-voltage capability and 150 mA DC output.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
9BW
Socket code
B9A
Base pins
9
Nominal heater
6.3 V / 1.1 A

Description

6443 vacuum tube described in the supplied manufacturer registration datasheet.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
9BW
Socket code
B9A
Base pins
9
Nominal heater voltage
6.3 V
Nominal heater current
1.1 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

9BW - 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

Rectifier

X-ray radiationInterelectrode capacitances
Rectifier peak inverse voltage
1800 V
Rectifier nominal output current
150 mA
Rectifier peak forward current
900 mA
Rectifier forward voltage drop
25 V

Primary electrical section; identical repeated sections compressed where applicable.

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

1954 STC Brimar

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristic

  • Heater voltage (nominal aC OF AC) veessasssesccesasosocscane 6.3 volts

    6.3 V

    Heater voltage (nominal aC OF AC) veessasssesccesasosocscane 6.3 volts

  • Tube voltage drop (with 150 mA plate current) sevecescssessesss 25 volts

    25 V

    Tube voltage drop (with 150 mA plate current) sevecescssessesss 25 volts

  • Heater current ....ccc0000u. tessaescsasanes O I 1.1 amps,

    1.1 A

    Heater current ....ccc0000u. tessaescsasanes O I 1.1 amps,

  • AC plate supply voltage (rms) R < 2453 500 volts

    500 V

    AC plate supply voltage (rms) R < 2453 500 volts

  • DC output CUrTent seseesccsosessvosssssccssssossnsasccansasos 125 150 mA

    150 mA

    DC output CUrTent seseesccsosessvosssssccssssossnsasccansasos 125 150 mA

Other

  • Maximum heater-cathode VOLtage svieeitsecssssssccssasnvsncss 900 volts

    900 V

    Maximum heater-cathode VOLtage svieeitsecssssssccssasnvsncss 900 volts

  • Maximum ac plate voltage (IMS) sesevesscssssecsosonnosocscas 625 volts

    625 V

    Maximum ac plate voltage (IMS) sesevesscssssecsosonnosocscas 625 volts

  • Maximam tranSIGnt Peak plate current CeeDRERNOGITIERIRROIOOGIEISEOIRIOGESD 300 amperes

    300 A

    Maximam tranSIGnt Peak plate current CeeDRERNOGITIERIRROIOOGIEISEOIRIOGESD 300 amperes

  • Maximum steady-state DC output current sceeesveccscccsccsscnnvane 150 mA

    150 mA

    Maximum steady-state DC output current sceeesveccscccsccsscnnvane 150 mA

Data set 02

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristic

  • Tube voltage drop

    25 V

    At150mADC

Other

  • DC output current maximum

    150 mA

    HalfWave

  • Peak inverse voltage maximum

    1800 V

    HalfWave

  • RMS supply voltage maximum

    625 V

    HalfWave

  • Peak current maximum

    900 mA

    HalfWave