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Power - Triode (over 1000V 100W) ·Triode

YD1177

Water-cooled high-power RF triode for industrial oscillator service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
5.8 V / 130 A

Description

Water-cooled YD1177 variant with integral water cooler, covered on the YD1175/YD1177 sheet. Published filament, capacitance, limiting-rating, and representative Class-C industrial oscillator data were extracted from the supplied Philips sheet.

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
5.8 V
Nominal heater current
130 A
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
1285.714 Ω
Transconductance
0.035 S
Amplification factor
45
Max plate voltage
12000 V
Max plate dissipation
15000 W
Max cathode current
4 A

High-power RF triode; published principal characteristic and limiting values promoted.

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

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Filament voltage

    5.8 V

  • Filament current

    130 A

  • Transconductance

    35000 uS

  • Amplification factor

    45

Capacitance

  • Anode to filament capacitance

    0.4 pF

  • Grid to filament capacitance

    47 pF

  • Anode to grid capacitance

    17 pF

Other

  • Maximum anode voltage

    12000 V

  • Maximum anode current

    4 A

  • Maximum anode dissipation

    15000 W

  • Operating frequency

    27.12 MHz

    IndustrialClassC

  • Operating anode voltage

    10000 V

    IndustrialClassC;Frequency=27.12MHz

  • Operating anode current

    3.4 A

    IndustrialClassC;Frequency=27.12MHz

  • Anode output power

    27200 W

    IndustrialClassC;Frequency=27.12MHz

  • Frequency for full ratings

    120 MHz

Construction

  • Cooling system

    Water