Y572AL

Power planar triode for high-frequency electronic service; available source material does not establish a narrower application confidently.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 5.7 V / 950 mA

Description

Alternate printed designation for 8906AL.

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: 5.7 V
Nominal heater current: 950 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

Triode

X-ray radiationInterelectrode capacitances

Transconductance: 0.03 S
Amplification factor: 80
Max plate voltage: 3500 V
Max plate dissipation: 10 W
Max grid dissipation: 2 W
Max cathode current: 5 A

Promoted values are taken from printed General Characteristics / Maximum Ratings. Additional published conditions and operating data are preserved in parameters.

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

1962 Eimac

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

Grid-Cathode Capacitance
8 pF
Grid-Plate Capacitance
1.98 pF
Plate-Cathode Capacitance
0.06 pF

Other

Peak Pulse Plate Voltage
4500 V
Pulse Plate Current
5 A
Frequency Maximum
3 GHz
Typical Plate Voltage
2000 V
GridPulsed;Frequency=1.09GHz