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

YD1334

Forced-air-cooled metal-ceramic coaxial power triode for Class AB broadband television-transposer service to approximately 1 GHz. Rated for approximately 1.8 kW plate dissipation for high-power UHF television amplification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 5.8 A

Description

Forced-air-cooled metal-ceramic coaxial power triode for class-AB broadband television transposer service to 1000 MHz.

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: 6.3 V
Nominal heater current: 5.8 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

Transconductance: 0.07 S
Amplification factor: 90
Max plate voltage: 3500 V
Max plate dissipation: 1800 W
Max cathode current: 550 mA

UHF RF power triode

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

Other

quencies up to
1000 MHz
ClassAB;Transposer
Frequency f
470 to 860 MHz
Transposer
Anode voltage Va
2500 v
Transposer
Output power in the load (sync) Wl
110 w
Power gain G
16.5 dB
HEATING : indirect, by a.c. ( [1]
50 Hz
HEATING : indirect, by a.c. ( [2]
400 Hz
Heater current Ig 4,8t0
5.8 A
Cathode heating time Th min
180 s
To obtain optimum life, this temperature should not exceed
200 °C
1y The heater voltage must be adjusted between 6,0 and
6.3 V
Frequency f up to
1000 MHz
ClassAB;Transposer
Anode voltage Va max
3500 A
Anode dissipation Wa max.,
1800 w
Grid current Ig max. +
5 mA
Cathode current Ik max
550 mA
Frequency f
470 to 860 MHz
Grid voltage %) Vg
-25 v
Anode current, no signal 4) I
200 to 300 mA
Grid current Ig
0 mA
Driver output power (sync) War
4 w
Output power in load (sync) WIZ
110 w
Power gain G
16.5 dB
Intermodulation products d
~60 dB
1) During a short period, for adjustment of the transmitter, Iy max
700 mA
Range values for equipment design ~10 to —
40 V
5y Three-tone method (vision carrier [1]
-8 dB
5y Three-tone method (vision carrier [2]
10 dB
The stated no-signal anode current results in optimum linearity [1]
-16 dB
The stated no-signal anode current results in optimum linearity [2]
0 dB
2 [F30VI+ [1]
25 V
2 [F30VI+ [2]
20 V
2 [F30VI+ [3]
15 V
2 [F30VI+ [4]
10 V
2 [F30VI+ [5]
5 V
2 [F30VI+ [6]
5 V
2 [F30VI+ [7]
10 V
2 [F30VI+ [8]
-15 V
y A
4 V
T4
-35 V
B ai o] L P
45 V
P; tj = 25
0 C
H t
25 °C
/ AP - ~
1 A

Capacitance

Anode to grid Cag 6,8t0
8 pF
Grid to cathode and heater Cg/kf
20 to 30 pF
Anode to cathode and heater Ca/ke
90to 180 fF

Characteristic

Anode voltage vV,
2 kv
Anode current Iy
400 mA
Transconductance S
70 mA