VALVULA 12AU7 SHUGUANG ELECTRON

Compactron: 12AU7

Compatible with: 5814, 6189 and ECC82

DESCRIPTION

Medium gain, double triodes, three terminals, small 9 GT footpin, amplifying the voltage and providing

driving power when working in amplifying circuit.12AU7is compatible with ECC82 and 6189, and

they can be replaced each other.

SPECIFICATION

Filament Heating

UH………… 6.3(paralleling) 12.6(serial) V

IH………… 300 150mA

Maximum Ratings(each triode)

For class A amplification

Plate voltage………………………… 300V

Plate current………………………….20mA

Grid voltage………………………… -50V

Plate power dissipation……………… 2.5W

heater voltage between cathodes……… ±200V

Capacitance

Input capacitance…………1.6pF 1.6pF

Output capacitance………..0.46pF 0.32pF

Muller capacitance………..1.5pF 1.5Pf

DC Parameters

Ua………………………… 100 250 V

Ug………………………… 0 -8.5 V

Ia………………………… 11.8 10.5 mA

Gm………………………… 3.1 2.2 mA/V

Rk………………………… 270 200_

u ………………………… 20 17

Ri (approx.)……………… 6.5 7.7 k_

Ug (approx.) for Ia=10uA…..-11.8 -10.5V