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202KD12AU7
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Valvula 12AU7
Compatible con 5814, 6189 y ECC82
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VALVULA 12AU7 SHUGUANG ELECTRON
Valvula 12AU7
Compatible con 5814, 6189 y ECC82
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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