PSVANE
12AU7-S
39.9-399
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Filament Voltage
UH ..................................................... 6.3 (parallel) / 12.6 (series) V
IH ...................................................... 0.30 / 0.15 A
UH ..................................................... 6.3 (parallel) / 12.6 (series) V
IH ...................................................... 0.30 / 0.15 A
Class A Amplification Maximum Ratings (per side)
Anode Voltage ........................................... 300 V
Anode Dissipation Power ................................ 2.75 W
Maximum Cathode Current ................................ 20 mA
Grid Voltage ............................................ -50 V
Filament to Cathode Voltage (peak) .................... ±200 V
Anode Voltage ........................................... 300 V
Anode Dissipation Power ................................ 2.75 W
Maximum Cathode Current ................................ 20 mA
Grid Voltage ............................................ -50 V
Filament to Cathode Voltage (peak) .................... ±200 V
Grid Resistance
Self-bias ................................................ 1 MΩ
Fixed Bias .............................................. 0.25 MΩ
Self-bias ................................................ 1 MΩ
Fixed Bias .............................................. 0.25 MΩ
Inter-electrode Capacitance
No.1 No.2
Input Capacitance ...................................... 1.6 1.6 pF
Output Capacitance ..................................... 0.4 0.32 pF
Cross Capacitance ...................................... 1.5 1.5 pF
No.1 No.2
Input Capacitance ...................................... 1.6 1.6 pF
Output Capacitance ..................................... 0.4 0.32 pF
Cross Capacitance ...................................... 1.5 1.5 pF
Electrostatic Parameters
Ua ....................................................... 100 250 V
Ug ....................................................... 0 -8.5 V
Ia ....................................................... 11.8 10.5 mA
Gm ...................................................... 3.1 2.2 mA/V
μ ....................................................... 20 17
ri (approx) ............................................. 6.5 7.7 kΩ
Ug (approx) ............................................ -11.8 -10.5 V
Ua ....................................................... 100 250 V
Ug ....................................................... 0 -8.5 V
Ia ....................................................... 11.8 10.5 mA
Gm ...................................................... 3.1 2.2 mA/V
μ ....................................................... 20 17
ri (approx) ............................................. 6.5 7.7 kΩ
Ug (approx) ............................................ -11.8 -10.5 V
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