FU-834FA (Qingdao Tianrun High Frequency Electric Co., Ltd.)
A, FU-834FA parameters
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FU-834FA filament voltage
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7.5V
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FU-834FA filament current
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140A
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Transconductance (Ia = 0.2A)
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≥40mA/V
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Amplification factor
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22
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Capacitance between poles
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Grid - anode
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56pF
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Gate - cathode
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2.5pF
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Anode - cathode
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31pF
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Cooling
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Forced air cooling
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Anode air flow
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18m3/min
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Core columns Air Flow
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1m3/min
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Shell maximum temperature
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250oC
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weight
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7.5kg
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Installation
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Vertical, anode down
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Ceramic-metal seal at the maximum temperature
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250oC
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Leads to the end of the maximum temperature
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200oC
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B, FU-834FA typical working conditions
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Anode DC voltage
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10kV
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DC gate voltage
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-1000V
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DC anode current
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3.88V
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DC gate current
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-0.675A
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Frequency
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60MHz
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RF peak voltage gate
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1380V
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Filament voltage
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7.5V
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Output Power
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30.8kW
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C, FU-834FA limit the use of data
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The maximum gate DC bias
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-1500V
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Maximum anode DC voltage
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12kV
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Maximum instantaneous current filament
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210A
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The maximum gate power dissipation
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600W
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Maximum anode dissipation power
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10kW
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Maximum operating frequency
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60MHz
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Maximum anode DC current
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4.5A
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Maximum DC gate current
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1A
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