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845 Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers

Part # 845
Description  Shuguang Vacuum Tube 845
PDF  3 Pages
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Manufacturer  ETC [List of Unclassifed Manufacturers]
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845 Datasheet(HTML) 2 Page - List of Unclassifed Manufacturers

  845 Datasheet HTML 1Page - List of Unclassifed Manufacturers 845 Datasheet HTML 2Page - List of Unclassifed Manufacturers 845 Datasheet HTML 3Page - List of Unclassifed Manufacturers  
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Analog Metric Limited
Email: sales@analogmetric.com
http://www.AnalogMetric.com
54
SPECIFICATION
Filament Heating
Uf ………………………10V
If…………………………2.5A
Maximum Ratings
Plate voltage……………………….1250 V
Plate current (max. amplitude)..……120 mA
Plate power dissipation..……………75 W
Input power (max. amplitude……….150W
Capacitance
Input capacitance……………………6pF
Output capacitance…………………4.5pF
Muller capacitance…………………14.5pF
DC Parameters
Ua…………………………1250 V
-Ug………………………200 V
Ia…………………………80 mA
Gm………………………..3mA/V
ri…………………………..1.7k
u(when Ia=20mA) ………5
RL…………………………3.4 k
Pout………………………15W
Recommended Operating Condition
(suggested value)
Ua………………1000 1000 1250 V
-Ug …………………145 155 209 V
RL………………………6 9 16 k
Ia………………………90 65 52 Ma
üg(pk)………………- 110 148 V
ri………………………1.7 1.9 2.1 k
Gm……………………3.1 -
- mA/V
Pout……………………24 21 24 W
Dtot……………………5
-
- %
Class AB amplifying
Ua……………………800 1000 1000 1250 V
-Ug…………………125 170 175 225 V
RL…………………4.5 4.6 4.6 6.6 k
Ia……………………80 70 40 40 mA
üg(pk)………………177 240 - - V



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