E180CC Special Quality Double Triode
General Information
The E180CC is a special quality double triode that can be used for audio circuits. The heater is centre tapped for use at 6.3V or 12.6V with a parallel connection.
Characteristics
Cathode Indirectly heated by A.C. or D.C.; series or parallel supply.
|
Series - pins 9-(4+5) |
parallel - pins 4+5 |
|
Heater Voltage |
12.6 |
6.3 |
V |
Heater current |
200 |
400 |
mA |
|
|
|
|
Max D.C. Heater –Cathode Potential |
250 |
V |
|
Life
Production samples are tested to be within the end of life values (Column 3 of table shown later) under the following conditions during 10,000 hours.
Anode supply voltage |
Vba |
150 |
V |
Grid supply voltage |
Vbg |
150 |
V |
Anode resistor |
Ra |
2.6 |
kΩ |
Grid resistor |
Rg |
1.5 |
MΩ (Ig = 100µA) |
Voltage between cathode & Heater |
Vkf |
200 |
V |
- Normal value or setting of the valve
- Range value of equipment design : Initial Spread
- Range values of equipment design : End of Life
|
|
1 |
2 |
3 |
|
Heater Voltage (pin 9 and 4&5) |
Vf |
6.3 |
|
|
v |
Heater current |
If |
400 |
380-420 |
|
mA |
Heater voltage (pin 4&5) |
Vf |
12.6 |
|
|
V |
Heater current |
If |
200 |
|
|
mA |
Anode voltage |
Va |
150 |
|
|
V |
Grid Voltage |
-Vg |
1.85 |
|
|
v |
Anode current |
Ia |
8.5 |
|
|
mA |
Mutual Conductance |
S |
6.4 |
|
|
mA/V |
Amplification factor |
µ |
46 |
|
|
|
Internal resistance |
Ri |
7.2 |
|
|
kΩ |
Anode Voltage |
Va |
150 |
|
|
V |
Cathode Resistor |
Rk |
220 |
|
|
Ω |
Anode current |
Ia |
8.5 |
6.3-10.7 |
min. 5.0 |
mA |
Mutual conductance |
S |
6.4 |
5.3-8.1 |
min. 4.0 |
mA/V |
Negative Grid Current |
-Ig |
|
max. 0.2 |
max. 1.0 |
µA |
Cut off Voltage |
-Vg |
7.5 |
|
|
V |
Anode Voltage |
Va |
150 |
|
|
V |
Anode current |
Ia |
|
max. 10 |
max. 150 |
µA |
|
|
|
|
|
|
Difference in Grid Voltage (of 2 sections) |
(Vg-Vg2) |
|
max. 0.2 |
max.2 |
V |
Anode voltage |
Va |
150 |
|
|
V |
Anode current |
Ia |
0.15 |
|
|
mA |
Anode voltage |
Va |
100 |
|
|
V |
Grid voltage |
-Vg |
0.8 |
|
|
V |
Anode current |
Ia |
8.5 |
|
|
mA |
Mutual conductance |
S |
7.8 |
|
|
mA/V |
Amplification factor |
µ |
50 |
|
|
|
Internal resistance |
Ri |
6.4 |
|
|
kΩ |
Anode volatge |
Va |
100 |
|
|
v |
Grid supply voltage |
Vbg |
100 |
|
|
v |
Grid resistor |
Rg |
0.5 |
|
|
MΩ |
Anode current |
Ia |
17.8 |
13.6-22.0 |
min. 9.5 |
mA |
|
|
|
|
|
|
Leakage current between Cathode & Heater |
Ikf |
|
max. 15 |
max. 30 |
µA |
voltage between cathode & heaterVkf = 200V |
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|
|
|
|
Series resisitor = 1MΩ |
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|
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Insulation resistance between two electrodes |
|
|
min. 100 |
min. 20 |
MΩ |
Voltage between electodes V = 275v |
|
|
|
|
|
Maximum Ratings (Absolute Max. rating system)
Anode voltage |
Vao |
600 |
|
|
Va |
275 |
V |
Anode dissipation |
Wa |
2.0 |
W |
Grid Voltage |
-Vg |
100 |
V |
Grid Peak Voltage |
-Vgp |
200 |
V |
Max. Pulse duration = 10µs |
|
|
|
Max. duty factor = 0.01 |
|
|
|
Grid Voltage |
+Vg |
1 |
V |
Grid Current |
Ig |
2 |
mA |
Grid Peak Current |
Igp |
50 |
mA |
Max. Pulse duration = 10µs |
|
|
|
Max. duty factor = 0.01 |
|
|
|
Cathode Current |
Ik |
20 |
mA |
Cathode Peak Current |
Ikp |
20 |
mA |
Max. Pulse duration = 10µs |
|
|
|
Max. duty factor = 0.01 |
|
|
|
Voltage between Cathode & Heater |
|
|
|
Cathode Positive |
Vkf |
200 |
V |
Cathode Negative |
Vkf |
100 |
V |
Grid resistor with fixed bias |
Rg |
0.5 |
MΩ |
With Automatic Bias |
Rg |
1.0 |
MΩ |
|
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|
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CAPACITIES (Approx) (Measured without shield)
|
First Triode Unit |
Second Triode Unit |
|
|
|
|
|
Anode 1 to Cathode 1 & Heater |
0.5 |
0.3-0.7 |
pF |
Anode 2 to Cathode 2 & Heater |
0.45 |
0.25-0.65 |
pF |
Grid to Cathode & Heater |
3.5 |
3.0-4.0 |
pF |
Heater to Cathode |
3.5 |
3.5 |
pF |
Anode 1 to Grid 1 |
2.2 |
1.8-2.6 |
pF |
Anode 2 to Grid 2 |
2.3 |
1.9-2.7 |
pF |
Anode to Anode other section |
Max. 1.3 |
|
pF |
Grid to Grid other section |
Max. 0.06 |
|
pF |
Dimensions
Maximum overall length 66.7mm
Maxu=imum seated height 60.3mm
Maximum diameter 22mm
Base - Noval B9A
Base Connections
Pin 1 |
Anode |
) |
Pin 2 |
Grid |
)------ Second Triode Unit |
Pin 3 |
Cathode |
) |
|
|
|
Pin 4 |
Heater |
|
Pin 5 |
Heater |
|
|
|
|
Pin 6 |
Anode |
) |
Pin 7 |
Grid |
)------ First Triode Unit |
Pin 8 |
Cathode |
) |
|
|
|
Pin 9 |
Heater Tap |
|
The valve may be run horizontally, then the grid plane must be vertical.
BASE - 8 pin Octal
TOP CAP - American Miniature – CT1
CONNECTIONS
Pin 1 Grid 2 )
Pin 2 Anode 2 ) Triode unit 2
Pin 3 Cathode 2 )
Pin 4 Grid 1 )
Pin 5 Anode 1 ) Triode unit 1
Pin6 Cathode 1 )
Pin 7 Heater
Pin 8 Heater
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