CD66P

Pulse-operated cold-cathode Nixie numerical indicator with decimal point, designed for high-brightness pulsed display operation.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: -

Description

Pulse-operated cold-cathode Nixie numerical indicator with decimal point. The shared table specifies ionization voltage, peak and average current ranges, pulse duration, temperatures, and recommended anode resistors.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: -
Nominal heater current: -
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Nixie

X-ray radiationInterelectrode capacitances

Max cathode current: 20 mA
Regulator starting voltage: 190 V

Pulse-operated cold-cathode numerical indicator section.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

196X Nixie Random Datasheets

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

Supply voltage minimum
190 V
Pulse operation
Ionization voltage maximum
190 V
Pulse operation
Numerical cathode average power dissipation maximum
0.5 W
Pulse operation
Decimal-point average power dissipation maximum
0.1 W
Pulse operation
Peak numerical cathode current range
9 to 20 mA
Pulse operation
Peak decimal-point cathode current range
1 to 6 mA
Pulse operation
Average numerical cathode current range
1 to 2 mA
Pulse operation
Average decimal-point cathode current range
0.1 to 0.5 mA
Pulse operation
Storage ambient temperature
-65 to 70 °C
Operating ambient temperature
-10 to 55 °C
Maximum viewing angle
100 deg
Approximate
Weight
9 g
Approximate
Pulse duration range
0.05 to 0.5 ms
Anode series resistor
2 kΩ
Pulse operation; SupplyVoltage=190V
Anode series resistor
2.7 kΩ
Pulse operation; SupplyVoltage=200V
Anode series resistor
4.4 kΩ
Pulse operation; SupplyVoltage=250V

Characteristics

Numerical cathode current
15 mA
Duty 1/10; Ebb=190Vdc; Rp=2kΩ