Miniature CEM0 pages

Electron Multiplier
Miniature Channeltron®
Electron Multiplier
Features

Applications

Leak detectors
Portable mass spectrometers
Dedicated sensors
Environmental sensors
Industrial sensors

Compact
Single-piece construction
Ideal for portable low-cost instruments
Mounting available in various configurations
Analog or pulse counting applications
Gain greater than 10 Million
Low noise

Unit

General Specifications
-5

Maximum Operating Pressure

5.0 x 10

Maximum Specified Operating Voltage

3000

Torr
V

Bias Current at 3000 V

10 to 55

µA

Resistance (For Reference Only)

55 to 85

MΩ

7

Minimum Gain at 3000 V

1.0 x 10

Maximum Dark Current at 3000 V

1.0 x 10-12

Maximum Dark Count at 3000 V

1

Maximum Linear Output Current (Typical)

10% of Bias Current

A
Count/Second

The information furnished is believed to be accurate and reliable, but is not guaranteed and is subject to change without notice. No
liability is assumed by PHOTONIS for its use. Performance data represents typical characteristics as individual product performance
may vary. Customers should verify that they have the most current PHOTONIS product information before placing orders. No claims
or warranties are made as to the application of PHOTONIS products. Pictures may not be considered as contractually binding. This
document may not be reproduced, in whole or in part, without the prior written consent of PHOTONIS.

10/11/2009