Datasheet

Features
Dimensions:
Chip size: 2x2 mm
Including header: Ø: 10 mm, height: 11 mm
Operational Conditions:
Operation temperature range: 250°C - 300°C
Typical operation temperature: 270°C
Environmental Conditions:
Ambient temperature range: -40°C - 120°C (lower than op. temp.)
Ambient humidity: 0 - 95% RH
Electrical Characteristics:
Power consumption: 35 mW at 270°C
Typical sensor resistance during
operation in air (50% RH): 100 kΩ range
Typical sensor resistance during
operation in 30 ppm CO (50% RH): 1 kΩ range
Signal output component: Resistance
Heater:
Typical heater voltage: 2.3 V for 270°C
Temperature coefficient rel. to R(20°C): TC≈1700 ppm/K
Typical heater resistance at RT: 95 Ω
Sensing Properties:
Concentration range: Can withstand 1% CO in air
Sensitivity range: 0.5 - 500 ppm
Typical response / recovery time: Seconds
Expected lifetime: Years
Cross sensitivity: Limited cross sensitivity to water
Packaging Options:
Standard TO-39 (solid TO-5) package with protection membrane.
Pre-mould packages.
Chip on board solutions.
Restrictions:
Contact of the sensitive layer with liquids shall be avoided.
Pin Layout
Top view
pins function
1 sensor electrode 1
2 heater power
3 sensor electrode 2
4 heater ground
Carbon Monoxide Sensor
AppliedSensor Sweden AB
Teknikringen 6
SE-583 30 Linköping, Sweden
Tel: [phone]
Fax: [phone]
AppliedSensor GmbH
Gerhard-Kindler-Str. 8
72770 Reutlingen, Germany
Tel: [phone]
Fax: [phone]
AppliedSensor Inc.
53 Mountain Boulevard
Warren, NJ 07059, USA
Tel: [phone]
Fax: [phone]
[e-mail] www.appliedsensor.com
4
31R
S
R
L
V
S
V
H
V
out
2
Sensor Response
1
2
3
4
Basic Measuring Circuit
0505