Tin Dioxide Semiconductor Gas Sensor for Air Quality Controls (VOCs) - SB-AQ1-06
• Sensor resistance: 1 kΩ to 20 kΩ in air
• Sensitivity: 0.15 to 0.45
• Operating temperature: 0°C to 40°C
• Storage temperature: -10°C to 70°C
• Relative humidity: Less than 95% RH
• Air quality control/Automobile
• Target gas: Hydrocarbons/Hydrogen/VOC/Alcohol
- Model Number: SB-AQ1-06
- Data Sheet:
- Quantity:
- - +
Product Specification
SB-AQ1-06 Tin Dioxide Semiconductor Gas Sensor Description
The SB-AQ1-06 is a tin dioxide semiconductor gas sensor which has a very high sensitivity to VOCs, solvents and many other gases. This model is suitable for air quality monitoring for general applications.
SB-AQ1-06 Tin Dioxide Semiconductor Gas Sensor Application
• Air quality control
• Automobile
SB-AQ1-06 Tin Dioxide Semiconductor Gas Sensor Specifications
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Standard Operating conditions |
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Symbol |
Parameter |
Specification |
Conditions etc. |
|
VH |
Heater voltage |
0.90V ± 0.05V |
AC, DC or pulse |
| VC |
Circuit voltage |
Less than 5 V |
DC: Pin2 (+) - Pin 1 (-) |
| RL |
Load resistance |
Variable (> 200 Ω) |
PS < 10 mW |
| RH |
Heater resistance |
2.8 Ω ± 0.2 Ω |
at room temperature |
| IH |
Heater current |
130 mA |
IH = VH/RH (typical value) |
| PH |
Heater power consumption |
120 mW |
PH = VH2/RH (typical value) |
| PS |
Power dissipation of sensing element |
Less than 15 mW |
PS = (VC - VRL)2/RS |
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Environmental conditions |
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Symbol |
Parameter |
Specification |
Conditions etc. |
|
Tao |
Operating temperature |
0°C to 40°C |
Recommended range |
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Tas |
Storage temperature |
-10°C to 70°C |
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RH |
Relative humidity |
Less than 95% RH |
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(O2) |
Oxygen concentration |
21% ± 1% (Standard condition) |
Absolute minimum level: more than 18% |
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The sensitivity characteristics are influenced by the variation in oxygen concentration. Please consult FIS for details. |
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Sensitivity characteristics |
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Model |
SB-AQ1-06 |
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Symbol |
Parameter |
Specification |
Conditions etc. |
|
RS |
Sensor resistance |
1 kΩ to 20 kΩ |
in air |
|
β |
Sensitivity |
0.15 to 0.45 |
Rs (at H2 10 ppm)/Rs in air |
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Standard Test Conditions: |
Temp: 20°C ± 2°C Humidity:65% ± 5% (in clean air) |
VC : 5.0 V ± 1% VH : 0.90 V ± 1% RL : 10 kΩ ± 5% |
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Pre-heating time: more than 48 hours |
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Mechanical characteristics |
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Items |
Conditions |
Specifications |
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Vibration |
Frequency: Vertical amplitude: Duration: |
100 cpm 4 mm 1 hour |
Should satisfy the specifications shown in the sensitivity characteristics after test. |
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Shock |
Acceleration: Number of impacts: |
100 G 5 times |
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