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Company Info
Shenzhen Isweek Ltd Shenzhen Isweek Ltd

Street Address: 16 Floor, Building #3, Zhongke Mansion, Gaoxin South 1st Rd, Hi-Tech Park, Nanshan

City: Shenzhen

Province: Guangdong

Country/Region: China

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Tin Dioxide Semiconductor Gas Sensor For Air Quality Controls (VOCs)

Tin Dioxide Semiconductor Gas Sensor For Air Quality Controls (VOCs)

Application:  \

Market Type:  After Market

Product Attribute:

Applicationt: 

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Production Description:

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

Standard Operating conditions
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 ) PS < 10 mW
RH Heater resistance 2.8 ± 0.2 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
Environmental conditions
Symbol Parameter Specification Conditions etc.
Tao Operating temperature 0°C to 40°C Recommended range
Tas Storage temperature -10°C to 70°C
RH Relative humidity Less than 95% RH
(O2) Oxygen concentration 21% ± 1%
(Standard condition)		 Absolute minimum level:
more than 18%
The sensitivity characteristics are influenced by the variation 
in oxygen concentration. Please consult FIS for details.
Sensitivity characteristics
Model SB-AQ1-06
Symbol Parameter Specification Conditions etc.
RS Sensor resistance 1 k to 20 k in air
  Sensitivity 0.15 to 0.45 Rs (at H2 10 ppm)/Rs in air
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 k ± 5%
Pre-heating time: more than 48 hours
Mechanical characteristics
Items Conditions Specifications
Vibration Frequency:
Vertical amplitude:
Duration:		 100 cpm
4 mm
1 hour		 Should satisfy the specifications 
shown in the sensitivity 
characteristics after test.
Shock Acceleration:
Number of impacts:		 100 G
5 times

Tin Dioxide Semiconductor Gas Sensor For Air Quality Controls (VOCs)
 

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