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

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

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

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Product 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.
V_H	Heater voltage	0.90V ± 0.05V	AC, DC or pulse
V_C	Circuit voltage	Less than 5 V	DC: Pin2 (+) - Pin 1 (-)
R_L	Load resistance	Variable (> 200 )	P_S < 10 mW
R_H	Heater resistance	2.8 ± 0.2	at room temperature
I_H	Heater current	130 mA	I_H = V_H/R_H (typical value)
P_H	Heater power consumption	120 mW	P_H = V_H²/R_H (typical value)
P_S	Power dissipation of sensing element	Less than 15 mW	P_S = (V_C - V_RL)²/R_S
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%
(O2)	Oxygen concentration	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.
R_S	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)	V_C : 5.0 V ± 1% V_H : 0.90 V ± 1% R_L : 10 k ± 5%
Standard Test Conditions:		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