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Part Number
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MQ303A |
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Manufacturer
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ETC |
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Description
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Alcohol Sensor |
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Published
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Feb 25, 2015 |
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Detailed Description
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MQ303A Alcohol Sensor
Character * High sensitivity * Fast response and resume * Long life and low cost * Mini Size
Appli...
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|
Datasheet
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MQ303A
|
Overview
MQ303A Alcohol Sensor
Character * High sensitivity * Fast response and resume * Long life and low cost * Mini Size
Application MQ303A is semiconductor sensor is for Alcohol detection, It has good sensitivity and fast response to alcohol, suitable for portable alcohol detector.
Configuration Technical Data
Model No.
MQ303A
Sensor Type
Semiconductor
Standard Encapsulation
Metal
Detection Gas
Alcohol
Concentration
20-1000ppm Alcohol
Heater Voltage V H Loop Voltage Vc
0.
9V ± 0.
1V AC or DC ≤6V DC
Standard Circuit
Conditions
Load
RL
Resistance
Heater Resistance
RH
Adjustable 4.
5Ω ± 0.
5 Ω（Room Tem.
）
Heater Current Heater Power
Sensor Consumption
IH PH
PS
120±20mA ≤ 140 mW
≤10 ...
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