605-00008 Parallax Integrated Circuit (Other) In Stock
Parallax 605-00008 is a CH4 (methane) gas sensor module for air quality monitoring, capable of detecting natural gas concentrations with an analog output suitable for direct microcontroller ADC input. Key specs: methane-sensitive electrochemical cell, 5 V operating voltage, low-cost SMD-compatible footprint. Available from stock with worldwide shipping.
- Manufacturer
- Parallax
- Package
- Other
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- 605-00008 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- CH4-specific gas sensing element targets methane and natural gas detection for home safety and industrial leak monitoring applications
- Analog voltage output proportional to methane concentration enables direct connection to microcontroller ADC inputs without external signal conditioning
- 5 V supply voltage operation makes the sensor compatible with Arduino, Propeller, and other 5 V development platforms out of the box
- Compact module footprint integrates sensing cell and supporting circuitry, reducing external component count for rapid prototyping and low-volume production
Applications
The Parallax 605-00008 is designed for residential and commercial natural gas (CH4) leak detection systems, embedding into smart home hubs, standalone gas alarms, and maker-grade air quality monitoring stations. Its analog output allows beginner-friendly integration with microcontroller platforms such as Arduino and Parallax Propeller, reading methane concentration levels through a standard 10-bit ADC with a 5 V reference. The sensor is also used in educational robotics kits and environmental data-logging projects requiring low-cost gas sensing capabilities.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What gas species does the Parallax 605-00008 sensor detect, and in what concentration range is it most effective?
The 605-00008 targets methane (CH4) and other combustible natural gases, providing a measurable analog output across CH4 concentrations typically from 200 ppm to 10000 ppm in air, making it effective for detecting natural gas leaks at levels well below the 5% lower explosive limit.
How does the analog output of the Parallax 605-00008 interface with a 5 V microcontroller ADC?
The sensor produces a 0 V to 5 V analog voltage proportional to CH4 concentration that connects directly to a 10-bit or 12-bit ADC pin on a 5 V microcontroller such as an Arduino Uno, yielding a digital resolution of approximately 5 mV per count to distinguish subtle concentration changes in ambient air monitoring applications.
In which maker and educational projects is the Parallax 605-00008 a commonly used gas sensor?
The 605-00008 is popular in Arduino and Parallax Propeller-based home automation projects for natural gas alarms, classroom air quality demonstrations, and greenhouse monitoring systems where detecting methane or combustible gas concentrations above 200 ppm triggers a buzzer, LED alert, or data log event.
What warm-up time does a CH4 gas sensor like the Parallax 605-00008 require before readings stabilize?
Catalytic-bead and metal-oxide CH4 sensors of this type typically require a preheat period of 20 seconds to 3 minutes at 5 V supply before the output stabilizes within 5% of its steady-state value, and users should allow this warm-up phase in firmware before sampling the ADC to avoid false high-concentration readings at startup.
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