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The DS18B20 Digital Temperature Sensor Module offers highly accurate temperature sensing with a simple one-wire digital interface, making it an ideal choice for Arduino, Raspberry Pi, and other microcontroller platforms. With support for multiple sensors on the same data line, this compact module is excellent for scalable temperature monitoring applications in embedded systems.
Capable of operating across a wide temperature range from -55°C to +125°C with an accuracy of ±0.5°C, the DS18B20 sensor allows developers to adjust resolution between 9 to 12 bits. Its digital output eliminates the need for analog-to-digital conversion, ensuring precision in every readout. The sensor communicates over a single data wire, making wiring and integration easy, even in complex projects with multiple sensors.
🔧 Key Features
- Digital Output – Accurate one-wire communication, no need for analog conversion
- Temperature Range – -55°C to +125°C with ±0.5°C accuracy
- Adjustable Resolution – 9 to 12-bit precision (default 12-bit = 0.0625°C)
- Compact Size – Fits in small enclosures and limited-space applications
- Arduino Compatible – Easily connects using a single data line and 4.7kΩ resistor
- Multiple Sensor Support – Can be daisy-chained on the same wire bus
📐 Technical Specifications
| Sensor Type | DS18B20 Digital Temperature Sensor |
| Interface | One-Wire Digital |
| Temperature Range | -55°C to +125°C |
| Accuracy | ±0.5°C (typical) |
| Resolution | 9–12 bits adjustable |
| Data Output | Digital |
| Wiring | Single data line with 4.7kΩ pull-up resistor |
| Power Supply | 3.0V – 5.5V DC |
| Mount Type | Module PCB |
| Compatibility | Arduino, ESP8266, Raspberry Pi, etc. |
📌 Applications
- Environmental Monitoring – Cold storage, server rooms, greenhouses
- Smart Homes – HVAC, thermal control, and automation systems
- Industrial Equipment – Cylinders, machines, and temperature-sensitive zones
- DIY Projects – Data logging, temperature alerts, and Arduino experiments
💡 Why Choose DS18B20 Module?
The DS18B20 Digital Temperature Sensor Module provides high-precision readings, efficient one-wire communication, and versatile use in a wide range of environments. Its robust temperature range and digital accuracy make it a top choice for embedded developers and electronics enthusiasts.
📦 Package Includes
- 1 × DS18B20 Digital Temperature Sensor Module
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