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DS18B20 Temperature Sensor
$0.2000
In stock
SKU
SEN-10-012
Volume discounts:
- +100 5 % $0.1900
- +1000 10 % $0.1800
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DS18B20 Temperature Sensor - Waterproof Probe, 1m Previous 
DS18B20 Temperature Sensor is a digital thermometer for temperature measurement in electronics and robotics projects. It supports 1-Wire communication and provides digital output for microcontroller integration. The sensor measures temperature from -55°C to +125°C and offers user-selectable 9-bit to 12-bit resolution. It includes a unique 64-bit serial code for each device, which supports multiple sensors on the same 1-Wire bus. The sensor can be connected with a 4.7 kΩ resistor for simple wiring.
Features of DS18B20 Temperature Sensor
- Digital temperature output
- 1-Wire communication
- User-selectable resolution
- Unique 64-bit serial code
- Multiple sensors on one line
- 3-pin connection
- 4.7 kΩ resistor connection
Specifications of DS18B20 Temperature Sensor
- Input Voltage: 3V ~ 5.5V
- Output Type: Digital
- Temperature Range: -55°C ~ +125°C
- Accuracy: ±0.5°C (at -10°C ~ +85°C)
- Resolution: 9 ~ 12 bits (user-selectable)
- Interface: 1 Wire
- Pin Number: 3 Pin
- Form Factor: Small cylindrical package with three leads (VDD, GND, and data)
- Temperature Conversion Time: 750ms (max.)
- User-Definable Nonvolatile Alarm Settings
- Parasite Power Support
How to Use DS18B20 Temperature Sensor
- Connect the sensor to VDD, GND, and DATA.
- Use a 4.7 kΩ resistor on the data line.
- Read temperature data through the 1-Wire interface.
More Info
- Suitable for Arduino, Raspberry Pi, and other microcontrollers.
- Supports multiple sensors on a shared 1-Wire bus.
| Platform | Arduino Uno,Raspberry Pi 4 |
|---|---|
| Interface Type | Digital |
| Operating Voltage (V) | 3 to 5.5V |
| Operating Current (mA) | 1.5mA (max) |
| Operating Temp (°C) | -55 to 125 |
| Dimensions (mm) | Small cylindrical package (TO-92) |
| Mounting Type | THT (Through Hole) |
| IP Rating | None |
| Output Type | Digital |
| Accuracy | ±0.5°C (at -10°C to +85°C) |
| Resolution | 9 to 12 bits (user-selectable) |
| Response Time | 750ms (max) |
| Measurement Range | -55 to +125°C |
| Environmental Parameter | Temperature |
| Probe Type | Probe Style |
| Chipset | DS18B20 |
| Relay Output | No |
| Protocols | 1-Wire |
| Temp Accuracy | ±0.5°C |
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