While there are many types of temperature sensors available in the market, the DS18B20 Arduino Temperature Sensor from DALLAS is the best choice in applications that require high accuracy and high reliability. Its ultra-small size, low hardware overhead, strong anti-interference capability, and high accuracy, together with other additional features make DS18B20 even more popular among users. For electronic enthusiasts and hobbyists, the DS18B20 is a good start for learning and developing temperature-dependent prototypes.

Features:

1. Digital temperature conversion and output
2. Advanced single-bus data communication
3. Maximum 12-bit resolution, accuracy up to ±0.5 degrees Celsius
4. Parasitic mode available
5. Temperature detection range: -55 ° C ~ +125 ° C (-67 ° F ~ +257 ° F)
6. Built-in EEPROM and temperature limit

Useful Links:

1. Wiki (Gravity: DS18B20 Temperature Sensor  (Arduino Compatible))
2. Schematics
3. DS18B20 Datasheet
4. One Wire Library for 18B20
5. DFR0024_SampleCode_V1