DS18B20 Programmable Resolution 1-Wire Digital Thermometer
Programmable Resolution 1-Wire Digital Thermometer TO-92
Aliase:DS18B20+, 1-Wire Temp Sensor, Waterproof Temp Sensor
TO-92 Pinout (Front View, flat face forward)
3 Pins
Pinout Table3
| Pin | Signal / Name | Type | Alternative Functions |
|---|---|---|---|
| 1 | GND | Ground | System Ground (0V) |
| 2 | DQ | Digital | 1-Wire Data I/O (requires 4.7kΩ pull-up to VDD; supports parasitic power mode when VDD tied to DQ) |
| 3 | V_DD | Power | Positive Power Supply |