About this item

The SEN-13763 Humidity and Temperature Sensor Breakout – Si7021 by SparkFun is a compact and precise digital sensor designed for environmental monitoring applications. Utilizing the Si7021 chip, it offers accurate measurements of relative humidity and temperature over a wide range, with typical humidity accuracy of ±3% RH and temperature accuracy of ±0.4°C. Operating within a voltage range of 1.9V to 3.6V, the sensor communicates via I²C, making it compatible with various microcontrollers. Its low power consumption and small form factor make it ideal for portable and battery-powered devices, such as weather stations and HVAC systems. The breakout board includes built-in pull-up resistors for I²C lines, simplifying integration into projects. Additionally, the Si7021 features a PTFE filter that protects the sensor from moisture and particulates, ensuring reliable performance in diverse environments.

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