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Silicon Labs Digital Output Temperature & Humidity Sensor SI7021 Series, Serial-I2C, Surface Mount, ±0.4 °C, ±3 %RH SI7021

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Silicon Labs Digital Output Temperature & Humidity Sensor SI7021 Series, Serial-I2C, Surface Mount, ±0.4 °C, ±3 %RH SI7021

Name: Silicon Labs Digital Output Temperature & Humidity Sensor SI7021 Series, Serial-I2C, Surface Mount, ±0.4 °C, ±3 %RH SI7021
Brand: Silicon Labs
SKU: 134922
Price: 11.46 USD
Availability: InStock

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Category Temperature & Humidity Sensor Brand Silicon Labs Condition New

Specifications

Country of Origin	India
Accuracy	±0.4 °C, ±3 %RH
Brand	Silicon Labs
Height	750μm
Length	3mm
Model	SI7021
RH Range	0 to 100 %
Width	3mm
Mount Type	Surface
Output type	Digital
Series	SI7021
Maximum Operating Temperature	125°C
Package Type	DFN
Sub Type	Temperature & Humidity Sensor
Minimum Operating Temperature	-40°C
Interface Type	Serial-I2C
Pin Count	6
Maximum Supply Voltage	3.6V
Minimum Supply Voltage	1.9V
Wide operating voltage range	1.9 V to 3.6 V

Key Features

Operates with a wide voltage range from 1.9 V to 3.6 V.
High accuracy of ±0.4 °C for temperature and ±3 %RH for humidity readings.
Compact DFN package with dimensions 3 mm x 3 mm x 750 µm.
Surface mount design suitable for automated assembly.
On-chip calibration and signal conditioning for reliable data output.
Includes a pre-installed protective filter to enhance sensor durability.
Operating temperature range from -40 °C up to 125 °C.
Low power consumption ideal for battery-powered and portable applications.

Product Description

Silicon Labs SI7021 Series is a high-precision digital output temperature and humidity sensor designed for surface mount applications. This compact device integrates humidity and temperature sensing elements with an I2C serial interface, providing reliable and fully calibrated measurements.

The sensor operates within a voltage range of 1.9 V to 3.6 V and delivers an outstanding accuracy of ±0.4 °C for temperature and ±3 %RH for humidity, ensuring precise environmental readings. Encapsulated in a small 3 mm by 3 mm DFN package with a height of 750 µm, it supports surface mount assembly techniques.

The on-chip signal conditioning and calibration enhance the sensor's stability and accuracy, while a pre-installed protective filter safeguards the sensing element from contaminants. It performs over a wide temperature range, from -40 °C to 125 °C, making it suitable for various industrial and commercial environments.

This sensor is designed for integration via a serial I2C interface, simplifying communication with microcontrollers and embedded systems for applications including asset tracking, environmental monitoring, HVAC control, smart phones, tablets, and wireless sensor networks.

Wide operating voltage range of 1.9 V to 3.6 V. Surface mount DFN package measuring 3 mm x 3 mm x 750 µm. ±0.4 °C temperature and ±3 %RH humidity accuracy. On-chip calibration and signal conditioning. Pre-installed protective filter for durability.

Operating temperature from -40 °C to 125 °C. Low power consumption suitable for portable devices. I2C serial interface for easy integration. Applicable in industrial, commercial, and smart device environments.

This Silicon Labs sensor series is a reliable component choice for temperature and humidity detection in electronic systems. Explore more sensors and components within the Silicon Labs product range on EnvMart.

Explore more products in our Temperature & Humidity Sensor category.