# AHT30 (Component) ## Description Fully calibrated temperature and humidity sensor with digital output and I²C interface The AHT30 is a high-precision digital temperature and humidity sensor developed by AOSONG Electronics. It integrates a capacitive humidity sensing element, a temperature sensor, and a dedicated ASIC in a compact DFN package. The device provides fully calibrated digital output through an I²C interface, offering low power consumption, excellent long-term stability, and reliable performance in demanding environmental conditions. It is widely used in smart home devices, HVAC systems, industrial controls, weather monitoring equipment, IoT devices, and consumer electronics. Key Features Fully calibrated digital temperature and humidity sensor I²C digital communication interface Relative humidity measurement range: 0% to 100% RH Temperature measurement range: -40°C to +85°C High accuracy: up to ±2% RH and ±0.3°C (typical) Wide operating voltage: 2.2 V to 5.5 V Low power consumption Fast response time Excellent long-term stability Strong anti-interference capability Compact DFN package suitable for reflow soldering Optimized ASIC with improved MEMS sensing technology Applications Smart home and IoT devices HVAC and air quality monitoring Weather stations Consumer electronics Medical equipment Industrial monitoring and control systems Refrigerators, dehumidifiers, and air conditioners Hashtags #AHT30 #AOSONG #TemperatureSensor #HumiditySensor #EnvironmentalSensor #I2C #MEMS #SmartHome #IoT #HVAC #IndustrialAutomation #WeatherMonitoring #EmbeddedSystems #ElectronicsDesign #PCBDesign ## Component Details - **Owner:** adrian95 - **Created:** 6/24/2026 - **Last Updated:** 6/24/2026 - **Visibility:** Public - **Symbol Style:** parametric-v1 - **Manufacturer Name:** Aosong - **Manufacturer Part Number:** AHT30 - **Part Type:** Sensor - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/757128813fd7e82b2459172d3eb75ee1a22b05dd391f10a4a8e0d11d3b73e797.pdf - **License:** https://creativecommons.org/licenses/by/4.0/ - **Part Type:** Sensors - **MPN:** AHT30 - **Mount Type:** Solder - **Package / Case Code:** TO - **Pin Count:** 6 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | NC | | | 2 | VDD | | | 3 | SCL | | | 4 | SDA | | | 5 | GND | | | 6 | NC | | --- *Generated from [https://www.flux.ai/adrian95/aht30~yjh](https://www.flux.ai/adrian95/aht30~yjh)*