【Decription】AHT21B is an integrated temperature sensor module developed based on AHT21. The product is equipped with a newly designed ASIC dedicated chip, an improved MEMS semiconductor capacitive humidity sensor and a standard on-chip temperature sensor. The PCB adopts the metal-sinking process.
【Feature】Output calibrated digital signal, simple standard IC format, with calibration-free, fast response, strong anti-interference ability, high precision, high quality, high stability, performance to reach the international level.
【Application】Widely used in consumer, electronic, medical, automotive, industrial, meteorological and other fields, such as: HVAC, dehumidifier, refrigerator and other home appliances, test and detection equipment and other related temperature and humidity detection and control products.
【Specification】Model: AHT21B. Power supply voltage: DC: 2.2~5.5V.Measuring range: Temperature :-40~+80°C, Humidity :0~100%RH. Measurement precision: Temperature: 0.5°C Humidity: 3%RH(25°C). Resolution: Temperature :0.01°C, Humidity :0.024%RH. Output signal: I2C signal.
Product From USA