Description
The AHT20 is a high-precision but low-cost temperature and humidity sensor, which is equipped with an improved MEMS semiconductor capacitive humidity sensor element. It features a standard I2C interface and a wide voltage supply of 2V-5V. And with the simple peripheral circuit, it performs stably even in harsh environments in the measuring range of -40℃ ~ ＋85℃.
This sensor can be widely used for measuring the environmental temperature and humidity of home electronic equipment, the temperature and humidity of automobiles, and so on.
Features:
- Digital output, I2C interface
- Excellent long-term stability
- Fast response, strong anti-interference, and adaptability
- Gravity interface, simple wiring, no soldering required
Specifications:
- Operating Voltage: DC2V-5V
- Output Signal: I2C
- I2C Address: 0x38
- Dimension: 30mm×20.5mm/1.18×0.81″
- Resolution: 0.024 %RH
- Accuracy Error: ±2 %RH
- Repeatability: ±0.1 %RH
- Hysteresis: ±1 %RH
- Non-linear: ±0.1 %RH
- Response Time: 8S
- Operating Range: 0~100 %RH
- Long-term Drift: ＜0.5 %RH/yr
- TEMP Resolution: 0.01℃
- TEMP Accuracy Error: ±0.3℃
- TEMP Repeatability: ±0.1℃
- Hysteresis: ±0.1℃
- Response Time: minimum 5S, maximum 30S
- Operating Range: -40℃~85℃
- Long-term Drift: ＜0.04℃/yr
Package Includes:
1 x DFRobot Gravity AHT20 Temperature and Humidity Sensor
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