AHT15 Digital Temperature and Humidity Sensor Module

The AHT15 Digital Temperature and Humidity Sensor Module is a compact sensor module with a standard pitch plug type connector. It uses a waterproof and dustproof PTFE membrane, helping preserve RH measurement response time while supporting use in harsh environmental conditions. The module is designed for temperature and humidity detection and control applications. It features I2C communication and a compact form factor for electronics and automation projects.

Features of AHT15 Digital Temperature and Humidity Sensor Module

• I2C communication
• 0x38 I2C address
• Waterproof and dustproof PTFE membrane
• Standard pitch plug type
• Compact sensor module

Specifications of AHT15 Digital Temperature and Humidity Sensor Module

• Communication protocol: I2C
• I2C Address: 0x38
• Supply Voltage: 1.8V~3.6V DC
• Measuring Temperature Range: -40°C ~ +85°C
• Measuring Humidity Range: 0~100%RH
• Humidity Accuracy: ±2% RH (25°C)
• Temperature Accuracy: ±0.3°C
• Temperature Repeatability: ±0.1°C
• Temperature Hysteresis: ±0.1°C
• Temperature Response time: 5~30s
• Temperature Long-term drift: ±0.04°C/yr
• Humidity Range: 0~100%RH
• Humidity Accuracy: ±2% RH (25°C)
• Humidity Repeatability: ±0.1% RH
• Humidity Hysteresis: ±1% RH
• Humidity Non-linearity: 0.1% RH
• Humidity Response time: 8s
• Humidity Long-term drift: ±0.5% RH/yr
• Dimensions: 17 x 6 x 2.3mm

How to Use AHT15 Digital Temperature and Humidity Sensor Module

1. Connect the module using the standard pitch plug type connector.
2. Use the I2C interface with address 0x38.
3. Power the module within the 1.8V~3.6V DC supply range.

More Info

• Suitable for temperature and humidity detection and control.
• Application range: HVAC, dehumidifiers, test and inspection equipment, consumer goods, automotive, automatic control, data loggers, weather station, home appliances, humidity regulation, medical and other related temperature and humidity detection and control.