AHT20

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AHT20

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Specifications

Manufacturer Aosong (Guangzhou) Elec
Package SMD

Overview

Description

The AHT20 is a digital temperature and humidity sensor designed for precise environmental monitoring. It utilizes a single-chip design for accurate measurements, making it suitable for various applications such as HVAC systems, smart home devices, and industrial settings. The AHT20 features an I2C interface for easy integration with microcontrollers and other digital systems, allowing for efficient data communication.
Key specifications include a temperature range of -40°C to 85°C and humidity measurement from 0% to 100% relative humidity, with a typical accuracy of ±0.3°C for temperature and ±2% for humidity. The sensor is compact and offers low power consumption, making it ideal for battery-operated devices.
Additionally, the AHT20 has built-in compensation for temperature and humidity variations, ensuring stable readings over time. Its simple setup and robust performance make it a popular choice for developers and engineers looking to incorporate environmental sensing capabilities into their projects.

Features

The AHT20 is a digital humidity and temperature sensor known for its accuracy and versatility. Key features include:
1. Accuracy: Provides temperature measurements with a precision of ±0.3°C and humidity measurements with ±2% RH.

2. Operating Range: Temperature range of -40°C to 85°C and humidity range of 0% to 100% RH.
3. I2C Interface: Utilizes the I2C communication protocol, making it easy to integrate with microcontrollers and other devices.
4. Low Power Consumption: Designed for energy efficiency, suitable for battery-powered applications.
5. Built-in Calibration: Factory-calibrated for reliable performance without the need for user calibration.
6. Compact Size: Small form factor, ideal for space-constrained applications.
7. Fast Response Time: Quick response to changes in temperature and humidity, enhancing real-time monitoring.
8. Multiple Applications: Suitable for HVAC systems, weather stations, and smart home devices.
These features make the AHT20 a popular choice for various environmental monitoring projects.

Package

The AHT20 is packaged in a compact, surface-mount dual in-line package (DIP) form factor. This design facilitates easy integration onto PCBs for applications in environmental monitoring and control systems.

Pinout

The AHT20 is a digital temperature and humidity sensor with a total of 4 pins. Here are the pin assignments and their functions:
1. VCC: This pin is used to supply power to the sensor, typically requiring a voltage between 1.8V and 5.5V.
2. GND: This is the ground pin, which is connected to the system’s ground.
3. SDA: The Serial Data Line is used for I2C communication. This pin carries the data to and from the sensor.
4. SCL: The Serial Clock Line is also part of the I2C interface, providing the clock signal for synchronizing data transmission.
The AHT20 is designed for high accuracy and fast response times in measuring temperature and humidity, making it suitable for various applications in HVAC, weather stations, and smart home systems.

Manufacturer

The AHT20 is manufactured by AHT Cooling Systems GmbH, an Austrian company specializing in the development and production of refrigeration and air conditioning technology. AHT Cooling Systems is known for its innovative solutions, particularly in commercial refrigeration and cooling systems for various applications, including food retail and display. The company emphasizes energy efficiency and sustainability in its products, catering to businesses that require reliable temperature management solutions.

Application

The AHT20 is primarily used for temperature and humidity sensing in various applications, including HVAC systems, environmental monitoring, smart home devices, industrial automation, and agricultural conditions. Its compact design and digital output make it suitable for integration into IoT devices, weather stations, and data loggers, enhancing control and automation in climate-sensitive environments.

Equivalent

The AHT20 chip, a digital humidity and temperature sensor, has several equivalent products including the SHT30, SHT31, and SHT40 from Sensirion, as well as the BME280 from Bosch and the HTU21D from TE Connectivity. These alternatives offer similar performance in measuring temperature and humidity with digital output capabilities.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

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