DHT20

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DHT20

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Spezifikationen

Manufacturer Aosong (Guangzhou) Elec
Package SIP-4

Übersicht

Description

The DHT20 is a digital temperature and humidity sensor designed for precise environmental monitoring. It features a compact design, making it suitable for various applications, including weather stations, HVAC systems, and smart home devices. The sensor operates with a wide measurement range, typically from -40°C to 80°C for temperature and 0% to 100% relative humidity.
Key specifications include:
- Digital Output: The DHT20 uses a single-wire digital interface, simplifying connectivity with microcontrollers like Arduino and Raspberry Pi.
- Low Power Consumption: It is energy-efficient, making it ideal for battery-powered applications.
- High Accuracy: It offers accurate readings, with typical temperature accuracy of ±0.5°C and humidity accuracy of ±2% RH.
The DHT20 is particularly valued for its reliability, ease of use, and ability to operate in a variety of environmental conditions, making it a popular choice for both hobbyist and professional projects in environmental monitoring and automation.

Features

The DHT20 is a digital temperature and humidity sensor known for its accuracy and reliability. Key features include:
1. Measurement Range: It typically measures temperature from -40°C to 80°C and humidity from 0% to 100% RH.
2. Accuracy: Offers high precision with temperature accuracy around ±0.5°C and humidity accuracy of ±2% RH.
3. Low Power Consumption: Designed for energy-efficient operation, making it suitable for battery-powered applications.
4. Digital Output: Provides a digital signal (I2C interface), simplifying integration with microcontrollers and reducing the need for analog-to-digital conversion.
5. Compact Size: Its small form factor allows for easy placement in tight spaces.
6. Fast Response Time: Quick measurement updates enable real-time monitoring.
7. Robustness: Resistant to dust and moisture, enhancing durability in various environments.
Overall, the DHT20 is ideal for applications in home automation, HVAC systems, and environmental monitoring.

Package

The DHT20 sensor is typically packaged in a compact surface-mount device (SMD) format. It features a small footprint, which is ideal for integration into various electronic applications. The package design allows for easy handling and soldering onto circuit boards, ensuring efficient thermal and electrical performance.

Pinout

The DHT20 is a digital temperature and humidity sensor with a total of 4 pins. Here’s a brief overview of each pin's function:
1. VCC (Pin 1): This pin is connected to the positive voltage supply, typically 3.3V to 5V.

2. GND (Pin 2): This pin is connected to the ground.
3. Data (Pin 3): This is the data output pin used for communication. It sends the digital signals of temperature and humidity to the microcontroller.
4. NC (Pin 4): This pin is not connected (No Connection) and is typically unused.
The DHT20 sensor communicates via a single-wire protocol, making it easy to interface with microcontrollers like Arduino and Raspberry Pi for environmental monitoring applications. It provides accurate measurements of both temperature and humidity.

Manufacturer

The DHT20 is manufactured by DFRobot, a Chinese company specializing in the design and production of open-source hardware and electronic components. Founded in 2008, DFRobot focuses on providing innovative solutions for education, robotics, and IoT (Internet of Things) applications. The company offers a wide range of products, including sensors, modules, and development boards, aimed at makers, educators, and professionals. DFRobot is known for its commitment to quality and user-friendly designs, catering to both hobbyists and commercial developers in the technology and electronics sectors.

Application

The DHT20 is commonly used in applications requiring accurate temperature and humidity sensing, such as HVAC systems, smart home devices, weather stations, agriculture monitoring, and industrial automation. Its digital output makes it suitable for microcontroller integration in IoT projects, ensuring efficient data transmission and real-time environmental monitoring.

Equivalent

Equivalent products to the DHT20 chip include the DHT11, DHT22 (AM2301), SHT20, and BME280 sensors. These alternatives measure temperature and humidity, with varying accuracy and features. The DHT11 is a lower-cost option, while the DHT22 offers better precision. The SHT20 and BME280 provide additional environmental sensing capabilities, including pressure (BME280) and improved humidity measurements.

Versand

VersandmethodenWir

bieten Sie globale Versanddienstleistungen durch DHL, FedEx, TNT, UPS oder einen anderen Spediteur Ihrer Wahl.


Versandgebührenreferenz (DHL/FedEx):

DHL: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 2-5 Werktagen.

von FedEx: Versandkosten reichen von $25-$40 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

UPS: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

TNT: Versandkosten reichen von $25-$65 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

EMS: Versandkosten reichen von $30-$50 (0.5kg), mit einer geschätzten Lieferzeit von 7-15 Werktagen.

Registrierte Luftpost: Versandkosten sind $ 2- $ 4 (0,1 kg), mit einer geschätzten Lieferzeit von 5-20 Werktagen.

Zahlungen

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