仕様
| 属性 | 値 |
| Package / Case | Strip |
| Part Status | Active |
| Sensor Type | Humidity, Temperature |
| Humidity Range | 0 ~ 100% RH |
| Output Type | Digital |
| Output | 16b |
| Accuracy | ±1.5% RH |
| Response Time | 8 s |
| Voltage - Supply | 2.15V ~ 5.5V |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C ~ 105°C |
概要
Description
The SHT85 is a digital humidity and temperature sensor developed by Sensirion, a leading manufacturer of environmental and flow sensors. Known for its high precision and reliability, the SHT85 integrates a capacitive humidity sensor and a band-gap temperature sensor with an analog-to-digital converter on a single chip. This compact sensor features I²C interface for easy integration with microcontrollers and other digital systems.
Key features of the SHT85 include a wide operating range, high accuracy, and long-term stability. The sensor is well-suited for applications such as HVAC systems, data loggers, and industrial automation. Its robust design includes a PTFE membrane filter that protects against dust and liquids, enhancing the sensor's longevity and performance.
The SHT85 also supports easy calibration and offers fast response times. Its small form factor and low power consumption make it ideal for use in battery-operated devices. Overall, the SHT85 is a versatile sensor providing reliable environmental measurements for various applications.
Key features of the SHT85 include a wide operating range, high accuracy, and long-term stability. The sensor is well-suited for applications such as HVAC systems, data loggers, and industrial automation. Its robust design includes a PTFE membrane filter that protects against dust and liquids, enhancing the sensor's longevity and performance.
The SHT85 also supports easy calibration and offers fast response times. Its small form factor and low power consumption make it ideal for use in battery-operated devices. Overall, the SHT85 is a versatile sensor providing reliable environmental measurements for various applications.
Equivalent
The SHT85 is a high-precision, digital humidity and temperature sensor by Sensirion. Equivalent products include:
1. Sensirion's SHTC3 - A smaller, cost-effective option with similar performance.
2. Bosch BME280 - A multi-functional sensor supporting humidity, temperature, and pressure measurements.
3. TE Connectivity HTU21D - Offers competitive accuracy for both humidity and temperature.
4. Honeywell HIH8120 - Known for accuracy and reliability in similar applications.
These alternatives vary in functionality, package size, and communication protocols.
1. Sensirion's SHTC3 - A smaller, cost-effective option with similar performance.
2. Bosch BME280 - A multi-functional sensor supporting humidity, temperature, and pressure measurements.
3. TE Connectivity HTU21D - Offers competitive accuracy for both humidity and temperature.
4. Honeywell HIH8120 - Known for accuracy and reliability in similar applications.
These alternatives vary in functionality, package size, and communication protocols.
Features
The SHT85 is a high-precision sensor module designed for measuring relative humidity and temperature. It features a digital I2C interface for easy integration with microcontrollers and other digital systems. The sensor offers high accuracy, with a typical humidity accuracy of ±1.5% RH and temperature accuracy of ±0.1°C. It operates over a wide temperature range from -40°C to 125°C and a humidity range of 0% to 100% RH.
The SHT85 is equipped with a protective membrane, enhancing its robustness and ensuring reliable performance in challenging environments by shielding it from dust and contaminants. It has a fast response time and low power consumption, making it suitable for battery-operated devices.
Additionally, the SHT85 features a reflow solderable design, which simplifies PCB assembly. Its small form factor and modular design help in easy integration into compact applications. The sensor also includes a serial communication protocol that supports easy calibration and data processing. Overall, the SHT85 is ideal for applications requiring precise environmental monitoring, such as HVAC systems, data loggers, and wearable devices.
The SHT85 is equipped with a protective membrane, enhancing its robustness and ensuring reliable performance in challenging environments by shielding it from dust and contaminants. It has a fast response time and low power consumption, making it suitable for battery-operated devices.
Additionally, the SHT85 features a reflow solderable design, which simplifies PCB assembly. Its small form factor and modular design help in easy integration into compact applications. The sensor also includes a serial communication protocol that supports easy calibration and data processing. Overall, the SHT85 is ideal for applications requiring precise environmental monitoring, such as HVAC systems, data loggers, and wearable devices.
Pinout
The SHT85 is a digital humidity and temperature sensor with a 6-pin design. Here is a concise overview of its pin count and functions:
1. Pin 1 (GND): Ground - This pin serves as the ground reference for the sensor.
2. Pin 2 (VDD): Supply Voltage - This pin is used to power the sensor, typically with a supply voltage between 2.4V and 5.5V.
3. Pin 3 (SDA): Serial Data - This pin is used for data input and output. It is part of the I²C communication interface.
4. Pin 4 (SCL): Serial Clock - This pin is used to provide the clock signal for I²C communication.
5. Pin 5 (ALERT): Alert - This optional pin can be used to output a signal when pre-defined humidity or temperature limits are exceeded.
6. Pin 6 (NC): Not Connected - This pin is not used and should remain unconnected or connected to ground.
The SHT85 is designed for applications requiring high accuracy and reliability in humidity and temperature measurements, employing an I²C interface for easy integration with microcontrollers.
1. Pin 1 (GND): Ground - This pin serves as the ground reference for the sensor.
2. Pin 2 (VDD): Supply Voltage - This pin is used to power the sensor, typically with a supply voltage between 2.4V and 5.5V.
3. Pin 3 (SDA): Serial Data - This pin is used for data input and output. It is part of the I²C communication interface.
4. Pin 4 (SCL): Serial Clock - This pin is used to provide the clock signal for I²C communication.
5. Pin 5 (ALERT): Alert - This optional pin can be used to output a signal when pre-defined humidity or temperature limits are exceeded.
6. Pin 6 (NC): Not Connected - This pin is not used and should remain unconnected or connected to ground.
The SHT85 is designed for applications requiring high accuracy and reliability in humidity and temperature measurements, employing an I²C interface for easy integration with microcontrollers.
Manufacturer
The SHT85 is manufactured by Sensirion, a company based in Switzerland. Sensirion is known for developing and producing high-quality sensor solutions. The company specializes in environmental and flow sensors, including humidity, temperature, gas, and liquid flow sensors. Sensirion's products are used in various applications across industries such as automotive, medical, consumer electronics, and industrial processes. The SHT85, in particular, is a digital humidity and temperature sensor known for its accuracy, reliability, and easy integration into applications. Sensirion is recognized for its innovative technologies and contributions to improving measurement capabilities in various fields.
Application
The SHT85 is a high-precision digital humidity and temperature sensor used in various applications. It is commonly employed in HVAC systems for climate control and monitoring. Additionally, it is used in industrial automation for process control, ensuring optimal conditions for manufacturing and storage. The sensor is also applicable in data centers to maintain the proper environmental conditions for servers. In agriculture, it helps monitor and control greenhouse environments. Furthermore, the SHT85 is useful in consumer electronics, offering precise environmental monitoring for smart home devices. Its robust performance and accuracy make it suitable for any application requiring reliable humidity and temperature sensing.
Package
The SHT85 is a digital humidity and temperature sensor from Sensirion, packaged in a reflow solderable dual flat no-leads (DFN) package. It features a robust design with a pin-type connector for easy integration and a protective membrane against dust and water, enhancing its suitability for various applications requiring precise environmental measurements.
