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Name: SHT21S
Brand: Sensirion AG
SKU: SHT21S
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Sensirion AG SHT21S

Part No.:: SHT21S

Manufacturer:: Sensirion AG

Package:: 6-TDFN Exposed Pad

Datasheet:: SHT21S.pdf

Description:: SENSOR HUMID/TEMP 3V SDM 2% SMD

In Stock:: 126

Quantity:: Add To Cart

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SHT21S Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
SensorType:
Humidity, Temperature
HumidityRange:
0 ~ 100% RH
OutputType:
SDM
Output:
12b
Accuracy:
±2% RH
ResponseTime:
8 s
Sensitivity:
-
Voltage-Supply:
2.1V ~ 3.6V
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 125°C

SHT21S this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including SHT21S price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for SHT21S to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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SHT21S information

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SHT21S Typical application Circuitry

SHT21S

The SHT21Sis a digital humidity and temperature sensor that offers a precise and reliable solution for measuring these parameters in various applications. Its functionality, application scenarios, parameters, and a detailed example of circuit connection for a specific application will be discussed.

Functionality of SHT21S:

- Key Feature: The SHT21S is known for its high accuracy, low power consumption, and I2C interface compatibility.

- Temperature and Humidity Sensing: This sensor is perfect for environmental monitoring because it gives real-time information on both relative humidity and temperature.

Application Situations:

1. Home automation:Adding humidity and temperature control to HVAC systems.

2. Industrial Monitoring: Used in warehouses and factories to ensure optimal conditions for machinery and stored goods.

3. Agricultural Applications:Monitoring greenhouse conditions to ensure optimal growth of crops.

Parameter Features:

- Accuracy: High precision in measuring humidity (±2% RH) and temperature (±0.3°C).

- Operating Range: Typically operates within a wide range of temperatures and humidity levels.

- Interface: Communicates via an I2C interface, making it compatible with many microcontrollers.

Detailed Circuit Connection (Example: Home Automation System):

- Power Supply: Connect VDD pin of SHT21S to a 3.3V supply on the microcontroller board.

- Ground Connection: Connect GND pin to the ground of the microcontroller.

- Data Line: SDA pin of SHT21S connects to the SDA line of the I2C bus on the microcontroller.

- Clock Line: The SCL pin is connected to the I2C bus's SCL line.

- Pull-up Resistors: To ensure steady I2C communication, connect pull-up resistors to both the SDA and SCL lines.

- Programming Interface: For programming the microcontroller, typically use pins like RX, TX, RESET, and GND.

- Sensor Configuration: Program the microcontroller to initialize and read data from the SHT21S sensor.

Design Considerations:

1. Power Stability:Ensure a stable power supply to avoid inaccurate readings.

2. I2C Bus Integrity: Properly set up the I2C bus with appropriate pull-up resistors.

3. Environmental Factors:Consider the sensor's placement to avoid direct sunlight or moisture, which can affect readings.

4. Microcontroller Compatibility:Ensure the microcontroller used is compatible with the I2C protocol and can be interfaced with the SHT21S.

Incorporating the SHT21Ssensor in applications like home automation requires careful planning around its electrical connections, power supply, and data communication protocols to ensure accurate and reliable performance.

SHT21S FAQ

1. How to order SHT21S on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that SHT21S is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SHT21S. All suppliers must pass our qualification reviews before they can publish their products including SHT21S on icwhale.com; we pay more attention to the channels and quality of SHT21S products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the SHT21S price and inventory displayed accurate?

The price and inventory of SHT21S fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of SHT21S?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SHT21S we delivered, we will accept the replacement or return of the SHT21S only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of SHT21S.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations