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Name: SHT21P
Brand: Sensirion AG
SKU: SHT21P
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 SHT21P

Part No.:: SHT21P

Manufacturer:: Sensirion AG

Package:: 6-TDFN Exposed Pad

Datasheet:: SHT21P.pdf

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

In Stock:: 470

Quantity:: Add To Cart

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SHT21P Specifications

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

SHT21P this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including SHT21P 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 SHT21P 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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SHT21P information

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SHT21P Typical application Circuitry

SHT21P

SHT21P Chip: Functions, Applications, Parameters, and Detailed Circuit Design.

Functionality of SHT21P:

The SHT21P is a sensor chip primarily designed for measuring humidity and temperature. This chip is known for its high reliability and excellent long-term stability, making it a preferred choice in various environmental sensing applications.

Application Scenarios:

The SHT21P finds its use in numerous scenarios, such as weather stations, home automation systems, medical devices, and industrial control systems. Its ability to provide accurate readings under varying environmental conditions makes it versatile.

Parameter Features:

Key parameters of the SHT21P include:

- High-precision humidity measurement: Typically within ±2% RH.

- Temperature accuracy: Generally within ±0.3°C.

- Low power consumption: Suitable for battery-operated systems.

- I2C communication interface: Simplifies integration with microcontrollers.

Detailed Circuit Design for Home Automation System:

- Power Supply Connection: Connect the VDD pin of the SHT21P to a 3.3V power supply. Ensure a stable voltage source to maintain accuracy.

- Grounding: Connect the GND pin to the system ground.

- Data Communication: The SHT21P uses an I2C interface. Connect the SDA (Serial Data) and SCL (Serial Clock) pins to corresponding I2C pins on a microcontroller like Arduino or Raspberry Pi.

- Pull-up Resistors: Place 10kΩ pull-up resistors on both SDA and SCL lines for proper I2C communication.

- Programming Pins: For firmware uploading, connect TX and RX pins of the microcontroller to the corresponding RX and TX pins of a USB-to-serial converter.

- Bypass Capacitor: Place a 0.1µF capacitor close to the VDD pin of the SHT21P to filter out noise.

Design Considerations:

When designing a circuit with the SHT21P, consider:

- Environmental Conditions: Ensure the sensor is placed in a location that represents the environment accurately without being affected by external heat sources.

- Electromagnetic Interference (EMI): Keep the sensor away from high EMI sources to prevent inaccurate readings.

- Cable Lengths: In I2C communication, long cables can introduce signal degradation. Keep cable lengths as short as practical.

- Calibration: Regular calibration ensures long-term accuracy of the sensor.

In summary, the SHT21P is a high-precision humidity and temperature sensor suitable for a range of applications, particularly in areas requiring accurate environmental monitoring. Its integration into systems like home automation requires careful consideration of power supply, data communication protocols, and environmental factors affecting sensor performance.

SHT21P FAQ

1. How to order SHT21P 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 SHT21P is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SHT21P. All suppliers must pass our qualification reviews before they can publish their products including SHT21P on icwhale.com; we pay more attention to the channels and quality of SHT21P products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the SHT21P price and inventory displayed accurate?

The price and inventory of SHT21P 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 SHT21P?

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 SHT21P we delivered, we will accept the replacement or return of the SHT21P 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 SHT21P.

(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