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HomeProductsSensors, TransducersHumidity, Moisture SensorsSI7021-A20-IM1R
SI7021-A20-IM1R Image
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See specifications for product details.

SI7021-A20-IM1R - Silicon Labs

Manufacturer Part Number
SI7021-A20-IM1R
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-SI7021-A20-IM1R
ECAD Model
Parts Description
SENS HUMID/TEMP 3.6V I2C 3% 6DFN
Detailed Description
Package
6-WDFN Exposed Pad
Data sheet
Si7021-A20.pdf
Si7021-A20.pdf
RoHs Status
RoHS Compliant
In stock: 5185

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Quantity

Specifications

SI7021-A20-IM1R Tech Specifications
Silicon Labs - SI7021-A20-IM1R technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - SI7021-A20-IM1R

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply 1.9V ~ 3.6V  
Supplier Device Package 6-DFN (3x3)  
Series -  
Sensor Type Humidity, Temperature  
Sensitivity -  
Response Time 18 s  
Package / Case 6-WDFN Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type I²C  
Output 12b  
Operating Temperature -40°C ~ 125°C  
Mounting Type Surface Mount  
Humidity Range 0 ~ 100% RH  
Base Product Number SI7021  
Accuracy ±3% RH  

Parts Introduction

Manufacturer Part Number

SI7021-A20-IM1R

Manufacturer

Energy Micro (Silicon Labs)

Introduction

The SI7021-A20-IM1R is a digital humidity and temperature sensor from Energy Micro (Silicon Labs), providing accurate and reliable measurements.

Product Features and Performance

Measures humidity from 0 to 100% RH with ±3% RH accuracy

Measures temperature from -40°C to 125°C

Fast response time of 18 seconds

12-bit digital output

Low power consumption

Product Advantages

Compact 6-DFN (3x3) package

Wide operating temperature range from -40°C to 125°C

RoHS compliant

Key Technical Parameters

Supply voltage: 1.9V to 3.6V

Operating temperature: -40°C to 125°C

Humidity range: 0 to 100% RH

Accuracy: ±3% RH

Response time: 18 seconds

Output: 12-bit digital

Quality and Safety Features

RoHS compliant

Meets industry quality standards

Compatibility

Surface mount package for easy integration

Compatible with a wide range of applications and systems

Application Areas

Humidity and temperature monitoring in various industries

HVAC systems

Weather stations

Appliances

Industrial equipment

Consumer electronics

Product Lifecycle

This product is currently in active production and is not nearing discontinuation.

Replacement or upgrade options may be available from the manufacturer.

Key Reasons to Choose This Product

Accurate and reliable humidity and temperature measurements

Fast response time

Wide operating temperature range

Low power consumption

Compact and easy to integrate package

RoHS compliance for environmental safety

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs SI7021-A20-IM1R

Product Attribute SI7021-A20-IM1R SI7034-A10-IMR SI7013-A20-IM1 SI7022-A10-IM1
Part Number SI7021-A20-IM1R SI7034-A10-IMR SI7013-A20-IM1 SI7022-A10-IM1
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Voltage - Supply 1.9V ~ 3.6V 1.8V 1.9V ~ 3.6V 1.9V ~ 3.6V
Output Type I²C I²C I²C PWM
Base Product Number SI7021 - - -
Output 12b 11b 12b 11b
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Package Tape & Reel (TR) Tape & Reel (TR) Strip Strip
Supplier Device Package 6-DFN (3x3) 6-QFN (2x2) 10-DFN (3x3) 6-DFN (3x3)
Package / Case 6-WDFN Exposed Pad 6-WQFN 10-WFDFN Exposed Pad 6-WDFN Exposed Pad
Humidity Range 0 ~ 100% RH 0 ~ 100% RH 0 ~ 100% RH 0 ~ 100% RH
Sensitivity - - - -
Series - - - -
Accuracy ±3% RH ±3% RH ±3% RH ±3% RH
Response Time 18 s 18 s 18 s 18 s
Sensor Type Humidity, Temperature Humidity, Temperature Humidity, Temperature Humidity, Temperature

SI7021-A20-IM1R Datasheet PDF

Download SI7021-A20-IM1R pdf datasheets and Silicon Labs documentation for SI7021-A20-IM1R - Silicon Labs.

Datasheets
Si7021-A20.pdf
PCN Packaging
Labeling Change 14/Dec/2021.pdf Mult Dev Label Chgs 20/Oct/2021.pdf
PCN Assembly/Origin
Site Change 18/Jan/2022.pdf
PCN Design/Specification
Humidity Sensor Update 15/Sep/2015.pdf PB-1506261 26/Jun/2015.pdf
PCN Other
PCN-1506262 26/Jun/2015.pdf
HTML Datasheet
Si7021-A20.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SI7021-A20-IM1R Image

SI7021-A20-IM1R

Silicon Labs
32D-SI7021-A20-IM1R

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