EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
SI7021-A20-GM Real Image
Same model may have multiple batches, images only for reference.

SI7021-A20-GM

Part No SI7021-A20-GM
Manufacturer Silicon Labs
Catalog Moisture Sensors, Humidity
Description SENS HUMI/TEMP 3.6V I2C 3% 6DFN / Humidity Temperature Sensor 0 ~ 100% RH I²C ±3% RH 18 s Surface Mount
Datasheet
SI7021-A20-GM Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Sensors, Transducers>Humidity, Moisture Sensors
Mfr Silicon Labs
Package Strip
Product Status Last Time Buy
Sensor Type Humidity, Temperature
Humidity Range 0 ~ 100% RH
Output Type I2C
Output 12b
Accuracy ±3% RH
Response Time 18 s
Voltage - Supply 1.9V ~ 3.6V
Mounting SMD (SMT)
Temperature Range - Operating -40°C ~ 85°C
Package / Case 6-WDFN Exposed Pad
Supplier Device Package 6-DFN (3x3)
Base Product Number SI7021
Other Names SI7021-A20-GM,336-3140-5
Standard Package 100
MSL Level 2 (1 Year)
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 1235469-SI7021-A20-GM
Ultra Librarian 3D Model Ultra Librarian SI7021-A20-GM CAD Model

Description

The SI7021-A20-GM is a humidity and temperature sensor designed by Silicon Labs.

  • Accuracy: ±3% RH
  • Humidity Range: 0 ~ 100% RH
  • Response Time: 18 s
  • Output Type: I2C
  • Output: 12b
  • Voltage Supply: 1.9V to 3.6V
  • Mounting: SMD (SMT) technology
  • Package/Case: 6-WDFN Exposed Pad
  • Supplier Device Package: 6-DFN (3x3)
  • Temperature Range: -40°C ~ 85°C
  • Ideal For: Use in various applications in the electronics industry.

You May Also Be Interested in

NE1617ADS-T Real Image
NE1617ADS-T
NXP / Nexperia
Need more? Email Us
MLX90632SLD-BCB-000-RE Real Image
MLX90632SLD-BCB-000-RE
Melexis Technologies NV
SENSOR DGTL -20C-85C 5SFN / Temperature Sensor Digital, Infrared (IR) -20°C ~ 85°C 5-SFN (3x3)
Lowest to $19.5208
HPP815A535
HPP815A535
TE Connectivity
VOUT RH/ TEMP MODULE, SIDE CONN
Need more? Email Us
SHT85 Real Image
SHT85
Sensirion AG
SENSOR HUMID/TEMP
Lowest to $27.6493
CC2D23 Real Image
CC2D23
Amphenol
SENSOR HUMI/TEMP 3.3V I2C 2% SMD
Lowest to $9.9508
AT30TS00-MAH-T Real Image
AT30TS00-MAH-T
Microchip Technology
SENSOR INTERNAL -20C-125C 8WDFN / Temperature Sensor Internal -20°C ~ 125°C 11 b 8-WDFN (2x3)
Lowest to $3.1081
S-5855ACAA-I4T1U Real Image
S-5855ACAA-I4T1U
ABLIC U.S.A. Inc.
SENSOR DIGITAL -40C-115C SNT-4A / Temperature Sensor Digital, Local -40°C ~ 115°C SNT-4A
Need more? Email Us
E52CA15AYD324M Real Image
E52CA15AYD324M
Omron
Industrial Temperature Sensors
Need more? Email Us
HIH-4010-003 Real Image
HIH-4010-003
Honeywell
SENS HUMIDITY 5V ANLG 3.5% 3SIP
Lowest to $11.8868

Top Sellers

PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $7.1279
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0476
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.5143
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $4.0391

Pricing & Ordering

Quantity Unit Price Ext. Price
7+ $9.1966 $64.3762
16+ $7.5460 $120.7360
24+ $7.3101 $175.4424
33+ $7.0744 $233.4552
43+ $6.8385 $294.0555
57+ $6.1311 $349.4727
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 8 pieces
MOQ: 7 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess