Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The HDC3021DEHR is an integrated capacitor-based relative humidity (RH) and temperature sensor. It provides high measurement accuracy over a wide supply voltage range (1.62V to 5.5V) and ultra-low power consumption in a compact 2.5mm × 2.5mm package.

Features

• Relative humidity (RH) sensor:

– Operating range: 0% to 100%

– Accuracy: ±0.5% typical

– Offset Error Correction: reduces offset to return device to within accuracy specification

– Long-term drift: 0.19%RH/yr

– Condensation protection with integrated heater

• Temperature sensor:

– Operating range: –40°C to 125°C

– Accuracy: ±0.1°C typical

• NIST traceability: relative humidity & temperature

• Low power: average current 0.4 µA

• I2C interface compatibility up to 1-MHz speeds

– Four selectable I2C addresses

– Data protection through CRC checksum

• Supply voltage: 1.62 V to 5.50 V

• Available auto measurement mode

• Programmable interrupts

• Programmable RH and Temp measurement offset

• Factory-installed polyimide tape assembly cover

• Factory-installed IP67 rated environmental cover

 Applications

• Washer & dryer

• Refrigerator & freezer

• Industrial transport

• Cold Chain asset tracking & data logger

• IoT environmental sensors

• Air quality and gas detection

• Humidifier/dehumidifier

• Thermostat

• CPAP and ventilator

• Water leak detector

• IP Camera

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.