產品詳細資料

Relative humidity accuracy (typ) (%RH) 0.5 Temperature accuracy (typ) (°C) 0.1 Relative humidity operating range (typ) (%RH) 0 to 100 Supply voltage (min) (V) 1.62 Supply voltage (max) (V) 5.5 Average supply current (typ) (µA) 0.4 Operating temperature range (°C) -40 to 125 Interface type I2C Rating Catalog
Relative humidity accuracy (typ) (%RH) 0.5 Temperature accuracy (typ) (°C) 0.1 Relative humidity operating range (typ) (%RH) 0 to 100 Supply voltage (min) (V) 1.62 Supply voltage (max) (V) 5.5 Average supply current (typ) (µA) 0.4 Operating temperature range (°C) -40 to 125 Interface type I2C Rating Catalog
WSON (DEF) 8 6.25 mm² 2.5 x 2.5
  • 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
    • Long-term drift: ±0.03°C/yr
  • NIST traceability: relative humidity & temperature
  • Output Short Circuit Protection

  • Low power: average current 0.4µA
  • I2C interface compatibility up to 1MHz speeds
    • Four selectable I2C addresses
    • Data protection through CRC checksum
  • Supply voltage: 1.62V to 5.50V
  • Available auto measurement mode
  • Programmable interrupts
  • Programmable RH and Temp measurement offset
  • Factory-installed polyimide tape assembly cover
  • Factory-installed IP67 rated environmental cover
  • 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
    • Long-term drift: ±0.03°C/yr
  • NIST traceability: relative humidity & temperature
  • Output Short Circuit Protection

  • Low power: average current 0.4µA
  • I2C interface compatibility up to 1MHz speeds
    • Four selectable I2C addresses
    • Data protection through CRC checksum
  • Supply voltage: 1.62V to 5.50V
  • Available auto measurement mode
  • Programmable interrupts
  • Programmable RH and Temp measurement offset
  • Factory-installed polyimide tape assembly cover
  • Factory-installed IP67 rated environmental cover

The HDC302x is an integrated, capacitive based relative humidity (RH) and temperature sensor . The device provides high accuracy measurements over a wide supply range (1.62V – 5.5V) and ultra low power consumption in a compact 2.5mm × 2.5mm × 0.8mm WSON 8-pin package. Both the temperature and humidity sensors are 100% tested and trimmed on a production setup that is NIST traceable and verified with equipment that is calibrated to ISO/IEC 17025 standards.

Offset Error Correction reduces RH sensor offset due to aging, exposure to extreme operating conditions, and contaminants to return device to within accuracy specifications. For battery IoT applications, auto measurement mode and ALERT feature enable low system power by maximizing MCU sleep time. There are four different I2C addresses that support speeds up to 1MHz. A heater is available to dissipate condensation and moisture.

The HDC3020 is an open cavity package without protective cover. Two device variants have a cover option to protect the open cavity RH sensor: HDC3021 and HDC3022. HDC3021 has removable protective tape to allow conformal coatings and PCB wash. HDC3022 has a permanent IP67 filter membrane to protect against dust and water condensation.

The HDC302x is an integrated, capacitive based relative humidity (RH) and temperature sensor . The device provides high accuracy measurements over a wide supply range (1.62V – 5.5V) and ultra low power consumption in a compact 2.5mm × 2.5mm × 0.8mm WSON 8-pin package. Both the temperature and humidity sensors are 100% tested and trimmed on a production setup that is NIST traceable and verified with equipment that is calibrated to ISO/IEC 17025 standards.

Offset Error Correction reduces RH sensor offset due to aging, exposure to extreme operating conditions, and contaminants to return device to within accuracy specifications. For battery IoT applications, auto measurement mode and ALERT feature enable low system power by maximizing MCU sleep time. There are four different I2C addresses that support speeds up to 1MHz. A heater is available to dissipate condensation and moisture.

The HDC3020 is an open cavity package without protective cover. Two device variants have a cover option to protect the open cavity RH sensor: HDC3021 and HDC3022. HDC3021 has removable protective tape to allow conformal coatings and PCB wash. HDC3022 has a permanent IP67 filter membrane to protect against dust and water condensation.

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HDC3020-Q1 現行 車用 0.5% RH 數位濕度感測器、0.19% 長期偏移、400 nA、4 秒回應時間 Automotive version, same functionality and accuracy
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HDC3022 現行 具有永久式 IP67 濾波器的 0.5% RH 數位濕度感測器 Permanent IP67 filter for water and dust protection
功能與所比較的裝置相似
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技術文件

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類型 標題 日期
* Data sheet HDC302x 0.5%RH Digital Relative Humidity Sensor, 0.19%RH/yr Long Term Drift, 4s Response, Low-Power, Offset Error Correction, 0.1°C Temperature Sensor datasheet (Rev. D) PDF | HTML 2024年 7月 24日
* User guide HDC302x Silicon Users Guide (Rev. C) PDF | HTML 2023年 7月 13日
Application brief Leak Detection, Flow, and Pressure Monitoring in Liquid-Cooled Server Cards and Coolant Distribution Units PDF | HTML 2024年 10月 9日
Application brief How TI Humidity Sensors Remove Device Condensation Using On-Chip Heaters PDF | HTML 2023年 2月 10日
Application brief Using RH to Derive Vapor Pressure, Dew Point, Absolute Humidity, and Enthalpy PDF | HTML 2023年 2月 9日
Application brief Improving System Reliability in Auto and Ind. Cameras w/ AccurateTemp. Sensing PDF | HTML 2022年 1月 3日
White paper 85°C/85% RH Accelerated Life Test Impact on Humidity Sensors (Rev. A) PDF | HTML 2021年 9月 7日
Application brief Leveraging Relative Humidity Sensor Enhanced Features for Ultra-Low-Power System (Rev. A) PDF | HTML 2021年 9月 1日
Application brief How the HDC3020 Humidity Sensor Family Achieves The Industry's Lowest Drift (Rev. A) PDF | HTML 2021年 8月 31日
EVM User's guide HDC3020 EVM User's Guide (Rev. A) PDF | HTML 2021年 6月 25日
Technical article Why long-term consistent performance matters for relative humidity sensors PDF | HTML 2021年 6月 21日
Technical article Interface to sensors in seconds with ASC Studio PDF | HTML 2020年 11月 12日
Technical article Understanding tamper detection sensors PDF | HTML 2019年 11月 18日

設計與開發

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開發板

HDC3020EVM — 適用於溫度和濕度感測器的 HDC3020 耗評估模組

設計人員可利用 HDC3020EVM 評估模組 (EVM) 評估 HDC3020 相對濕度及溫度感測器的操作和性能。此 EVM 託管 MSP430F5528 微控制器 (µC) 以及 HDC3020。µC 用於控制 HDC3020 並透過 USB 埠與主機 PC 通訊。如有必要 EVM 的設計可分成兩個部分。穿孔允許使用者中斷 HDC3020 的連接,以靈活地進行評估。

使用指南: PDF | HTML
開發板

HDC3020FLXEVM — HDC3020 flexible printed circuit evaluation module

The HDC3020FLXEVM is a flexible printed circuit (FPC) based breakout sensor board. It enables users to evaluate the performance of the HDC3020 digital relative humidity (RH) and temperature sensor on a compact and easy-to-use circuit board.
使用指南: PDF | HTML
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IDE、配置、編譯器或偵錯程式

ASC-STUDIO-HDC3020 ASC studio for configuring all aspects of the HDC3020 humidity sensor

SysConfig can be used to help simplify configuration challenges and accelerate software development with the HDC3020 humidity sensor.
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產品
濕度感測器
HDC3020 0.5% RH 數位濕度感測器、0.19% 長期偏移、400 nA、4 秒回應時間、NIST 可追蹤
參考設計

TIDA-010254 — 具有 Sub-1GHz 和 Bluetooth® 5.2 的電池供電 mmWave 雷達感測器參考設計

此工業參考設計展示將電池供電 IWRL6432 60 GHz mmWave 雷達搭配 Sub-1GHz 或 Bluetooth® 5.2 無線通訊使用。此設計透過鋰電池,以人數計算和追蹤以及動作追蹤應用進行展示,前述應用會透過 Sub-1G 或 Bluetooth 將結果傳送至遠端主機,同時也相容於任何現有 IWRL6432 軟體。此參考設計將 LAUNCHXLCC1352R1 無線微控制器 LaunchPad™ 與 PC GUI 搭配使用,以視覺方式顯示雷達感測數據及偵測結果。
Design guide: PDF
參考設計

TIDA-010253 — Battery control unit reference design for energy storage systems

This reference design is a central controller for a high-voltage Lithium-ion (Li-ion), lithium iron phosphate (LiFePO4) battery rack. This design provides driving circuits for high-voltage relay, communication interfaces, (including RS-485, controller area network (CAN), daisy chain, and Ethernet), (...)
Design guide: PDF
封裝 針腳 CAD 符號、佔位空間與 3D 模型
WSON (DEF) 8 Ultra Librarian

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