# SHT45-AD1B-R2 (Component) ## Description Humidity, Temperature 0 ~ 100% RH I2C ±1% RH 4 s Surface Mount #commonpartslibrary #integratedcircuit #sensor #humidity ## Component Details - **Owner:** adrian95 - **Created:** 3/8/2026 - **Last Updated:** 3/8/2026 - **Visibility:** Public - **Part Type:** Sensors - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Part Number:** SHT45-AD1B-R2 - **Manufacturer Name:** Sensirion - **Datasheet URL:** https://sensirion.com/media/documents/33FD6951/67EB9032/HT_DS_Datasheet_SHT4x_5.pdf - **Used in:** 7 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/sht45-ad1b-r2/sensirion-ag.html?utm_currency=USD&region=asia) | $4.525 | 2K | | [LCSC](https://www.lcsc.com/product-detail/temperature sensors_sensirion_sht45-ad1b-r2_C5221601.html) | $5.7257 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Sensirion/SHT45-AD1B-R2?qs=Znm5pLBrcAImXcmTJwn%2FTg%3D%3D) | $7.24 | 4.5K | | [Verical](https://www.verical.com/pd/sensirion-temperature-and-humidity-sensors-SHT45-AD1B-R2-10595302?utm_currency=USD) | N/A | N/A | - **Part Type:** Sensors - **MPN:** SHT45-AD1B-R2 - **Mount Type:** Surface Mount - **Pin Count:** 4 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | SDA | | | 2 | SCL | | | 3 | VDD | | | 4 | VSS | | --- *Generated from [https://www.flux.ai/adrian95/sht45-ad1b-r2](https://www.flux.ai/adrian95/sht45-ad1b-r2)*