# TPS54331D (Component) ## Description Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 8-SOIC (0.154", 3.90mm Width) #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator ## Component Details - **Owner:** adrian95 - **Created:** 2/5/2026 - **Last Updated:** 2/5/2026 - **Visibility:** Public - **Manufacturer Part Number:** TPS54331D - **Part Type:** Integrated Circuit - **Manufacturer Name:** Texas Instruments - **Datasheet URL:** https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Ftps54331 - **License:** https://creativecommons.org/licenses/by/4.0/ - **Used in:** 3 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/tps54331d/texas-instruments.html?utm_currency=USD&region=nac) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C2872693.html) | $0.4865 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/TPS54331D?qs=QyYHynRG50pEbpiybdzwkw%3D%3D) | $1.94 | 775 | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=TPS54331D) | $1.86 | 75 | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Texas Instruments - **MPN:** TPS54331D - **Package / Case Code:** 8-SOIC - **Pin Count:** 8 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | BOOT | | | 2 | VIN | | | 3 | EN | | | 4 | SS | | | 5 | VSENSE | | | 6 | COMP | | | 7 | GND | | | 8 | PH | | --- *Generated from [https://www.flux.ai/adrian95/tps54331d~ca8](https://www.flux.ai/adrian95/tps54331d~ca8)*