# UC3843D8 (Component) ## Description Power Supply Controller PWM Controller 8-SOIC #commonpartslibrary #integratedcircuit #powermanagement #powersupply ## Component Details - **Owner:** adrian95 - **Created:** 9/19/2023 - **Last Updated:** 7/4/2024 - **Visibility:** Public - **Datasheet URL:** https://www.ti.com/lit/ds/symlink/uc3842.pdf - **Part Type:** Integrated Circuit - **Manufacturer Part Number:** UC3843D8 - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Name:** Texas Instruments - **Used in:** 84 projects - **Stars:** 1 ## 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/uc3843d8/texas-instruments.html?utm_currency=USD&region=europe) | N/A | N/A | | [Digi-Key](https://www.digikey.com/en/products/detail/rochester-electronics-llc/UC3843D8/20402320) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C1530194.html) | $0.7517 | 7 | | [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/UC3843D8?qs=NLW4NjXEBS7mnHBqIyAcdg%3D%3D) | $1.64 | 557 | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=UC3843D8) | $1.30 | 75 | | [Verical](https://www.verical.com/pd/texas-instruments-pwm-controller-UC3843D8-234476?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Texas Instruments - **MPN:** UC3843D8 - **Package / Case Code:** 8-SOIC - **Pin Count:** 8 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | COMP | | | 2 | VFB | | | 3 | ISENSE | | | 4 | RT/CT | | | 5 | GROUND | | | 6 | OUTPUT | | | 7 | VCC | | | 8 | VREF | | --- *Generated from [https://www.flux.ai/adrian95/uc3843d8~qxx](https://www.flux.ai/adrian95/uc3843d8~qxx)*