# UC3842D8 (Component) ## Description Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down - DC-DC Controller IC 8-SOIC ## Component Details - **Owner:** vasy_skral - **Created:** 3/17/2022 - **Last Updated:** 1/2/2023 - **Visibility:** Public - **Datasheet URL:** https://www.ti.com/lit/ds/symlink/uc3842.pdf - **Manufacturer Part Number:** UC3842D8 - **Manufacturer Name:** Texas Instruments - **Part Type:** Integrated Circuit - **Used in:** 35 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/uc3842d8/texas-instruments.html?utm_currency=USD&region=nac) | N/A | N/A | | [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/UC3842D8/382070) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C1530033.html) | $3.0066 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/UC3842D8?qs=L5CvrNUdZiocuMV0TvkBfw%3D%3D) | $2.58 | 1.2K | | [Verical](https://www.verical.com/pd/unitrode-pwm-controller-UC3842D8-13923159?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Texas Instruments - **MPN:** UC3842D8 - **Package / Case Code:** 8-SOIC - **Pin Count:** 8 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | COMP | | | 2 | FB | | | 3 | CS | | | 4 | RC | | | 5 | GND | | | 6 | OUT | | | 7 | VCC | | | 8 | VREF | | --- *Generated from [https://www.flux.ai/vasy_skral/uc3842d8~n7d](https://www.flux.ai/vasy_skral/uc3842d8~n7d)*