# UC3842N (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-PDIP ## Component Details - **Owner:** vasy_skral - **Created:** 3/17/2022 - **Last Updated:** 1/12/2023 - **Visibility:** Public - **Datasheet URL:** https://www.ti.com/lit/ds/symlink/uc3842.pdf - **Manufacturer Name:** Texas Instruments - **Manufacturer Part Number:** UC3842N - **Part Type:** Integrated Circuit - **Used in:** 55 projects - **Forks:** 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/uc3842n/texas-instruments.html?utm_currency=USD&region=nac) | N/A | N/A | | [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/UC3842N/382071) | $1.22 | 726 | | [LCSC](https://www.lcsc.com/product-detail/C1530277.html) | $2.0342 | 55 | | [Mouser](https://www.mouser.com/ProductDetail/STMicroelectronics/UC3842N?qs=xIYnuWu13fMCR6DPdV2rNg%3D%3D) | $1.70 | 841 | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=UC3842N) | $1.14 | 50 | | [Verical](https://www.verical.com/pd/texas-instruments-pwm-controller-UC3842N-134911?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Texas Instruments - **MPN:** UC3842N - **Package / Case Code:** 8-PDIP - **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/uc3842n](https://www.flux.ai/vasy_skral/uc3842n)*