# UC3843N (Component)
## Description
AC-DC Controllers & Regulators
UC3843N
DIP-8_L9.8-W6.6-P2.54-LS7.6-BL
LCSC Part Number: C434514
JLCPCB Part Class: Extended Part
Manufactured by HGSEMI(华冠)
## Component Details
- **Owner:** lcsc
- **Created:** 11/5/2024
- **Last Updated:** 4/23/2025
- **Visibility:** Public
- **LCSC Part Number:** C434514
- **Package or Case Code:** DIP-8_L9.8-W6.6-P2.54-LS7.6-BL
- **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_HGSEMI-UC3843N_C434514.pdf
- **Manufacturer Name:** HGSEMI(华冠)
- **JLCPCB Part Class:** Extended Part
- **Part Type:** AC-DC Controllers & Regulators
- **Manufacturer Part Number:** UC3843N
- **Product Info Url:** https://lcsc.com/product-detail/Switching-Controllers_HGSEMI-UC3843N_C434514.html
- **Used in:** 1 project
## 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/uc3843n/texas-instruments.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/UC3843N/382019) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C3190760.html) | $1.8636 | 35 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/UC3843N?qs=7KMwW2o1%252BmTwpdHkSsoM0Q%3D%3D) | $2.20 | 686 |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=UC3843N) | $1.74 | 50 |
| [Verical](https://www.verical.com/pd/texas-instruments-pwm-controller-UC3843N-189090?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **MPN:** UC3843N
- **Mount Type:** PCB
- **Package / Case Code:** 8-DIP
- **Pin Count:** 8
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | COMP | |
| 2 | VFB | |
| 3 | ISENSE | |
| 4 | RT/CT | |
| 5 | GND | |
| 6 | OUT | |
| 7 | VCC | |
| 8 | VREF | |
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*Generated from [https://www.flux.ai/lcsc/uc3843n~7i37](https://www.flux.ai/lcsc/uc3843n~7i37)*