# RT9040GQW (Component)

## Description

Linear Voltage Regulators \(LDO\)
RT9040GQW
WDFN\-10\_L3\.0\-W3\.0\-P0\.50\-BL\-EP
LCSC Part Number: C147978
JLCPCB Part Class: Extended Part
Manufactured by RICHTEK\(立锜\) 

## Component Details

- **Owner:** lcsc
- **Created:** 10/17/2024
- **Last Updated:** 4/28/2025
- **Visibility:** Public
- **Manufacturer Part Number:** RT9040GQW
- **Part Type:** Linear Voltage Regulators \(LDO\)
- **Package or Case Code:** WDFN\-10\_L3\.0\-W3\.0\-P0\.50\-BL\-EP
- **LCSC Part Number:** C147978
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/1808280022\_Richtek\-Tech\-RT9040GQW\_C147978\.pdf
- **Product Info Url:** https://lcsc\.com/product\-detail/Linear\-Voltage\-Regulators\_RT9040GQW\_C147978\.html
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Name:** RICHTEK\(立锜\)

## Distributor Pricing (qty 1)

*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*

| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [LCSC](https://www.lcsc.com/product-detail/C147978.html) | $0\.551 | 100 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Richtek/RT9040GQW?qs=P%252FxahI%25252BVehmc4EbqdTZ2Ug%253D%253D) | N/A | N/A |

- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **MPN:** RT9040GQW
- **Mount Type:** PCB
- **Package / Case Code:** Other
- **Pin Count:** 11
- **Logic Function:** Regulator
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | REFIN |  |
| 2 | VIN |  |
| 3 | VOUT |  |
| 4 | PGND |  |
| 5 | SENSE |  |
| 6 | REFOUT |  |
| 7 | EN |  |
| 8 | GND |  |
| 9 | PGOOD |  |
| 10 | VCNTL |  |
| 11 | EP |  |

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*Generated from [https://flux\.ai/lcsc/rt9040gqw\~yv0r](https://flux.ai/lcsc/rt9040gqw~yv0r)*