# BUK6Y14\-40PX (Component)

## Description

BUK6Y14\-40P is a Nexperia automotive\-qualified 40 V P\-channel Trench MOSFET with 14 mΩ max RDS\(on\) at VGS = −10 V, designed for reverse\-battery protection, power management, high\-side load switching, and motor\-drive applications in an LFPAK56 / Power\-SO8 \(SOT669\) package\.

Keywords: BUK6Y14\-40P, BUK6Y14\-40PX, P\-channel MOSFET, 40V MOSFET, LFPAK56

Note: BUK6Y14\-40P is the base device name, BUK6Y14\-40PX is the orderable part number, and BUK6Y14\-40P,115 refers to the same device with the 115 packing/reel code\.

## Component Details

- **Owner:** silicon\-yard
- **Created:** 8/11/2026
- **Last Updated:** 9/24/2026
- **Visibility:** Public
- **Manufacturer Part Number:** BUK6Y14\-40PX
- **Mount:** Surface Mount
- **Manufacturer Name:** Nexperia
- **Part Type:** MOSFET
- **Datasheet URL:** https://assets\.nexperia\.com/documents/data\-sheet/BUK6Y14\-40P\.pdf
- **Symbol Style:** parametric\-v1
- **Used in:** 3 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/buk6y14-40px/nexperia.html?utm_currency=USD&region=nac) | N/A | N/A |
| [Digi\-Key](https://www.digikey.com/en/products/detail/nexperia-usa-inc/BUK6Y14-40PX/12325066) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C5361351.html) | $1\.3622 | 573 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Nexperia/BUK6Y14-40PX?qs=vmHwEFxEFR91d%25252BcXKqAEkw%253D%253D) | $1\.84 | 5\.5K |
| [Verical](https://www.verical.com/pd/nexperia-fet---mosfet-BUK6Y14-40PX-11359967?utm_currency=USD) | N/A | N/A |

- **Part Type:** Transistors
- **Sub-Type:** MOSFET
- **Manufacturer:** Nexperia
- **MPN:** BUK6Y14\-40PX
- **Mount Type:** Surface Mount
- **Package / Case Code:** TO
- **Pin Count:** 6
## Pins

| Pin | Name | Type |
|-----|------|------|
| 4 | G |  |
| mb | D\_1 |  |
| mb | D\_2 |  |
| 1 | S\_1 |  |
| 2 | S\_2 |  |
| 3 | S\_3 |  |

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*Generated from [https://flux\.ai/silicon\-yard/buk6y14\-40px](https://flux.ai/silicon-yard/buk6y14-40px)*