# MPQ4559DN-LF-Z (Component) ## Description 55V 1.5A 2MHz(Adj.) Industrial-Grade Buck Converter With AEC-Q100 Qualified #ultralibrarian ## Component Details - **Owner:** monolithicpower - **Created:** 2/26/2024 - **Last Updated:** 2/26/2024 - **Visibility:** Public - **Product Info Url:** https://www.monolithicpower.com/en/catalog/product/view/id/160?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - **Manufacturer Name:** Monolithic Power Systems - **Datasheet URL:** https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MPQ4559 - **Package or Case Code:** SOIC-8-EP_MPQ4559_MNP - **Manufacturer Part Number:** MPQ4559DN-LF-Z - **Product Image Url:** https://www.monolithicpower.com/pub/media/catalog/product/M/P/MPQ4559_160_1_2.jpg - **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 | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/monolithic-power-systems-inc/MPQ4559DN-LF-Z/5293020) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/dc-dc-converters_monolithic-power-systems-mpq4559dn-lf-z_C6595713.html) | $0.8191 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Monolithic-Power-Systems-MPS/MPQ4559DN-LF-Z?qs=pdFhdcvjjgiMgqkZqEVQ0w%3D%3D) | $2.54 | 0 | - **MPN:** MPQ4559DN-LF-Z - **Package / Case Code:** 8-SOIC - **Pin Count:** 9 - **Compliance:** AEC-Q100 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | SW | | | 2 | EN | | | 3 | COMP | | | 4 | FB | | | 5 | GND | | | 6 | FREQ | | | 7 | VIN | | | 8 | BST | | | 9 | EPAD | | --- *Generated from [https://www.flux.ai/monolithicpower/mpq4559dn-lf-z~wq](https://www.flux.ai/monolithicpower/mpq4559dn-lf-z~wq)*