# MPQ4570GF-AEC1-Z (Component) ## Description Buck Switching Regulator IC Positive Adjustable 1V 1 Output 3A 20-TSSOP (0.173", 4.40mm Width) Exposed Pad #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator ## Component Details - **Owner:** adrian95 - **Created:** 2/14/2026 - **Last Updated:** 2/14/2026 - **Visibility:** Public - **Product Image Url:** https://www.monolithicpower.com/pub/media/catalog/product/M/P/MPQ4570-AEC1_520_1.jpg - **Package or Case Code:** TSSOP-20EP_MPQ4570_MNP - **Product Info Url:** https://www.monolithicpower.com/en/catalog/product/view/id/520?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - **Part Type:** Integrated Circuit - **Datasheet URL:** https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MPQ4570GF-AEC1-Z/document_id/3896/ - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Part Number:** MPQ4570GF-AEC1-Z - **Manufacturer Name:** Monolithic Power Systems ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Mouser](https://www.mouser.com/ProductDetail/Monolithic-Power-Systems-MPS/MPQ4570GF-AEC1-Z?qs=493kPxzlxfKNx2%252BLIpWW3A%3D%3D) | $4.28 | 1.1K | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** MPQ4570GF-AEC1-Z - **Package / Case Code:** 20-TSSOP - **Pin Count:** 21 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | COMP | | | 2 | FB | | | 3 | FREQ | | | 4 | EN | | | 5 | BST | | | 6 | VIN | | | 7 | VIN | | | 8 | VIN | | | 9 | NC | | | 10 | SW | | | 11 | SW | | | 12 | NC | | | 13 | GND | | | 14 | GND | | | 15 | GND | | | 16 | VDD | | | 17 | BIAS | | | 18 | PG | | | 19 | SS | | | 20 | AGND | | | 21 | GND | | --- *Generated from [https://www.flux.ai/adrian95/mpq4570gf-aec1-z](https://www.flux.ai/adrian95/mpq4570gf-aec1-z)*