MCP19123-E/MQ - Microchip Technology

Manufacturer Part Number

MCP19123-E/MQ

Manufacturer

Microchip Technology

Introduction

The MCP19123-E/MQ is a flexible and efficient PWM signal step-down (buck) controller, specifically designed to manage power in automotive applications. It supports multiple serial interfaces combined with advanced control features.

Product Features and Performance

PWM Signal Output Type

Step-Down Functionality

Positive Output Configuration

Buck Topology

Single Output with Dual Output Phases

Supports a wide input voltage range from 4.5V to 40V

Adjustable Switching Frequency from 100kHz to 1.6MHz

Integrated Synchronous Rectifier for improved efficiency

Clock Synchronization capability

Extensive Serial Interfaces: I2C, PMBus, SMBus

Product Advantages

Enhanced power efficiency and management for automotive applications

Flexible control with programmable frequency and multiple serial interfaces

Robust thermal management with surface mount packaging

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 4.5V ~ 40V

Frequency Switching: 100kHz ~ 1.6MHz

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

AEC-Q100 Qualified for Automotive use

Features like Soft Start, Power Good, and Watchdog enhance operational safety

Compatibility

Compatible with various automotive-grade applications requiring robust power management

Application Areas

Automotive Electronics

Power Management Modules

Embedded Systems requiring efficient DC-DC conversion

Product Lifecycle

Current Status: Active

This product is not indicated as near discontinuation, replacements or upgrades should be checked directly with Microchip Technology for future-proofing designs.

Several Key Reasons to Choose This Product

Automotive AEC-Q100 qualification ensures reliability under harsh conditions

Broad input voltage range and high temperature tolerance cater to diverse automotive environments

Multi-interface support fosters scalability and flexibility in system design

Advanced features such as frequency control and synchronous rectification facilitate enhanced performance and efficiency

Comprehensive safety and control features safeguard against system failures and ensure stable operation