Microchip Technology

MCP19123T-E/MQ  

DC DC Switching Controllers

MCP19123T-E/MQ Description

The MCP19123T-E/MQ is a highly integrated DC-DC switching controller designed for automotive applications, offering robust performance and advanced control features. Manufactured by Microchip Technology, this controller supports a wide range of serial interfaces, including I2C, PMBus, and SMBus, enabling seamless communication and configuration in complex systems. The MCP19123T-E/MQ operates with a supply voltage range of 4.5V to 40V, making it suitable for various automotive power supply requirements. It features a switching frequency range of 100kHz to 1.6MHz, allowing for efficient power conversion and reduced electromagnetic interference (EMI).

MCP19123T-E/MQ Features

• Serial Interfaces: Supports I2C, PMBus, and SMBus for versatile communication options.
• Output Type: PWM Signal, ensuring precise control over the output voltage.
• Output Configuration: Positive, providing a straightforward and reliable power delivery.
• Frequency - Switching: 100kHz to 1.6MHz, offering flexibility in design and optimization for efficiency.
• Synchronous Rectifier: Yes, enhancing efficiency and reducing power loss.
• Control Features: Includes Enable, Frequency Control, Power Good, Soft Start, and Watchdog, providing comprehensive control and protection mechanisms.
• Output Phases: 2, ensuring balanced power distribution and improved efficiency.
• Package: Tape & Reel (TR), suitable for automated assembly processes.
• Moisture Sensitivity Level (MSL): Level 3 (168 Hours), ensuring reliability in various environmental conditions.
• Compliance: REACH Unaffected and ROHS3 Compliant, meeting stringent environmental and safety standards.
• Grade: Automotive, designed to withstand the demanding conditions of automotive applications.
• Topology: Buck, a widely used and efficient topology for step-down voltage conversion.
• Mounting Type: Surface Mount, ideal for compact and high-density designs.

MCP19123T-E/MQ Applications

The MCP19123T-E/MQ is ideally suited for automotive applications where high efficiency, reliability, and precise control are critical. Specific use cases include:

• Automotive Power Modules: Providing efficient power conversion for various automotive electronic systems.
• Battery Management Systems: Ensuring reliable power delivery and monitoring for electric and hybrid vehicles.
• On-Board Chargers: Offering efficient power conversion for charging systems in electric vehicles.
• Infotainment Systems: Delivering stable power for high-performance infotainment systems.
• Advanced Driver Assistance Systems (ADAS): Providing reliable power for critical safety systems.

Conclusion of MCP19123T-E/MQ

The MCP19123T-E/MQ from Microchip Technology stands out as a versatile and reliable DC-DC switching controller tailored for automotive applications. Its wide range of features, including multiple serial interfaces, synchronous rectification, and advanced control mechanisms, make it an excellent choice for demanding automotive environments. The MCP19123T-E/MQ's compliance with REACH and ROHS3 standards ensures it meets the highest environmental and safety requirements. With its robust design and extensive control features, this controller is well-suited for a variety of applications, from power modules to advanced driver assistance systems, ensuring efficient and reliable power delivery in every scenario.

MCP19123T-E/MQ Documents

Download datasheets and manufacturer documentation for MCP19123T-E/MQ

PCN Assembly/Origin :

Mult Devices 24/May/2018      

Datasheets :

PMBus™ Monitoring GUI Guide       MCP19122-23 Datasheet       MCP19122,23 Programming Specification      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018      

Design Resources :

MCP19123 Development Tool Selector      

HTML Datasheet :

PMBus™ Monitoring GUI Guide       MCP19122,23 Programming Specification      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH