MCP19111 Digitally-Enhanced Power Analog Controller & MCP87XXX Family of Power MOSFETs Configurable DC/DC Analog Controller and Low Figure-of-Merit MOSFETs Combine to Form High-Efficiency Power Conversion Solutions MCP19111: Digitally Enhanced Power Analog Synchronous Buck DC/DC Controller Microchip’s Digitally-Enhanced Power Analog technology combines the power and performance of an analog-based controller with the flexibility of a digital interface. It offers an industry-leading level of analog-configurability, The MCP19111 integrates a configurable peak current mode analog controller, synchronous MOSFET driver, LDO, and a fully-functional PIC® Microcontroller. The integrated MCU enables a digital front-end that makes it quick and easy to configure and customize these power supply controllers to address target application needs. MCP87XXX Power MOSFET Family Microchip’s new Power MOSFETs combine with its DigitallyEnhanced Power Analog devices to form high-efficiency, and highly-flexible power conversion solutions, include point-of-load DC/DC applications. Our logic-level MOSFETs offer very attractive figure-ofmerit, including very low on-state resistance (Rds(on)) and ultra-low gate charge (Qg), available in industry standard 5 × 6 mm or 3.3 × 3.3 mm 8-pin PDFN packages. Features ■■   Single channel ■■   Vin Range: 4.5V to 32.0V ■■   Integrated, synchronous MOSFET driver: •    Logic-Level Drive (5V) •    2A Source/4A Sink drive current ■■   Fully programmable (12F core) •    MPLAB® X support, GUI-configurable •    4k word Flash, 256b RAM •    Internal, adjustable Analog compensation •    Adjustable deadtime/current limit/UVLO/OVLO/… •    Switching freq: 100 kHz to 1.2 MHz •    Up to 12 general purpose I/O •    PMBus™/I2C™ Communication Interface ■■   Master/Slave ð Multi-phase operation ■■   Packages: QFN 5 × 5mm: 28 leads MCP19111 Digitally-Enhanced Power Converter 8-bit MCU Analog Control and Power Stage Internal Bias Supply Slope Compensation VREF GPIO Current Sense Synchronous MOSFET Driver Comm Interface MOSFET Family Adjustable Compensation Network Synchronous Buck Topology

MCP19111 Digitally-Enhanced Power Analog Development Tools Development Utilities MCP19111 Operation Overview Application Note Application Note that provides an overview of the MCP19111 as well as a design example. MCP19111 Power Supply Evaluation board and user guide using Microchip’s MCP87000 High Speed MOSFETs. MCP19111 Evaluation Board and User Guide, Power Supply MCP19111 Microsoft Excel Based Design Analyzer Microsoft Excel® based design tool that simplifies power supply applications design calculations. MPLAB® X IDE: MCP19111 Power Supply, Graphical User InferfacePlug-in MPLAB X IDE plug-in...