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Microchip — MCP16701 PMIC

Microchip

 

Microchip MCP16701 PMIC

Designed for MPU and FPGA applications

The Microchip MCP16701 PMIC is engineered to meet the growing power demands of AI at the Edge and Core, enabling higher integration and energy efficiency in industrial automation and smart manufacturing. To stay ahead, Industrial and Computing customers need advanced power solutions that offer superior performance, reliability, and reduced time-to-market.

The MCP16701 PMIC is designed for MPU and FPGA applications, delivering:

  • High Integration & Simplified Design – All required power supply rails in one compact solution
  • Smaller Footprint, Lower Costs – 48% area reduction, with less than 60% of the component count of discrete solutions
  • Seamless Power Sequencing & Fault Management – Enhancing reliability and flexibility
  • Dynamic Voltage Scaling – Adjust output voltage in 12.5mV/25mV increments for maximum adaptability
  • Validated System Solutions – Pre-tested with Microchip MPUs & FPGAs for a proven, streamlined design

Why Choose MCP16701?

The MCP16701 simplifies power management and maximizes performance by integrating a complete power solution that minimizes BOM costs, reduces PCB complexity, and accelerates time-to-market.

Features

  • Input Voltage: 2.7V to 5.5V
  • Eight 1.5A Buck DC-DC Channels
  • Four 300 mA High-accuracy LDOs
  • One High-accuracy, High-PSRR LDO Controller Using External N-channel MOSFET (SERDES Lanes Supply)
  • ±0.8% Output Voltage Accuracy for Bucks (VDD), for VFB ≥ 1V
  • -1.5%/+1% Output Voltage Accuracy for the LDO Controller, for VFB ≥ 0.9V
  • ±1% Output Voltage Accuracy for LDOs, for VFB ≥ 1.8V
  • Directly Parallelable Buck Channels Power Stages – up to 4 – for a Combined Current Capability up to 6A
  • Tight Rds(ON) Matching of Parallelable Channels for Good Current Sharing
  • Minimum Number of Inductors: Paralleled Buck Channels Share the Same Inductor
  • Programmable Output Voltage for all Buck and LDO Channels (0.6V to 3.8V) – No External Feedback Resistors Required
  • 100% Duty Cycle Capability of Buck Channels
  • LDO Controller Output Voltage: 0.6V to 1.6V in 12.5 mV Steps
  • Reference Ground (REFGND) Can be Remotely Routed to the Load Ground (Pseudo Remote Sensing)
  • Low-Noise Forced-PWM and Light-load High-efficiency Mode Available (Pin-selectable or Bit Control)

 

  • External Synchronization of Switching Frequency, with Accurate Switching-events Time Positioning
  • Selectable Phase (0°, 90°, 180°, or 270°) for Buck Channels
  • Global RESET (nRSTO_A) with Programmable Deassertion Delay
  • User-defined RESET (nRSTO_P) with Programmable Deassertion Delay – Ideal for PolarFire FPGA DEVRST_N Interfacing
  • 3.4 MHz I2C Interface
  • In-circuit Programmable: On-board Embedded EEPROM for Default Power-up Configuration Programming
  • EEPROM Write Password Protection
  • Dedicated VDD Supply Pin for EEPROM and Interface – Allows Programming Without Powering up the Application
  • Reconfigurable During Run Time
  • Hiccup-mode Current Limit for Buck Channels (Can be Disabled)
  • Programmable Thermal Early Warning and Thermal Shutdown Protection
  • nINTO Pin (Interrupt Flag) with Selectable Interrupt Masking for Each Channel
  • 64-Pin VQFN Package, 8 mm x 8 mm
  • –40°C to +105°C Junction Temperature Range

Applications

  • High-Performance MPUs Power Supply Solutions

 

  • µC/µP, FPGA, and DSP Power

 

Evaluation Board

Microchip MCP16701 Evaluation Board

The MCP16701 is a Power Management Integrated Circuit (PMIC) dedicated to FPGA and high-end MPU applications. It supports commercial and industrial applications.

The MCP16701 integrates eight parallelable DC-DC buck regulators, four auxiliary LDOs and one low-input/low-output voltage LDO controller using an external MOSFET.

 


Microchip MCP16701 PMIC