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Portable Power Conversion Design Guide
Related Support Material
Application Notes
The following application notes are available on the
Microchip web site: www.microchip.com.
AN793: Power Management in Portable
Applications: Understanding the Buck Switch Mode
Power Converter
This is an in-depth application note describing the design
of buck topology switch mode power supplies for use in
portable applications.
AN947: Power Management in Portable Applications:
Charging Lithium-Ion/Lithium-Polymer Batteries
This application note focuses on the fundamentals
of charging Lithium-Ion/Lithium-Polymer batteries,
including a linear, stand-alone solution utilizing
Microchip’s MCP73841.
AN960: New Components and Design Methods
Bring Intelligence to Battery Charger Applications
Leveraging the benefits of digital and mixed-signal power
supply designs, this application note describes solutions
for intelligent battery charger designs capable of handing
battery removal, reverse polarity, short circuits and other
situations. This application note covers battery reference
material, basic switch mode power supply converter trade-
offs, and a complete battery charger system design with
fuel gauge.
AN968: Simple Synchronous Buck Regulator –
MCP1612
This application note contains all of the information
needed to design a synchronous buck converter using the
MCP1612, including an implemented design example with
measured power conversion results.
AN1088: Selecting the Right Battery System for
Cost-Sensitive Portable Applications
This application note describes design tradeoffs in battery
chemistry, charging, product cost and product size,
including application examples.
AN1156: Battery Fuel Measurement Using
Delta-Sigma ADC Devices
The fuel used (mAH) and fuel remaining (mAH) in a battery
can be calculated by tracking the discharging and charging
currents over time. This application note describes the use
of ADC devices to perform these functions.
AN1311: Single-Cell Input Boost Converter Design
A variety of single-cell input synchronous boost converters
can be designed using the MCP1640B/C/D family of
devices. This document shows different performance
tradeoffs and features present in these designs.
AN1337: Optimizing Battery Life in DC Boost
Converters Using MCP1640
This application note details practical considerations for
efficient circuit operation using the MCP1640 device in
applications intended for long battery life.
AN1385: Using the MCP16301 Design Analyzer
The MCP16301 design analyzer provides efficiency and
stability information for the power supply designs using the
MCP16301 buck converter.
AN1541: Using the MCP19111 Design Tools
The MCP19111 offers incredible flexibility for advanced
power supply designs. This document illustrates a
design example using MCP19111 design tools to unlock
the unique features of the digitally enhanced power
analog controller.
MCP19111 – Buck Power Supply, Graphical User
Interface User’s Guide
This guide discusses the MPLAB X IDE plug-in software
available to help program the MCP19111 for customized
buck topology power supply designs.