Comparison page

IP5306 vs MCP23017

Side-by-side selection notes for specs, ecosystem readiness, known issues, and data confidence. This page is generated from structured component fields instead of a hand-written article.

IP5306

Projects needing Power bank and Boost with a commonly available power part.

MCP23017

Projects needing IO expansion and 16 pins with a commonly available power part.

Specification Matrix

DimensionIP5306 MCP23017

CategoryPowerPower

MakerInjoinicMicrochip

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesNeeds verificationArduino, MicroPython

Price$0.30 - $1.00$1.00 - $3.50

Known Tradeoffs

IP5306

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

MCP23017

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

Open Individual Model Pages

IP5306

Injoinic

Power bank management SoC used in ESP32 battery boards and compact boost-charger designs.

China-madePower74% confidence

MCP23017

Microchip

16-bit I2C GPIO expander used when a microcontroller needs many extra digital pins.

China-madePower86% confidence