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Small square black LQFP44 microcontroller chip

YINGHUA

YINGHUA PIC18LF4431-IPT LQFP44 semiconductor

SKU CH-H3G7-VZZX5

A new 44-pin LQFP microcontroller IC for embedded control applications

  • Product typeICs Semicoductors
  • Low-power operation suits battery devices
  • 44-pin LQFP package fits compact boards
  • 18-series core handles motor-control tasks
  • New condition ensures reliable first use
  • Available since February 2025 for current designs

Microcontroller for Motor Control

The PIC18LF4431-IPT is an 18-pin microcontroller designed for motor-control applications. It integrates pulse-width modulation and analogue peripherals suited to driving brushless DC or stepper motors. Engineers working on embedded motion systems will find the core instruction set familiar. The LQFP44 package fits dense board layouts.

Verify Voltage and Pinout Compatibility

Confirm that your design operates within the low-voltage range supported by this LF-series device. Cross-reference the 44-pin LQFP footprint against your PCB land pattern before ordering. Ensure the development toolchain supports the PIC18 architecture and that any required compiler licence is available. Check that peripheral pin assignments match your schematic.

Replaces Older PIC Motor Controllers

This part upgrades designs still using earlier PIC motor-control families that lack the integrated PWM resolution or low-voltage operation of the 4431 series. The jump is worthwhile when board space demands the 44-pin LQFP form factor and the application benefits from the enhanced analogue feature set. Legacy code migration effort should be evaluated before committing.

How it compares

Measured against everything we stock in Encoders & Semiconductor Parts, at today’s prices. Recalculated every night.

Price $19.99
Cheaper than about 72% of the 1,027 comparable items (median $34.99).

Specifications

Product
Product typeICs Semicoductors

Questions about this item

What comes in the box with the PIC18LF4431-IPT LQFP44?

The package contains the PIC18LF4431-IPT microcontroller in a 44-pin LQFP tray; a programmer, development board and power supply must be sourced separately.

Which version of the PIC18LF4431-IPT LQFP44 should I choose?

Only the standard 44-pin LQFP version is listed, so select that single part number for your design.

What does the 18-series core mean for real-world firmware performance?

The 18-series architecture provides hardware multiply, priority interrupts and C-compiler optimisation, reducing cycle count for motor-control loops.

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