MM5451YV

Display Drivers Overview

The MM5451YV is a monolithic MOS LED display driver manufactured by Microchip Technology, housed in a PLCC-44 surface-mount package. It supports five-digit alphanumeric displays with thirty-five segment outputs capable of delivering fifteen milliamperes each. The device operates on a single power supply ranging from four point seven five volts to eleven volts, with a maximum supply current of ten milliamperes. It features serial data input and continuous brightness control via an external resistor. The component functions within an industrial temperature range of negative forty degrees Celsius to positive eighty-five degrees Celsius.

Display Drivers Feature Summary

• Supports serial data input for simplified interface connections
• Provides continuous brightness control through an external reference resistor
• Delivers high-current segment outputs suitable for direct LED driving
• Enables alphanumeric display capabilities without multiplexing requirements

Display Drivers Applications

• Industrial control system indicator panels
• Digital clock and timer readouts
• Thermometer and voltmeter instrumentation displays
• Relay driver status indicators

Display Drivers Procurement Notes

Verify the specific suffix designation when ordering, as packaging formats vary between tube and reel configurations. Confirm moisture sensitivity handling procedures are followed during storage and assembly. Ensure the selected variant matches the required pinout and thermal characteristics for the target application environment.

Display Drivers Selection Notes

Select this component for designs requiring direct drive of alphanumeric LED segments without complex multiplexing logic. Consider the serial interface requirement when designing the host microcontroller communication protocol. Evaluate the power supply voltage stability to ensure operation remains within the specified four point seven five volt to eleven volt range.

Display Drivers Part Context

This part belongs to the MM5450 series of LED display drivers, which includes similar variants like the MM5450YV. The series utilizes N-channel metal-gate MOS technology to provide low-threshold enhancement-mode devices. These components are designed for robust performance in industrial environments where reliable display driving is critical.

Display Drivers Replacement Considerations

Public confirmed substitute part numbers: MM5450YV.