A4939KLPTR-5-T - Allegro MicroSystems

Manufacturer Part Number

A4939KLPTR-5-T

Manufacturer

Allegro MicroSystems

Introduction

High-Voltage, Three-Phase BLDC Motor Driver with Integrated MOSFETs

Product Features and Performance

Drives three-phase BLDC motors

Integrated low-RDS(ON) power MOSFETs

Operates from 5.5V to 50V supply

Parallel interface for commutation and direction control

Integrated protection features

Product Advantages

Simplified motor control system design

Compact size and high power density

Robust protection against faults

Key Technical Parameters

Supply Voltage: 5.5V to 50V

Output Configuration: Pre-Driver Half Bridge (3)

Motor Type: Brushless DC (BLDC)

Operating Temperature: -40°C to 150°C

Quality and Safety Features

Overtemperature protection

Overcurrent protection

Undervoltage lockout

Integrated power MOSFET diagnostics

Compatibility

Suitable for use in automotive and industrial applications requiring three-phase BLDC motor control

Application Areas

Automotive applications (e.g., power steering, HVAC, pumps, fans)

Industrial automation (e.g., robotics, material handling, lab equipment)

Product Lifecycle

This product is currently in active production and is not nearing discontinuation. Replacement or upgrade options may be available from the manufacturer.

Several Key Reasons to Choose This Product

Integrated power stage simplifies system design

Wide operating voltage range (5.5V to 50V) for versatile applications

Robust protection features ensure reliable operation

Compact size and high power density for space-constrained designs

Parallel interface allows easy integration with microcontrollers