ATA6844-PLQW-1

Overview

The ATA6844-PLQW-1 is a system basis gate driver designed for brushless DC (BLDC) motors, manufactured by Microchip Technology. It integrates three half-bridge pre-drivers with an integrated LIN interface controller and direction management capabilities. The device operates on a supply voltage range of 5.25V to 32V and supports a junction temperature up to 200°C. Packaged in a 48-VFQFN exposed pad format, it utilizes power MOSFET technology and meets automotive grade standards.

Feature Summary

• Integrates three half-bridge pre-drivers for BLDC motor control
• Includes built-in LIN interface controller for communication
• Provides hardware-based direction management functionality
• Supports high junction temperatures up to 200°C

Applications

• Brushless DC motor systems in automotive environments
• LIN bus controlled motor drive applications
• High-temperature industrial motor control units

Procurement Notes

Verify component authenticity through authorized channels as the part may be subject to obsolescence or limited availability. Confirm package markings and datasheet revisions match the specific lot requirements. Ensure storage conditions comply with moisture sensitivity level specifications prior to assembly to prevent damage during reflow soldering processes.

Selection Notes

Select this component when designing BLDC motor drivers requiring integrated LIN communication and direction control within a compact footprint. Consider the 200°C thermal rating for high-heat environments. Verify that the 5.25V to 32V supply range aligns with the target system's power architecture and that the 48-VFQFN package fits the PCB layout constraints.

Part Context

This device belongs to the ATA68xx family of system basis chips from Microchip Technology, specifically tailored for automotive and industrial motor applications. It combines power stage driving with local interconnect network communication, reducing external component count compared to discrete solutions.

Replacement Considerations

Public confirmed substitute: ATA6843-PLQW-1.