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The ATA6844-PLQW is a power MOSFET-based motor driver IC designed for automotive applications. It supports a supply voltage range of 5.25V to 32V and operates within a junction temperature range of -40°C to 200°C. The device features a 48-VQFN (7x7) package with exposed pad for thermal management. It includes three half-bridge pre-drivers and integrates LIN interface communication. The component is AEC-Q100 qualified and RoHS compliant.
Verify component authenticity through authorized Microchip distributors or certified partners. Confirm that the specific suffix matches the required package and tape/reel specifications. Check for recent Product Change Notifications (PCN) regarding labeling or manufacturing site updates. Ensure compliance with RoHS3 and REACH regulations as stated in the official datasheet. Validate that the part status aligns with current availability constraints.
Select this component when designing BLDC motor drivers requiring integrated commutation logic and LIN connectivity. Consider the 48-VQFN package for space-constrained PCB layouts. Evaluate the 5.25V to 32V supply range against system power architecture. Assess thermal performance requirements given the 200°C junction temperature rating. Verify compatibility with existing LIN network protocols and voltage levels.
The ATA6844-PLQW belongs to Microchip's ATA68xx series of motor driver ICs. This family targets automotive applications, specifically those requiring robust power management and communication interfaces. The device complements other Microchip solutions like the MCP73871 for battery management, offering a complete power chain approach for electric vehicle subsystems.
Public confirmed substitute: ATA6843-PLQW.