ATA6831C-PIQW-1

Overview

The ATA6831C-PIQW-19 is a high-voltage half-bridge gate driver manufactured by Microchip Technology. It integrates high-side and low-side drivers with internal power FETs, designed for robust automotive applications. The device operates within a supply voltage range of -300 mV to 40 V and supports output currents up to 10 A. Key electrical characteristics include rise and fall times of 13 ns, ensuring fast switching performance. It functions reliably across an extended temperature range from -55°C to +150°C. The component utilizes a QFN-24 surface-mount package and draws a typical operating supply current of 800 µA.

Feature Summary

• Integrates high-side and low-side gate drivers with built-in power FETs
• Provides high peak output current capability for efficient switching
• Features fast rise and fall times for precise timing control
• Operates reliably in extreme industrial and automotive temperature environments

Applications

• Automotive lighting systems
• High-side load switching applications
• Industrial motor control circuits
• Power management modules requiring isolated drive signals

Procurement Notes

Verify the specific suffix (e.g., -19) against official Microchip documentation to ensure correct packaging and tape-and-reel specifications. Confirm RoHS compliance status through the manufacturer's latest environmental declaration. Check for any product change notifications or lifecycle updates that may affect availability or form factor before finalizing procurement plans.

Selection Notes

Select this component when integrated high-voltage driving with internal FETs is required to minimize external component count. Ensure the application demands the specified 10 A output current and 40 V supply limit. Verify that the QFN-24 package fits the PCB layout constraints and thermal requirements. Compare against discrete solutions if higher current or different voltage ratings are needed.

Part Context

This part belongs to the ATA68xx series of high-voltage gate drivers from Microchip Technology. These devices are engineered for demanding automotive and industrial environments where reliability under high voltage and temperature stress is critical. The series typically offers integrated protection features and compact packaging solutions for space-constrained designs.

Replacement Considerations

Consult Microchip's official cross-reference tools for verified substitutes. Ensure any replacement matches the QFN-24 footprint, pinout configuration, and electrical ratings. Verify compatibility with existing thermal management and control logic interfaces.