PCA9482UKZ

Overview

The PCA9482UKZ is a power management integrated circuit designed for the i.MX 8M Plus application processor. It integrates four high-efficiency step-down regulators, five low-dropout linear regulators, and multiple load switches to provide comprehensive power sequencing and management. The device supports dynamic voltage scaling for optimized performance and includes features such as remote sense compensation and programmable ramp times. It operates within an ambient temperature range of -40 °C to 105 °C and is housed in a compact wafer-level chip-scale package.

Feature Summary

• Integrates four buck converters with dynamic voltage scaling support
• Includes five LDOs with dedicated low quiescent current options
• Features built-in active discharge resistors for load switches
• Supports I2C interface for flexible configuration and control

Applications

• i.MX 8M Plus application processor systems
• Industrial IoT edge devices
• Automotive infotainment units
• Smart home hubs

Procurement Notes

Verify the specific suffix UKZ matches the required package variant. Confirm compatibility with the target i.MX processor revision. Check for AEC-Q100 qualification if automotive use is intended. Ensure supply chain longevity aligns with product lifecycle requirements.

Selection Notes

Select this PMIC when powering i.MX 8M Plus platforms requiring integrated buck and LDO solutions. Consider DVS capabilities for power-sensitive applications. Evaluate thermal performance within the specified operating temperature range. Compare against alternative PMICs based on output count and package size constraints.

Part Context

Part of NXP's portfolio of power management solutions optimized for complex application processors. Designed to simplify system design by integrating multiple power rails into a single component. Supports advanced features like remote sensing and programmable sequencing for robust system operation.

Replacement Considerations

Consult official substitution lists for direct replacements. Verify pin-to-pin compatibility and electrical parameter equivalence. Review updated datasheets for any functional differences or enhanced features in successor models.