ACT88321VU105-T

Overview

The Qorvo ACT88321VU105-T is a specialized processor power management IC (PMIC) designed for high-performance embedded systems. It integrates three buck converters, two low-dropout regulators (LDOs), and a load bypass switch within a compact WLCSP-30 package. The device supports an input voltage range of 2.7 V to 5.5 V and delivers up to 4 A output current on its primary rails. Operating temperatures span from -40°C to +125°C with a quiescent current of 260 µA. This PMIC is optimized for applications requiring flexible power sequencing and minimal external component counts.

Feature Summary

• Integrates three buck converters, two LDOs, and a load bypass switch for comprehensive power management
• Features configurable system-level sequencing and multiple wake-up triggers via GPIO
• Supports I2C interface for reconfiguration without PCB changes or firmware updates

Applications

• Solid-State Drives (SSD)
• Video processors
• FPGA peripheral power
• Microcontroller systems

Procurement Notes

Verify the specific suffix 'VU105' against official Qorvo documentation to confirm exact output voltage configurations and pin assignments. Ensure compatibility with existing board layouts as this component utilizes a WLCSP-30 package. Confirm availability status directly with authorized distributors as supply levels may vary.

Selection Notes

Select this PMIC when designing space-constrained systems requiring integrated power sequencing for processors and peripherals. It is suitable for applications needing flexible voltage regulation across multiple rails without extensive external circuitry. Consider thermal performance requirements given the small form factor and high current capabilities.

Part Context

This part belongs to the ACT88321 series of Advanced PMICs from Qorvo. These devices are engineered for portable and industrial electronics demanding high efficiency and design flexibility. The series allows manufacturers to reuse base hardware across different product variants by simply adjusting internal configuration settings.

Replacement Considerations

Check for ACT88329 as a potential alternative if additional programmability or different package options are required. Verify that any substitute maintains compatible input voltage ranges and output current specifications for your specific application needs.