ACT8849QM614-T

Overview

The ACT8849QM614-T is a modular power management IC (PMIC) from Qorvo, designed for portable devices and application processors. It integrates four fixed-frequency synchronous PWM step-down converters and nine low-noise LDOs, including one always-on regulator. The device features an integrated backup battery charger and operates in a compact 48-pin TQFN EP package. It achieves peak efficiencies of up to 97% for the buck converters. This component provides a complete power system solution for multi-core processors.

Feature Summary

• Integrates four synchronous step-down converters with high efficiency
• Includes nine low-noise LDOs for sensitive analog loads
• Features an integrated backup battery charger circuit
• Designed for compact portable device applications

Applications

• Multi-core application processors
• Portable electronic devices
• System power management solutions

Procurement Notes

Verify availability status as this part may be discontinued or subject to limited supply. Confirm the specific suffix matches the required pinout and functionality. Check for valid datasheets and EOL notifications before design-in. Ensure compatibility with existing board layouts and thermal requirements.

Selection Notes

Select this PMIC when a single-chip solution for processor power rails is required. Consider its integration of buck and LDO regulators to reduce component count. Evaluate the 48-pin TQFN EP package for space constraints. Verify that the fixed-frequency operation meets noise sensitivity requirements.

Part Context

This component belongs to the ACT8847/ACT8849 series of specialized PMICs from Qorvo. These devices are engineered to simplify power design for complex digital systems. The series offers modular configurations to support various processor architectures and voltage requirements in mobile and portable electronics.

Replacement Considerations

Check for official substitute part numbers from Qorvo if this unit is unavailable. Verify pin-to-pin compatibility and electrical specifications before substitution. Consult manufacturer documentation for any recommended replacements.