PAC5255QF

Application Specific Microcontrollers Overview

The Qorvo PAC5255QF is a Power Application Controller (PAC) designed for high-voltage motor control applications. It integrates a 600V half-bridge driver with an Arm Cortex-M0 or M4F microcontroller within a TQFN-57 package. The device supports a supply voltage range of 5.2 V to 52 V and delivers an output current of 1 A. It operates within a temperature range of -40°C to +105°C and features a low operating supply current of 300 µA. This component combines power management, signal conditioning, and MCU capabilities into a single integrated circuit.

Application Specific Microcontrollers Feature Summary

• Integrated 600V half-bridge gate driver with 1 A output capability
• Built-in Arm Cortex-M0 or M4F microcontroller unit
• Supply voltage range from 5.2 V to 52 V
• Operating temperature range of -40°C to +105°C

Application Specific Microcontrollers Applications

• Brushless DC (BLDC) motor control in white goods
• Power tool motor drives
• Garden tool motor systems

Application Specific Microcontrollers Procurement Notes

Verify the specific MCU core variant (Cortex-M0 vs. M4F) and flash memory size against the official datasheet, as these parameters may vary across PAC5255 family members. Confirm moisture sensitivity handling requirements prior to assembly. Ensure the TQFN-57 thermal pad connection meets PCB layout specifications for optimal heat dissipation during operation.

Application Specific Microcontrollers Selection Notes

Select this component for applications requiring high-voltage integration in a compact form factor. The PAC5255QF is suitable where space constraints limit discrete solutions. Verify that the required MCU performance aligns with the specific core version included in this package. Consider the 1 A drive current limit when sizing external MOSFETs for the target motor load.

Application Specific Microcontrollers Part Context

The PAC5255QF belongs to the Qorvo PAC5255 series of Power Application Controllers. These devices are engineered to reduce bill-of-materials costs by integrating analog front-ends, power drivers, and MCUs. The series targets high-voltage AC-powered motor applications, offering a consolidated solution compared to traditional multi-chip architectures.

Application Specific Microcontrollers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate other PAC5255 variants or PAC55xx series components only if they match the specific voltage, package, and MCU configuration requirements.