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Product Detailed Parameters
- Description：30V 55A QFN5X5 DRMOS POWER STAGE
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Configuration：Half Bridge
- Applications：Synchronous Buck Converters
- Interface：PWM
- Load Type：Inductive, Capacitive
- Technology：DrMOS
- Rds On (Typ)：-
- Current - Output / Channel：55A
- Current - Peak Output：120A
- Voltage - Supply：4.5V ~ 5.5V
- Voltage - Load：4.5V ~ 25V
- Operating Temperature：-40°C ~ 150°C (TJ)
- Features：Bootstrap Circuit, Diode Emulation, Status Flag
- Fault Protection：Over Temperature, Shoot-Through, UVLO
- Mounting Type：Surface Mount
- Package / Case：31-PowerVFQFN Module
- Supplier Device Package：31-QFN (5x5)
- Grade：-
- Qualification：-
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Overview
The AOZ5616QI is a high-current, high-performance DrMOS power stage manufactured by Alpha & Omega Semiconductor Inc. It integrates a half-bridge driver with synchronous buck converter capabilities. The device supports an input voltage of 30V and delivers a continuous current of 55A. It utilizes a QFN5x5 package for compact integration. The module operates with a maximum switching frequency of 2000kHz, enabling efficient power conversion in demanding applications.
Feature Summary
- Integrates half-bridge driver and synchronous buck converter
- Supports high switching frequency up to 2000kHz
- Delivers high continuous current output
- Compact QFN5x5 package design
Applications
- Server and data center power supplies
- Graphics processing unit (GPU) voltage regulation
- Central processing unit (CPU) power delivery systems
- High-density point-of-load conversion
Procurement Notes
Verify the specific suffix and revision level against the manufacturer's latest datasheet to ensure compatibility with required thermal and electrical specifications. Confirm RoHS compliance status and check for any product change notices or obsolescence alerts prior to finalizing procurement plans.
Selection Notes
Select this component for designs requiring high current density and fast transient response in space-constrained environments. Ensure the PCB layout supports the thermal requirements of the QFN5x5 package and that the control loop is compatible with the integrated driver characteristics.
Part Context
This part belongs to the DrMOS family from Alpha & Omega Semiconductor, designed for advanced power management in computing and graphics applications. It combines gate drive and power FETs into a single module to reduce component count and improve efficiency compared to discrete solutions.
Replacement Considerations
Check for direct pin-to-pin replacements within the same series or newer revisions. Verify that alternative modules match the 30V rating, 55A current capacity, and 2000kHz switching frequency requirements.
