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Product Detailed Parameters
- Description：25V/55A DRMOS 5V PWM IN QFN5X5
- 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
- Fault Protection：Shoot-Through, UVLO
- Mounting Type：Surface Mount
- Package / Case：31-PowerVFQFN Module
- Supplier Device Package：31-QFN (5x5)
- Grade：-
- Qualification：-
Download product information
Overview
The AOZ5016QI is a high-power DrMOS module from Alpha & Omega Semiconductor, designed for synchronous buck converter applications. It integrates a half-bridge driver and power MOSFETs in a compact QFN5x5A-31L package. The device supports an input voltage range of 4.5V to 25V with a maximum DC current of 55A and peak current capability up to 120A. It operates at switching frequencies up to 2MHz and accepts PWM or FCCM inputs compatible with 3V/5V logic.
Feature Summary
- Integrates half-bridge driver and power MOSFETs in a single compact module
- Supports precise control via PWM and FCCM inputs with tri-state capability
- Enables asynchronous operation through diode emulation mode for improved light-load efficiency
- Compatible with standard 3V and 5V logic interfaces
Applications
- Synchronous buck converters
- Server and workstation VRMs
- Graphics card power stages
- Industrial point-of-load regulation
Procurement Notes
Verify the specific suffix 'QI' matches the required RoHS3 compliance and lead time requirements. Confirm the package marking and thermal pad configuration align with your PCB footprint design. Check for any recent PCN notifications regarding assembly changes or material updates before finalizing procurement plans.
Selection Notes
Select this component when high current density and compact board space are critical constraints. Ensure the application requires input voltages within the 4.5V to 25V range. Verify that the controller interface supports the required PWM or FCCM signaling modes. Consider thermal management solutions suitable for the QFN5x5A-31L package under full load conditions.
Part Context
This part belongs to the DrMOS family from Alpha & Omega Semiconductor, which combines gate drivers and power switches into integrated modules. These components are engineered to simplify power stage design by reducing component count and improving reliability compared to discrete solutions.
Replacement Considerations
Direct substitutes include other 55A DrMOS modules in similar packages, such as the AOZ5016QIS variant if pinout compatibility is confirmed. Cross-reference with industry-standard equivalents from other manufacturers ensuring identical current ratings and package dimensions.
