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Product Detailed Parameters
- Description：IC POWER DRMOS 25V 55A 31QFN
- 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：-
Download product information
Overview
The AOZ5516QI_2 is a DrMOS power module manufactured by Alpha & Omega Semiconductor Inc. It integrates a half-bridge driver and synchronous buck converter components into a single 31-QFN (5x5) package. The device supports a load voltage range of 4.5V to 25V and delivers an output current of 55A per channel with a peak output capability of 120A. It operates within a junction temperature range of -40°C to 150°C and utilizes PWM interface control.
Feature Summary
- Integrates half-bridge driver and synchronous buck converter in a compact DrMOS configuration
- Includes bootstrap circuit, diode emulation, and status flag features for enhanced control
- Provides comprehensive fault protection including over-temperature, shoot-through, and under-voltage lockout
Applications
- Synchronous buck converters
- Point-of-load regulation
- Server and storage systems
Procurement Notes
Verify the specific suffix and packaging variant against official Alpha & Omega Semiconductor documentation before procurement. Confirm that the component meets RoHS3 compliance requirements and check the latest datasheet for any engineering change notices or pinout modifications associated with the 31-QFN package.
Selection Notes
Select this component for high-current applications requiring integrated gate drive and power switching. Ensure the input supply voltage aligns with the 4.5V to 5.5V driver supply range and that the thermal design accommodates the 55A continuous output current within the specified operating temperature limits.
Part Context
This part belongs to the AOZ5516 series of DrMOS modules designed for efficient power conversion. It is distinct from discrete MOSFETs or standalone drivers by combining both logic and power stages. The manufacturer identifies it as a solution for dense power delivery networks in modern electronic systems.
FAQ
What is the maximum peak output current for the AOZ5516QI_2?
The maximum peak output current is 120A.
Does the AOZ5516QI_2 include built-in fault protection?
Yes, it includes over-temperature, shoot-through, and under-voltage lockout (UVLO) protection.
