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Product Detailed Parameters
- Description：HIGH-CURRENT, HIGH-PERFORMANCE D
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- Switch Type：General Purpose
- Number of Outputs：1
- Ratio - Input:Output：1:01
- Output Configuration：High/Low Side
- Output Type：N-Channel
- Interface：PWM
- Voltage - Load：4.5V ~ 20V
- Voltage - Supply (Vcc/Vdd)：4.5V ~ 5.5V
- Current - Output (Max)：55A
- Rds On (Typ)：-
- Input Type：Non-Inverting
- Features：-
- Fault Protection：Over Temperature, UVLO
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Supplier Device Package：31-QFN (5x5)
- Package / Case：31-PowerVFQFN Module
- Grade：-
- Qualification：-
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Overview
The AOZ5610BQI is a DrMOS power driver module designed for synchronous buck converters. It integrates a half-bridge driver and high-side/low-side MOSFETs in a 31-QFN (5x5) package. The device supports an input voltage range of 4.5V to 20V with a continuous output current of 55A per channel. It features a maximum switching frequency of 2MHz, enabling compact designs. Key electrical characteristics include integrated bootstrap circuitry and diode emulation functionality.
Feature Summary
- Integrates half-bridge driver and power MOSFETs into a single DrMOS module
- Supports synchronous buck converter topologies with up to 55A output capability
- Includes built-in bootstrap circuit and diode emulation for enhanced efficiency
Applications
- Synchronous buck converters
- Gaming applications requiring high current density
- Point-of-load regulation modules
Procurement Notes
Verify the specific suffix 'QI' indicates automotive or qualified grade status as per Alpha & Omega Semiconductor documentation. Confirm the 31-QFN (5x5) package dimensions match your PCB footprint requirements. Ensure thermal management solutions are adequate for the 55A current rating under your specific operating conditions. Check RoHS compliance status if required by your manufacturing standards.
Selection Notes
Select this component when designing high-current synchronous buck converters requiring a compact form factor. The 55A rating suits applications needing significant power delivery from small footprints. Consider the 2MHz switching frequency for minimizing passive component size. Verify that the 4.5V to 20V input range aligns with your system's supply voltage constraints.
Part Context
The AOZ5610BQI belongs to Alpha & Omega Semiconductor's DrMOS family, specifically tailored for gaming and high-performance computing applications. It shares the 31-QFN (5x5) package with related models like the AOZ5612BQI, which offers similar integration but may differ in current ratings or control features. This series emphasizes high power density and simplified design implementation.
Replacement Considerations
The AOZ5612BQI is a documented substitute within the same DrMOS family, sharing the 31-QFN (5x5) package. Verify if the current rating differences between the 55A (AOZ5610BQI) and other variants meet your specific load requirements before substitution.
