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AOZ1269AQI
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Product Detailed Parameters
- Description：IC REG BUCK ADJ 12A 22QFN
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：6.5V
- Voltage - Input (Max)：28V
- Voltage - Output (Min/Fixed)：0.6V
- Voltage - Output (Max)：23.8V
- Current - Output：12A
- Frequency - Switching：-
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：22-PowerVFQFN
- Supplier Device Package：22-QFN (4x4)
- Grade：-
- Qualification：-
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Overview
The AOZ1269AQI is a high-efficiency synchronous buck regulator from Alpha & Omega Semiconductor. It operates with an input voltage range of 6.5V to 28V and delivers up to 12A output current. The device provides a positive adjustable output voltage ranging from 0.6V to 23.8V. It utilizes the EZBuck architecture for simplified design and features a latch function. The component is housed in a 22-pin PowerVFQFN package with an exposed pad for thermal management.
Feature Summary
- Synchronous step-down topology for high efficiency
- EZBuck architecture for ease of use
- Integrated latch protection function
Applications
- Industrial equipment power distribution
- Telecommunications infrastructure
- Point-of-load regulation systems
Procurement Notes
Verify the exact part number suffix against official Alpha & Omega Semiconductor documentation to ensure correct pinout, thermal characteristics, and functional specifications. Confirm that the requested variant matches the required input/output voltage ranges and current capabilities specified in the manufacturer datasheet before finalizing procurement orders.
Selection Notes
Select this component when a robust 12A synchronous buck solution is required within a 28V input window. The adjustable output allows flexibility for various load requirements. Ensure adequate thermal dissipation design due to the high current capability and consider the 22-pin QFN footprint constraints during PCB layout planning.
Part Context
This device belongs to the AOZ1269 series of EZBuck regulators designed by Alpha & Omega Semiconductor. The series focuses on providing reliable DC-DC conversion with simplified external component counts. The AQI suffix typically denotes specific packaging or temperature grade variations within the product line.
Replacement Considerations
Consult official AOS substitution guides for compatible alternatives. Verify electrical compatibility including input voltage limits, current ratings, and control interface before replacing.
