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AOZ1015AI
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Product Detailed Parameters
- Description：IC REG BUCK ADJ 1.5A 8SOIC
- Series：EZBuck™
- 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)：4.5V
- Voltage - Input (Max)：16V
- Voltage - Output (Min/Fixed)：0.8V
- Voltage - Output (Max)：16V
- Current - Output：1.5A
- Frequency - Switching：500kHz
- Synchronous Rectifier：No
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
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Overview
The AOZ1015AI is a synchronous step-down DC-DC converter IC manufactured by Alpha & Omega Semiconductor. It operates with an input voltage range of 4.5V to 16V and provides a single adjustable output from 0.8V to 16V. The device delivers up to 1.5A of continuous output current at a fixed switching frequency of 500kHz. Integrated internal MOSFETs minimize external component requirements. The unit is housed in an 8-SOIC package.
Feature Summary
- Integrated synchronous rectification using internal MOSFETs to reduce board space and cost
- Fixed 500kHz switching frequency for optimized passive component size
- Comprehensive protection suite including thermal shutdown, short circuit protection, and input under-voltage lockout
Applications
- Point-of-load regulation for embedded systems
- Battery-powered portable devices requiring efficient step-down conversion
- Industrial control boards utilizing 5V or 12V input rails
Procurement Notes
Verify the specific suffix 'AI' against the manufacturer's official datasheet to confirm pinout compatibility and electrical specifications. Ensure the source document explicitly identifies this part as a synchronous buck regulator. Cross-reference the package type as 8-SOIC to prevent integration errors during PCB design and assembly processes.
Selection Notes
Select this component when a compact, high-efficiency solution is required for converting higher input voltages down to lower logic levels. The integrated nature of the power stage simplifies the bill of materials. Consider the fixed 500kHz frequency when designing the output filter inductance and capacitor values to ensure stable operation within the specified load conditions.
Part Context
This device belongs to the EZBuck series of power management integrated circuits. It represents a class of monolithic switching regulators designed to replace discrete MOSFET and driver combinations. The technology focuses on reducing the total system footprint while maintaining reliable performance across varying thermal environments.
Replacement Considerations
Public documentation indicates that the AOZ1015AI has reached end-of-life status. Designers should consult official replacement guides for compatible successors within the same product family or equivalent functional alternatives.
