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Product Detailed Parameters
- Description:IC REG BUCK ADJ 2A 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):27V
- Voltage - Output (Min/Fixed):0.8V
- Voltage - Output (Max):22.95V
- Current - Output:2A
- Frequency - Switching:370kHz
- 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 AOZ1210AI is a single-output step-down switching regulator IC from the EZBuck series by Alpha & Omega Semiconductor. It integrates internal power MOSFETs to support an output current of 2A with an input voltage range of 4.5V to 27V. The device provides an adjustable output voltage starting from 0.8V and operates at a fixed switching frequency of 370kHz. Packaged in an 8-pin SOIC, it includes protection features such as thermal shutdown, current limit, and under-voltage lockout.
Feature Summary
- Integrates internal high-side and low-side MOSFETs to minimize external component count
- Provides comprehensive protection against over-temperature, short circuits, and undervoltage conditions
- Features internal soft-start functionality to manage inrush current during startup
Applications
- Battery-powered portable electronics
- Industrial control systems
- Consumer appliance power supplies
Procurement Notes
Verify the specific package marking and date code against the manufacturer's latest datasheet revision. Confirm that the application circuit design accounts for the fixed 370kHz switching frequency and the minimum output voltage requirement of 0.8V. Ensure thermal management strategies align with the SOIC package limitations for continuous 2A operation.
Selection Notes
Select this component when a compact, cost-effective solution is required for moderate current loads up to 2A. It is suitable for designs where board space is constrained due to the integrated MOSFET architecture. Consider the 4.5V minimum input voltage constraint when designing for battery applications.
Part Context
This part belongs to the EZBuck family of simple buck regulators designed for efficiency and ease of implementation. It serves as a direct replacement for older discrete solutions or other regulators within the same current class, offering improved integration and reduced peripheral requirements for standard DC-DC conversion tasks.
Replacement Considerations
The AOZ1210 is a related variant within the same product line. Verify pin compatibility and electrical specifications before substitution.
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