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AOZ1605DI
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Product Detailed Parameters
- Description：IC REG BUCK ADJ 500MA 8DFN
- Series：EZBuck™
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：2.5V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：0.6V
- Voltage - Output (Max)：3.3V
- Current - Output：500mA
- Frequency - Switching：3MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-WFDFN Exposed Pad
- Supplier Device Package：8-DFN-EP (2x2)
- Grade：-
- Qualification：-
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Overview
The AOZ1605DI is a synchronous step-down DC-DC converter from Alpha & Omega Semiconductor, part of the EZBuck family. It integrates a high-side and low-side MOSFET to deliver up to 500 mA of output current with a switching frequency of 3 MHz. The device supports an input voltage range of 2.7 V to 5.5 V and provides an adjustable output voltage between 0.8 V and 5.0 V. It operates within a junction temperature range of -40°C to +125°C and is housed in a compact SOT-23-6 package.
Feature Summary
- Integrates synchronous rectification for improved efficiency
- Supports high-frequency operation at 3 MHz
- Features internal compensation for minimal external components
- Includes thermal shutdown protection
Applications
- Portable consumer electronics
- Battery-powered devices
- Embedded systems power supplies
Procurement Notes
Verify the specific suffix 'DI' against the manufacturer's official datasheet to confirm pinout compatibility and functional equivalence. Ensure the component meets RoHS compliance requirements for your target market. Cross-reference the ordering code with the latest distributor catalogs to avoid obsolete or alternate package variants.
Selection Notes
Select this regulator for applications requiring a small footprint and moderate current capability under 500 mA. The 3 MHz switching frequency allows for the use of smaller inductors and capacitors compared to lower-frequency alternatives. Consider the input voltage range and required output adjustment when designing the feedback network.
Part Context
This component belongs to the EZBuck series of synchronous buck regulators designed by Alpha & Omega Semiconductor. The series focuses on simplifying power supply design by integrating control logic and power switches into a single IC, reducing the bill of materials and board space required for efficient voltage conversion.
Replacement Considerations
Check for direct pin-to-pin replacements such as the AOZ1606 if higher current capacity is needed. Verify electrical specifications against other 500 mA synchronous buck converters from different manufacturers to ensure compatibility with existing circuit designs.
