ChipApex | Global Electronic Components Supplier
AOZ1021HAIL
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：IC REG BUCK ADJ 3A 8SOIC
- 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)：4.5V
- Voltage - Input (Max)：16V
- Voltage - Output (Min/Fixed)：0.8V
- Voltage - Output (Max)：16V
- Current - Output：3A
- Frequency - Switching：500kHz
- Synchronous Rectifier：Yes
- 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：-
Download product information
Overview
The AOZ1021HAIL is a synchronous high-efficiency buck regulator from Alpha & Omega Semiconductor, part of the EZBuck family. It operates within a 4.5V to 16V input voltage range and delivers up to 3A of continuous output current with an adjustable output voltage down to 0.8V. The device features internal soft start, cycle-by-cycle current limit, short-circuit protection, and thermal shutdown. It utilizes a fixed 500kHz PWM frequency and offers 1.5% initial output accuracy. Packaged in a compact SO-8 format, it is rated for ambient temperatures between -40°C and +85°C.
Feature Summary
- Synchronous rectification architecture with low on-resistance switches
- Integrated protection mechanisms including thermal shutdown and current limiting
- Adjustable output voltage capability starting from 0.8V
- Fixed switching frequency for simplified external component selection
Applications
- Point of load DC/DC conversion
- PCIe graphics cards
- Set top boxes
- LCD panels
- Telecom and networking equipment
Procurement Notes
Verify the specific suffix 'HAIL' against official Alpha & Omega Semiconductor documentation to confirm package type and temperature grade. Ensure compatibility with design requirements for the SO-8 footprint and operating temperature range before finalizing procurement.
Selection Notes
Select this component for applications requiring a simple, high-efficiency step-down solution with integrated protections. Consider the 3A current limit and 16V maximum input when designing power stages. Verify that the 500kHz switching frequency aligns with electromagnetic interference constraints and inductor size requirements.
Part Context
This part belongs to the EZBuck series of synchronous buck regulators designed for ease of use and high efficiency. It integrates control logic and power MOSFETs into a single small package, reducing the bill of materials and board space compared to discrete solutions.
Replacement Considerations
The AOZ1022DI-01 and AOZ1022PI are listed as similar parts within the same product family. Verify pinout compatibility and electrical specifications before substitution.
