Alpha & Omega Semiconductor Inc.8-WFDFN Exposed PadRoHS
AOZ1281DI
IC REG BUCK ADJUSTABLE 1.8A 8DFN
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
8-WFDFN Exposed Pad
Series
EZBuck™
Status
Active
$1.31 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Alpha & Omega Semiconductor Inc. |
| Model | AOZ1281DI |
| Package / Case | 8-WFDFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 3V |
| Voltage - Input (Max) | 26V |
| Voltage - Output | 0.8V |
| Current - Output | 1.8A |
| Frequency - Switching | 1.5MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 8-DFN-EP (2x2) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
AOZ1281DI by Alpha & Omega Semiconductor Inc. is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 26V, output 0.8V. The 8-WFDFN Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Function | Step-Down |
| Topology | Buck |
| Output Type | Adjustable |
| Current - Output | 1.8A |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 1.5MHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 26V |
| Voltage - Input (Min) | 3V |
| Voltage - Output (Max) | 22.1V |
| Voltage - Output (Min/Fixed) | 0.8V |
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