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AOZ1282CI-1
Single output step-down converter in SOT-23 package
AOZ1282CI-1
Single output step-down converter in SOT-23 package
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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AOZ1282CI-1 DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.310 | $0.31 |
| 200 | $0.119 | $23.80 |
| 500 | $0.116 | $58.00 |
| 1000 | $0.114 | $114.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
The AOZ1282CI-1 is a versatile and reliable synchronous buck regulator designed to meet the demanding requirements of modern electronic devices. With its wide input voltage range of 4.5V to 24V and capability to deliver up to 2A of continuous output current, this regulator is suitable for a wide range of applications, from industrial automation to consumer electronics. Its integrated power MOSFETs not only reduce the external component count but also ensure high efficiency and low quiescent current, making it ideal for battery-powered devices that require extended run times. The built-in power-good indicator, soft-start function, and over-temperature protection mechanism further enhance its safety and reliability, giving designers peace of mind when integrating it into their systems. Whether you're looking to minimize PCB footprint, simplify your design process, or improve overall efficiency, the AOZ1282CI-1 has you covered
Key Features
- 4.5V to 16V operating input voltage range
- 130 mΩ internal PFET switch for high efficiency: up to 95%
- Internal soft start
- Output voltage adjustable to 0.8V
- 2A continuous output current
- Fixed 500kHz PWM operation
- Cycle-by-cycle current limit
- Short-circuit protection
- Thermal shutdown
- Small size SO-8 packages
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Manufacturer | Alpha & Omega Semiconductor Inc. | Product Category ! | DC Switching Regulators |
| Series | EZBuck™ | Packaging ! | Alternate Packaging |
| Package-Case | Surface Mount | Operating-Temperature | Adjustable |
| Mounting-Type | 1 Output | Output-Type | Buck |
| Function | Positive | Supplier-Device-Package | 0.8V |
| Number-of-Outputs | 30.6V | Topology | No |
| Frequency-Switching | 4.5V |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is AOZ1282CI-1?
The AOZ1282CI-1 is a high-efficiency, synchronous buck regulator designed by Alpha & Omega Semiconductor. It is specifically designed for high-current, low-voltage applications, making it suitable for various power supply designs, including those in consumer electronics, industrial equipment, and automotive systems.
How Does AOZ1282CI-1 Work?
The AOZ1282CI-1 operates as a synchronous buck regulator, converting input voltage into a lower, regulated output voltage. It utilizes high-efficiency power MOSFETs and a control circuit to efficiently step down the voltage and regulate the output. The regulator features pulse-width modulation (PWM) control for precise voltage regulation and current protection features.
How Many Pins does AOZ1282CI-1 have and What are the Functions of the Pinout Configuration?
The AOZ1282CI-1 is housed in a compact 16-pin WQFN (Wettable Quad Flat No-Lead) package. The pinout configuration includes:
- VIN: Input power supply pin.
- SW: Switching node for the buck regulator.
- PGND: Power ground connection.
- BOOT: Bootstrap capacitor pin for high-side MOSFET driver.
- AGND: Analog ground connection.
- FB: Feedback pin for voltage regulation.
- EN: Enable pin for turning the regulator on or off.
- COMP: Compensation pin for stability and loop control.
What are the Pros and Cons of AOZ1282CI-1?
Pros:
- High Efficiency: Offers high efficiency for power savings and thermal management.
- Compact Size: Comes in a small package, ideal for space-constrained designs.
- Wide Input Voltage Range: Supports a wide input voltage range for versatile applications.
- Overcurrent Protection: Includes overcurrent protection features for robust system operation.
- Integrated Power MOSFETs: Features integrated power MOSFETs for simplified design and layout.
Cons:
- Complexity: Buck regulator design may require careful consideration of loop stability and component selection.
- Thermal Management: High-efficiency operation may require attention to thermal dissipation.
- External Components: May need additional external components for specific application requirements.
Are There Any Equivalents/Alternatives to AOZ1282CI-1 for Recommendation?
- The TPS54332 from Texas Instruments is a comparable synchronous buck regulator with similar features.
- Alternatives to the AOZ1282CI-1 include the LT8614 from Analog Devices and the MP2315 from Monolithic Power Systems.
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