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首頁 > 英聯產品 > 電源供應 > 開關穩壓器 > DC-DC降壓轉換器 |
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Key Specifications
Product Description The UM5483S is a monolithic synchronous buck regulator. The device integrates two 100mΩ MOSFETs, and provides 2.5A of continuous load current over a wide input voltage of 4.75V to 18V. Current mode control provides fast transient response and cycle-by-cycle current limit.
The device, available in SOT23-6 package, provides a very compact solution with minimal external components. Features
- 1% Feedback Voltage Accuracy
- Fast Soft-Start
- Wide 4.75V to 18V Operating Input Range
- Integrated 100mΩ Power MOSFET Switches
- Output Adjustable from 0.8V to 15V
- Up to 92.5% Efficiency
- Stable with Low ESR Ceramic Output Capacitors
- Fixed 340kHz Frequency
- Cycle-by-Cycle Over Current Protection
- Input Under Voltage Lockout
- SOT23-6 package
Applications
- Distributed Power Systems
- Networking Systems
- FPGA, DSP, ASIC Power Supplies
- Green Electronics/Appliances
- Notebook Computers
Pin Configurations
 Typical Application Circuit
 Ordering Information
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Application Notes
Product Selection Guide
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