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NU1680QDHB
+BOM-
Nhà sản xuấtJLCPCB Assembly
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Ông. Phần #NU1680QDHB
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Manufacturer | JLCPCB Assembly |
| Package | TQFN-16 |
Tổng quan
Description
- Input Voltage Range: 4.5V to 18V
- Output Voltage: Adjustable (0.6V to 5.5V)
- Max Output Current: 8A
- High Efficiency: Up to 95%
- Switching Frequency: 300kHz to 2.2MHz (adjustable)
- Protections: Over-current, over-voltage, thermal shutdown
This IC is ideal for power supplies in networking, industrial, and consumer electronics, offering compact size and reliable performance. It supports synchronous rectification for improved efficiency and includes power-good indication.
For detailed specs, refer to the NU1680QDHB datasheet.
Equivalent
- MP2451 (Monolithic Power Systems)
- LM2596 (Texas Instruments)
- AP2403 (Diodes Incorporated)
- XL1509 (XLSEMI)
These chips offer similar step-down (buck) converter functionality with comparable voltage/current ratings. Verify pin compatibility and specs for your application. For exact replacements, check datasheets or distributor listings.
Features
- Input Voltage Range: 4.5V to 18V
- Output Voltage: Adjustable (0.8V to 16V)
- Output Current: Up to 3A
- High Efficiency: Up to 95% (synchronous rectification)
- Switching Frequency: 500kHz (fixed)
- Protections: Over-current (OCP), over-temperature (OTP), under-voltage lockout (UVLO)
- Package: QFN-16 (compact, thermal-efficient)
- Low Quiescent Current: ~30μA (improves light-load efficiency)
- Soft-Start Function: Prevents inrush current
Ideal for industrial, automotive, and consumer electronics requiring stable, efficient power conversion.
Manufacturer
Application
1. USB Power Delivery (PD): Fast charging for smartphones, laptops, and other devices.
2. Adapters & Chargers: Efficient AC-DC power conversion in wall adapters and portable chargers.
3. Automotive Electronics: On-board charging systems and infotainment power supplies.
4. Industrial Power Systems: Reliable power management for industrial equipment.
5. Consumer Electronics: Power solutions for TVs, monitors, and smart home devices.
It supports high efficiency, compact designs, and robust protection features.