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NU1680QDHB
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ManufacturerJLCPCB Assembly
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Mfr. Part #NU1680QDHB
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In Stock13122
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Specifications
| Attribute | Value |
| Manufacturer | JLCPCB Assembly |
| Package / Case | TQFN-16 |
Overview
Description
The NU1680QDHB is a high-performance DC-DC buck converter IC designed by NuVolta Technologies. It features:
- 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.
- 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
The NU1680QDHB is a power management IC. Equivalent alternatives include:
- 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.
- 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
The NU1680QDHB is a high-performance, low-power DC-DC buck converter IC with the following key 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.
- 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
The NU1680QDHB is a power management IC (PMIC) manufactured by NuVolta Technologies, a Chinese semiconductor company specializing in high-performance power management and wireless charging solutions. Founded in 2014 and headquartered in Shanghai, NuVolta focuses on innovative power delivery technologies, particularly for fast charging and mobile devices. The company is known for its integration of advanced power efficiency and compact designs, catering to consumer electronics and IoT applications.
Application
The NU1680QDHB is a high-performance power management IC primarily used in:
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.
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.
Package
The NU1680QDHB is a high-voltage, high-speed MOSFET driver IC. It typically comes in a QFN-16 (Quad Flat No-Lead, 16-pin) package, which is compact and suitable for surface-mount applications. The package offers efficient thermal performance and space-saving design, ideal for power management and switching circuits. Exact dimensions and specifications should be verified in the datasheet.
