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TPS54320RHLR
+NomenclatureIC REG BUCK ADJUSTABLE 3A 14VQFN
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FabricantTexas Instruments
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Pièce fabricant #TPS54320RHLR
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Package VQFN-14
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En stock7407
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 15V |
| Current-Output | 3A |
| Frequency-Switching | 200kHz ~ 1.2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 14-VFQFN Exposed Pad |
Présentation
Description
The device can deliver up to 3A of continuous output current with high efficiency, thanks to its advanced control topology. It operates at a fixed 400 kHz switching frequency, which helps in minimizing the size of external components, thus reducing the overall footprint of the power supply design.
Additional features include adjustable output voltage, internal loop compensation, and protection mechanisms like over-current protection, over-voltage protection, and thermal shutdown. The TPS54320RHLR is available in a thermally enhanced 14-pin VQFN package, offering good thermal performance for applications with stringent space and power requirements. It is commonly used in industrial, consumer electronics, and communications equipment.
Equivalent
Features
1. Input Voltage Range: 4.5V to 17V, suitable for a variety of power sources.
2. Output Current: Up to 3A continuous output current capability.
3. Adjustable Output Voltage: Allows for output voltages as low as 0.8V.
4. Switching Frequency: Programmable from 200 kHz to 1.6 MHz, offering flexibility in design and optimization for either efficiency or size.
5. High Efficiency: Achieves up to 95% efficiency, reducing heat generation and power loss.
6. Integrated MOSFETs: Reduces the need for external components, simplifying design and minimizing PCB space.
7. Soft Start: Adjustable soft-start time to control inrush current during startup.
8. Protection Features: Includes overcurrent protection and thermal shutdown to enhance reliability.
9. Package: Available in a compact 3mm × 3mm VQFN package, suitable for space-constrained applications.
The TPS54320RHLR is ideal for use in applications such as consumer electronics, industrial equipment, and telecommunications systems.
Pinout
Manufacturer
Application
1. Communications Infrastructure: Used in routers, switches, and base stations for stable power supply.
2. Industrial Equipment: Provides efficient power conversion in factory automation and control systems.
3. Consumer Electronics: Powers devices like televisions and set-top boxes.
4. Computing Systems: Used in desktops, servers, and networking equipment for reliable power delivery.
5. Automotive Systems: Suitable for infotainment systems and other automotive electronics due to its robustness.
Its compact size and high efficiency make it versatile for various power management tasks across different industries.