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TPS53314RGFR
+NomenclatureIC REG BUCK ADJUSTABLE 6A 40VQFN
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FabricantTexas Instruments
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Pièce fabricant #TPS53314RGFR
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Package QFN-40
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En stock3762
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | D-CAP™, Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3V |
| Voltage-Input(Max) | 15V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 6A |
| Frequency-Switching | 250kHz ~ 1MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 40-VFQFN Exposed Pad |
Présentation
Description
Key features include its wide input voltage range, typically from 4.5V to 24V, and its ability to deliver up to 14A of continuous output current. The TPS53314RGFR integrates high-side and low-side MOSFETs, reducing the need for external components and thus saving board space and cost. It supports current mode control, which provides fast transient response and simplifies the design process.
Additional features include adjustable switching frequency, from 250kHz to 1.5MHz, allowing designers to optimize efficiency and size. It is equipped with protection features like over-current protection, under-voltage lockout, and thermal shutdown to enhance reliability. The device is available in a thermally enhanced VQFN package, which aids in efficient heat dissipation.
Equivalent
1. LM2743 from Texas Instruments
2. MP1495 from Monolithic Power Systems
3. ISL85003 from Renesas Electronics
4. LTM4622 from Analog Devices
5. XC9235 from Torex Semiconductor
These alternatives offer similar functionalities like synchronous buck conversion, but differences in specifications should be confirmed with datasheets.
Features
1. Input Voltage Range: It operates over a wide input voltage range from 4.5 V to 18 V, accommodating a variety of power sources.
2. Output Voltage: The device supports adjustable output voltage from 0.76 V up to 7 V, providing flexibility for different applications.
3. Output Current: Capable of delivering up to 14 A of continuous output current.
4. Efficiency: High-efficiency performance, often exceeding 95%, which is crucial for power-sensitive applications.
5. Switching Frequency: Operates at a fixed frequency of 500 kHz, optimized for transient response and efficiency.
6. Soft Start and Tracking: Features internal soft start and tracking for ease of use and implementation.
7. Protection Features: Includes overcurrent protection, overvoltage protection, and thermal shutdown to ensure reliable operation.
8. Package: Available in a compact, thermally-enhanced 24-pin VQFN package (RGF).
These features make the TPS53314RGFR suitable for applications in computing, telecommunications, and other areas requiring efficient power management.
Pinout
The TPS53314 is designed for high-efficiency power conversion and features integrated MOSFETs, which help in delivering high-current loads efficiently. The device is typically used in applications requiring a compact, efficient power supply solution, such as in computing, networking, and telecommunication equipment.
Key functions of the TPS53314 include:
1. Synchronous Buck Conversion: It steps down higher voltage input to a lower, regulated output voltage.
2. Integrated MOSFETs: Reduces component count and increases efficiency.
3. Adjustable Switching Frequency: Allows optimization of efficiency and performance.
4. Soft Start Feature: Manages inrush current during startup.
5. Protection Features: Includes undervoltage lockout, overvoltage protection, overcurrent protection, and thermal shutdown.
For detailed pin descriptions and specific functions per pin, you should refer to the datasheet published by Texas Instruments.