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TPS54824RNVR
+NomenclatureIC REG BUCK ADJUSTABLE 8A 18VQFN
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FabricantTexas Instruments
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Pièce fabricant #TPS54824RNVR
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Package VQFN-18
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En stock4902
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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) | 0.6V |
| Voltage-Output(Max) | 12V |
| Current-Output | 8A |
| Frequency-Switching | 200kHz ~ 1.6MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 18-VFQFN |
Présentation
Description
Key features include a high switching frequency of up to 2MHz, which allows the use of smaller inductors and capacitors, thereby reducing overall solution size. It also incorporates advanced features such as D-CAP3 mode for fast transient response, adjustable output voltage, and an internal loop compensation, simplifying design and minimizing external component count. Protection features include overcurrent, overvoltage, undervoltage, and thermal shutdown to ensure robust operation.
The TPS54824RNVR is packaged in a thermally enhanced VQFN package, facilitating efficient heat dissipation and compact design. This makes it ideal for space-constrained applications in telecommunications, networking, and industrial systems.
Equivalent
1. LMR14050 from Texas Instruments - A similar buck converter with comparable specifications.
2. LM76003 from Texas Instruments - Offers similar functionality with different packaging options.
3. MP2451 from Monolithic Power Systems - Provides comparable features and performance.
4. MAX17502 from Maxim Integrated - Another buck converter with similar characteristics.
Always check specific electrical and thermal characteristics to ensure compatibility.
Features
1. Wide Input Voltage Range: Operates from 4.5V to 17V, making it suitable for a variety of applications.
2. Adjustable Output Voltage: Delivers an output voltage range from 0.6V to 7V.
3. High Output Current: Can support up to 8A of continuous output current.
4. Efficiency: Offers high efficiency up to 95%, reducing power loss and thermal stress.
5. Switching Frequency: Features a selectable switching frequency from 200 kHz to 1.6 MHz, allowing for design flexibility.
6. Soft Start and Tracking: Includes a soft-start feature and voltage tracking capability for controlled power-up and sequencing.
7. Protection Features: Incorporates overcurrent protection, overvoltage protection, and thermal shutdown.
8. Package: Available in a space-saving 3.5 mm × 4.5 mm WQFN package.
These characteristics make the TPS54824RNVR suitable for use in computing, networking, and other electronic applications where efficient power management is critical.
Pinout
1. Input Voltage Regulation: It steps down the input voltage to provide a stable output voltage.
2. High Efficiency: Optimized for efficiency across a wide range of loads.
3. Adjustable Output Voltage: Allows customization of the output voltage via an external resistor divider.
4. Integrated MOSFETs: Includes high-side and low-side MOSFETs for efficient power conversion.
5. Protection Features: Overcurrent protection, thermal shutdown, and undervoltage lockout.
6. Soft-Start: Programmable soft-start to control the inrush current during start-up.
7. Frequency Synchronization: Allows synchronization to an external clock for noise-sensitive applications.
This combination of features makes it suitable for applications like telecommunications, industrial equipment, and consumer electronics.