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TPS548B22RVFR
+NomenclatureIC REG BUCK ADJ 25A 40LQFN
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FabricantTexas Instruments
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Pièce fabricant #TPS548B22RVFR
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Package LQFN-CLIP (RVF)-40
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En stock5881
365 Garantie qualité 24h/24
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90-Garantie après-vente 24h/24
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWIFT™, D-CAP3™, Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1.5V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 25A |
| Frequency-Switching | Selectable |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 40-PowerLFQFN |
Présentation
Description
Key features include an adjustable switching frequency, internal compensation, and a seamless transition between continuous conduction mode (CCM) and discontinuous conduction mode (DCM), which enhances efficiency across a range of loads. The TPS548B22RVFR also provides robust protection features, including overcurrent protection, thermal shutdown, and output voltage monitoring. It is housed in a space-saving VQFN package, ideal for compact designs. This converter is suitable for applications such as telecommunications, networking equipment, and various industrial power solutions.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 4.5V to 18V, suitable for various power sources.
2. High Output Current: Supports continuous output current up to 15A, ideal for powering high-current digital loads.
3. Adjustable Output Voltage: Output voltage can be set from 0.6V to 5.5V using external resistors.
4. Efficiency: Achieves efficiency up to 95%, reducing thermal concerns and improving system reliability.
5. Switching Frequency: Programmable switching frequency between 200 kHz and 1.2 MHz allows optimization for size and efficiency.
6. Advanced Features: Includes features like soft start, power good indicator, and undervoltage lockout.
7. Protection Mechanisms: Offers overcurrent, overtemperature, and short-circuit protections to ensure safe operation.
8. Package: Comes in a compact, 5mm x 6mm VQFN package, making it suitable for space-constrained designs.
These features make the TPS548B22RVFR a versatile choice for applications requiring efficient and reliable power management.
Pinout
Some of the notable features include a wide input voltage range, adjustable output voltage, integrated compensation, and multiple protection features such as over-voltage, under-voltage, and over-current protection. It also supports flexible start-up and sequencing options, making it suitable for powering complex digital loads like FPGAs and ASICs.
Manufacturer
Application
1. Telecommunications Equipment: Provides reliable power for base stations and networking devices.
2. Data Centers: Supports power management for servers and storage systems.
3. Industrial Automation: Powers control systems and industrial computers.
4. Consumer Electronics: Used in high-performance devices like gaming consoles and TVs.
5. Automotive Systems: Powers infotainment and advanced driver-assistance systems (ADAS).
6. Enterprise Computing: Supports motherboards and graphics cards in high-performance computing setups.
Its ability to deliver high current with efficiency makes it suitable for these demanding applications.