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TPS54622RHLR
+Lista de MateriaisIC REG BUCK ADJUSTABLE 6A 14VQFN
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FabricanteTexas Instruments
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Peça do Fabricante #TPS54622RHLR
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Pacote VFQFN-14
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Em Estoque1235
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWIFT™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 17V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 15V |
| Current - Output | 6A |
| Frequency - Switching | 200kHz ~ 1.6MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include:
1. High Efficiency: Achieved through its synchronous rectification and low-loss circuitry.
2. Wide Input Voltage Range: Supports 4.5 V to 17 V, making it suitable for various applications.
3. 6-A Output Current: Ideal for powering digital circuits and processors.
4. Compact Package: Available in a thermally enhanced 3.5 mm x 3.5 mm QFN package, suitable for space-constrained applications.
5. Integrated Protection: Includes features such as cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout for reliable operation.
Overall, the TPS54622RHLR is suitable for applications requiring efficient power conversion and compact design, such as in industrial and consumer electronics.
Equivalent
1. LM3150MH - from Texas Instruments, a similar buck regulator.
2. LTC3633 - from Analog Devices (formerly Linear Technology), a dual channel synchronous step-down regulator.
3. MP4560 - from Monolithic Power Systems, a 6A synchronous step-down converter.
4. MAX20751 - from Maxim Integrated, a high-efficiency buck regulator.
These alternatives offer similar voltage and current specifications for power management applications.
Features
1. Input Voltage Range: 4.5V to 17V, suitable for a variety of input sources.
2. Output Voltage: Adjustable from 0.76V to 6V, enabling flexibility in application.
3. Output Current: Capable of delivering up to 6A continuous current.
4. Efficiency: High efficiency, reaching up to 95%, optimized for performance.
5. Switching Frequency: Adjustable from 200 kHz to 1.2 MHz, allowing for trade-offs between size and efficiency.
6. Soft Start: Programmable soft-start feature to control inrush current during startup.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability.
8. Package: Comes in a 20-pin VQFN package, which aids in thermal performance and compact design.
9. Compensation: External compensation for design flexibility and stability tuning.
10. Applications: Ideal for use in telecom, networking, and industrial applications requiring compact and efficient power solutions.
These features make the TPS54622RHLR suitable for a wide range of applications requiring efficient power conversion.
Pinout
Key functions and features include:
1. Wide Input Voltage Range: Typically operates from 4.5 V to 17 V, making it suitable for various applications.
2. High-Efficiency Output: Provides adjustable output voltage down to as low as 0.6 V.
3. Integrated MOSFETs: Reduces the need for external components and improves efficiency.
4. Adjustable Switching Frequency: Allows for optimization between efficiency and component size.
5. Safe Operating Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout.
The combination of these features makes the TPS54622RHLR suitable for use in computing, networking, and telecommunication equipment where efficient power conversion is crucial.