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TPS546D24ARVFR
+Lista de Materiais40A DC/DC CONTROLLER WTIH PMBUS
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FabricanteTexas Instruments
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Peça do Fabricante #TPS546D24ARVFR
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Pacote LQFN40
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Em Estoque3478
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.95V |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 40A |
| Frequency-Switching | 225kHz ~ 1.5MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 40-PowerLFQFN |
Visão Geral
Description
The TPS546D24ARVFR includes precise voltage regulation, adjustable switching frequency, and soft-start capabilities. It also offers protection features like overcurrent, overvoltage, undervoltage, and thermal shutdown. To ensure reliability, the device supports current sharing, enabling multiple units to operate in parallel for higher current applications. Its compact size and advanced features make it a versatile solution for modern power management needs. The device is typically available in a thermally enhanced QFN package, optimizing it for space-constrained applications.
Equivalent
1. Maxim Integrated: MAX20756 (Step-Down Power Module)
2. Analog Devices: ADP5054 (Quad Output DC-to-DC Regulator)
3. Infineon: IR3894 (Integrated SupIRBuck™)
Each alternative should be evaluated for specific application requirements, including voltage, current, efficiency, and package compatibility. Always verify with the manufacturer’s datasheet or technical support.
Features
Key features include a high-frequency operation up to 1.5 MHz, which allows for smaller external components, and an adjustable output voltage range from 0.5V to 5.5V. It also includes advanced power management features such as output voltage margining, programmable soft-start, and intelligent current sharing for multi-phase configurations. The device's efficiency is enhanced by its current mode control and low RDS(on) MOSFETs. Furthermore, it includes protection features like over-current, over-temperature, and under-voltage lockout to ensure reliable operation. This combination of features makes it suitable for space-constrained and high-performance power supply designs.
Pinout
Key functions of the TPS546D24ARVFR include:
1. High Efficiency: Optimized for power conversion with minimal power loss.
2. Scalability: Capable of being paralleled with up to four converters for higher output current.
3. Wide Input Voltage Range: Supports a broad range of input voltages.
4. Adjustable Output Voltage: Provides flexibility in setting the desired output voltage.
5. Integrated MOSFETs: Reduces the need for external components and enhances efficiency.
6. Protection Features: Includes overcurrent, overvoltage, and thermal protection for reliability.
This converter is suitable for use in telecommunications, data center power supplies, and other high-performance electronic systems.
Manufacturer
Application
1. Telecommunications Infrastructure: Provides stable power supply for networking equipment.
2. Embedded Systems: Powers processors and memory in embedded applications.
3. Data Centers: Manages power distribution in servers and storage systems.
4. Industrial Automation: Powers control systems and sensors.
5. Consumer Electronics: Used in high-performance devices for efficient power conversion.
6. Automotive Systems: Supports infotainment and advanced driver assistance systems (ADAS).
These applications benefit from its compact size, high efficiency, and ability to deliver up to 40A of continuous current.