TPS51124RGER

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TPS51124RGER

+Nomenclature

IC REG CTRLR BUCK 24QFN

  • FabricantTexas Instruments

  • Pièce fabricant #TPS51124RGER

  • Package VQFN (RGE)-24

  • En stock4437

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
Series D-CAP™
ProductStatus Active
OutputType Transistor Driver
Function Step-Down
OutputConfiguration Positive
Topology Buck
NumberofOutputs 2
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 4.5V ~ 5.5V
SynchronousRectifier Yes
ClockSync No
ControlFeatures Enable, On Time Control, Power Good
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-VFQFN Exposed Pad

Présentation

Description

The TPS51124RGER is a dual, synchronous, step-down controller designed by Texas Instruments. It is used for efficient power management in various electronic devices, particularly in computing and communication equipment. This controller supports a wide input voltage range and can handle high output currents, making it suitable for driving digital loads in processors and other applications requiring precise voltage regulation.
Key features include high efficiency across a wide load range, adaptive on-time D-CAP™ mode control, and integrated MOSFET drivers, which reduce the need for external components. The TPS51124RGER also offers features like selectable switching frequency, soft-start, and power-good signaling to enhance system reliability and performance. The controller is available in a QFN package, which ensures a compact form factor for space-constrained applications.
In summary, the TPS51124RGER is ideal for applications requiring efficient power conversion, flexibility in design, and reliability, making it a popular choice for developers working with complex electronic systems.

Equivalent

The TPS51124RGER is a dual synchronous buck controller from Texas Instruments. Equivalent products include:
1. Maxim Integrated MAX15415 - A dual output, step-down controller.
2. ON Semiconductor NCP81253 - A dual buck converter controller.
3. Renesas ISL6227 - Dual synchronous step-down controller.
4. Analog Devices ADP3189 - Dual-phase buck controller.
Be sure to verify compatibility with your specific application requirements such as voltage and current specifications.

Features

The TPS51124RGER is a dual, step-down synchronous switcher designed for laptop system power applications. Key features include:
1. Wide Input Voltage Range: It supports 5.5V to 28V, making it versatile for various power sources.
2. Output Voltage Range: The device offers 2 output voltage settings ranging from 0.76V to 5.5V.
3. High-Efficiency: Includes a low RDS(on) synchronous MOSFETs for high efficiency.
4. D-CAP™ Mode: Ensures fast transient response and simplifies the design process.
5. Automatic Power-Save Mode: Enhances efficiency during light load conditions.
6. Selectable Switching Frequency: Offers options between 250kHz and 500kHz to optimize performance.
7. Built-in Soft Start: Reduces inrush current during startup.
8. UVLO Protection: Undervoltage lockout for enhancing safety.
9. Thermal Shutdown: Protects the device under excessive temperature conditions.
10. QFN Package: Offers a small footprint with good thermal performance.
This makes the TPS51124RGER suitable for efficient power management in portable electronics.

Pinout

The TPS51124RGER is a dual, synchronous step-down controller primarily used for notebook and other portable applications. It comes in a 24-pin VQFN (RGE) package. The key functions of the TPS51124 include:
1. Dual Output: It supports two synchronous buck controllers for high-efficiency power conversion.
2. Wide Input Voltage Range: It operates from 4.5V to 28V.
3. D-CAP™ Mode: Provides fast transient response and simple loop compensation.
4. Adjustable Output: Allows output voltages to be set between 0.76V to 5.5V.
5. Selectable Light Load Efficiency: Features Eco-mode™ for high efficiency under light load conditions.
6. Protection Features: Includes over-current protection, under-voltage lockout, and thermal shutdown.
The device is often employed in applications requiring compactness, high efficiency, and reliable performance. For specific pin functions, please refer to the official datasheet from Texas Instruments, as it provides detailed pin descriptions and configurations.

Manufacturer

The TPS51124RGER is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and systems. Headquartered in Dallas, Texas, TI is one of the largest semiconductor companies in the world. It specializes in the development of analog and embedded processing products, which are integral to various electronic applications across numerous industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is well-known for its innovation in the electronics field and its extensive portfolio of products that support the development of new technologies and solutions.

Application

The TPS51124RGER is a dual synchronous buck controller designed for applications requiring efficient power management. It is commonly used in computing and networking equipment, such as laptops, desktops, servers, and data center infrastructure. The device is suitable for power supply designs involving DDR memory, ASICs, FPGAs, and other processor cores due to its capability to provide precise voltage regulation and high current output. Its features, including a wide input voltage range and adaptive on-time D-CAP™ mode control, make it ideal for applications needing fast transient response and high efficiency. Additionally, it is used in industrial automation, telecommunications, and embedded systems where reliable power supply solutions are critical.

Package

The TPS51124RGER is a dual, synchronous step-down controller from Texas Instruments. It comes in a 24-pin VQFN (Very Thin Quad Flat No-lead) package, specifically the RGE package, which has dimensions of 4 mm x 4 mm. This package type is designed for efficient thermal performance and minimal board space usage, suitable for compact electronic applications.

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