TPS51117RGYR

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TPS51117RGYR

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IC REG CTRLR BUCK 14-QFN

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
Series D-CAP™
ProductStatus Active
OutputType Transistor Driver
Function Step-Down
OutputConfiguration Positive
Topology Buck
NumberofOutputs 1
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 14-VFQFN Exposed Pad

Übersicht

Description

The TPS51117RGYR is a high-performance, energy-efficient DC-DC converter controller designed by Texas Instruments. It is commonly used in applications requiring precise voltage regulation, such as in computer motherboards, servers, and various consumer electronics. The component operates using a synchronous buck converter topology, which enhances efficiency by utilizing both high-side and low-side MOSFETs.
Key features of the TPS51117RGYR include its wide input voltage range, typically spanning from 3 V to 28 V, enabling it to support various power supply scenarios. It provides an adjustable output voltage and supports output currents suitable for modern processing units. The controller also integrates several protection features, such as over-current protection, under-voltage lockout, and thermal shutdown, to ensure robust and reliable operation.
Additional functionalities include selectable frequency settings for optimization of performance and efficiency, soft-start capability to reduce inrush current during startup, and the ability to operate in a pulse-skipping mode for improved light load efficiency. Its compact QFN package makes it suitable for space-constrained applications.

Equivalent

The TPS51117RGYR is a DC-DC synchronous buck converter from Texas Instruments. Equivalent products from other manufacturers with similar specifications may include:
1. LMR14006 from Texas Instruments
2. MP2315 from Monolithic Power Systems
3. LMR10510 from Texas Instruments
4. AP63200WU from Diodes Incorporated
5. MAX17501 from Maxim Integrated
These alternatives may differ slightly in features and should be checked for specific application requirements. Always consult the datasheets for exact specifications.

Features

The TPS51117RGYR is a highly integrated DC-DC synchronous buck controller designed for applications requiring high efficiency and compact form factor. Key features include:
1. Wide Input Voltage Range: Supports a broad input voltage range, making it versatile for different power supply designs.

2. Adjustable Output Voltage: Offers adjustable output voltage, allowing for customization based on specific application needs.
3. High Efficiency: Utilizes synchronous rectification to achieve high power conversion efficiency, which is critical for battery-powered and heat-sensitive applications.
4. Current Mode Control: Employs current mode control for stable operation across a wide range of input voltages and load conditions.
5. Integrated MOSFET Drivers: Contains integrated drivers for external MOSFETs, reducing the need for additional components and simplifying the design.
6. Protection Features: Includes various protection features such as over-current protection (OCP), under-voltage lockout (UVLO), and thermal shutdown for enhanced reliability.
7. Compact Package: Comes in a small package size, facilitating easy integration into space-constrained designs.
These features make the TPS51117RGYR suitable for applications like notebooks, desktop computers, and other electronic devices requiring efficient power management solutions.

Pinout

The TPS51117RGYR is a DC-DC buck controller from Texas Instruments, specifically designed for low-voltage, high-current applications. It typically comes in a 16-pin VQFN (Very Thin Quad Flat No-Lead) package. The primary function of the TPS51117 is to regulate voltage and provide efficient power conversion, making it suitable for notebook computers, digital TVs, and networking equipment.
Key functions and features include:
- Voltage Regulation: Maintains a stable output voltage over a wide input range.
- Synchronous Buck Controller: Enhances efficiency by using synchronous rectification.
- Adjustable Output: Allows for customization of output voltage through external resistors.
- Integrated Voltage Reference: Ensures precise voltage regulation.
- Protection Features: Includes over-current, under-voltage, and thermal protection.
- Soft-Start Control: Limits inrush current during start-up.
Please refer to the official datasheet for detailed pin functions and electrical characteristics.

Manufacturer

The TPS51117RGYR is manufactured by Texas Instruments (TI). Texas Instruments is a renowned American technology company that specializes in designing and manufacturing semiconductors and integrated circuits. TI's product portfolio includes a wide range of electronic components such as analog chips, embedded processors, and digital signal processors, which are used in various applications across different industries, including consumer electronics, automotive, industrial, and communications equipment. The company is known for its innovation and contributions to the electronics industry, providing solutions that enhance the functionality and efficiency of electronic devices.

Application

The TPS51117RGYR is a DC-DC buck converter typically used in applications that require efficient power management and voltage regulation. Key application areas include:
1. Consumer Electronics: Powering processors and chipsets in devices like smartphones, tablets, and laptops.
2. Telecommunications: Supporting power requirements in networking equipment and communication devices.
3. Industrial Systems: Used in power supplies for industrial automation and control systems.
4. Computer Servers: Providing power regulation for server processors and memory modules.
5. Embedded Systems: Ensuring stable voltage supply for microcontrollers and other components in embedded applications.
These applications benefit from the TPS51117RGYR's high efficiency, compact size, and reliable performance.

Package

The TPS51117RGYR is a Buck Converter from Texas Instruments, packaged in a VQFN (Very Thin Quad Flat No-Lead) package with 20 pins. The specific designation for this package type is RGY, and it typically measures approximately 4 mm x 4 mm.

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