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TPS51124RGETG4
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TPS51124RGETG4

Product Overview

Category

The TPS51124RGETG4 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for voltage regulation and power management in electronic devices. It provides efficient power conversion and control, ensuring stable and reliable operation of various components within a system.

Characteristics

  • High efficiency: The TPS51124RGETG4 offers high power conversion efficiency, minimizing energy loss during voltage regulation.
  • Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
  • Compact package: The IC is available in a small form factor package, enabling space-saving designs.
  • Low standby power consumption: It consumes minimal power when in standby mode, enhancing overall energy efficiency.

Package and Quantity

The TPS51124RGETG4 is packaged in a small outline integrated circuit (SOIC) package. It is typically supplied in reels or tubes, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 28V
  • Output Voltage Range: 0.8V to 5.5V
  • Maximum Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TPS51124RGETG4 has a total of 20 pins. Below is the detailed pin configuration:

  1. VIN: Input voltage pin
  2. PGND: Power ground pin
  3. SW: Switching node pin
  4. BOOT: Bootstrap capacitor connection pin
  5. VDRV: Gate driver supply voltage pin
  6. VSENSE: Current sense voltage pin
  7. FB: Feedback voltage pin
  8. COMP: Compensation pin
  9. SS/TR: Soft-start/Tracking pin
  10. EN: Enable pin
  11. VREF: Reference voltage pin
  12. AGND: Analog ground pin
  13. PG: Power good indicator pin
  14. VCC: Supply voltage pin
  15. LX1: Inductor connection pin 1
  16. LX2: Inductor connection pin 2
  17. BST1: Bootstrap capacitor connection pin 1
  18. BST2: Bootstrap capacitor connection pin 2
  19. PGOOD: Power good indicator output pin
  20. RT/CLK: External resistor or clock input pin

Functional Features

  • Voltage regulation: The TPS51124RGETG4 provides precise voltage regulation, ensuring stable power supply to connected components.
  • Current sensing: It incorporates current sensing functionality to monitor and control the flow of current.
  • Soft-start and tracking: The IC supports soft-start and tracking features, enabling controlled startup and synchronization with other power management circuits.
  • Power good indication: It includes a power good indicator pin that signals when the output voltage is within the desired range.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced energy consumption.
  • Wide input voltage range allows for versatile applications.
  • Compact package enables space-saving designs.
  • Low standby power consumption enhances energy efficiency.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Requires external components for proper operation.

Working Principles

The TPS51124RGETG4 operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage. By controlling the duty cycle of the switching transistor, it adjusts the average output voltage to match the desired level. This ensures efficient power conversion while maintaining stability and accuracy.

Detailed Application Field Plans

The TPS51124RGETG4 finds applications in various electronic devices and systems, including but not limited to: - Laptops and notebooks - Desktop computers - Servers and data centers - Industrial equipment - Telecommunications devices - Consumer electronics

Detailed Alternative Models

  1. TPS51125RGETG4: Similar to TPS51124RGETG4 with a higher maximum output current of 5A.
  2. TPS51126RGETG4: Similar to TPS51124RGETG4 with additional features such as adjustable switching frequency and voltage tracking.

These alternative models offer similar functionality while addressing specific requirements or providing enhanced capabilities.

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技術ソリューションにおける TPS51124RGETG4 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of TPS51124RGETG4 in technical solutions:

  1. Q: What is TPS51124RGETG4? A: TPS51124RGETG4 is a synchronous buck controller IC used for voltage regulation in various technical applications.

  2. Q: What is the input voltage range supported by TPS51124RGETG4? A: TPS51124RGETG4 supports an input voltage range from 4.5V to 28V.

  3. Q: What is the output voltage range that can be achieved using TPS51124RGETG4? A: The output voltage range achievable with TPS51124RGETG4 is typically from 0.6V to 5.5V.

  4. Q: What is the maximum output current that TPS51124RGETG4 can handle? A: TPS51124RGETG4 can handle a maximum output current of up to 15A.

  5. Q: Can TPS51124RGETG4 operate in a wide temperature range? A: Yes, TPS51124RGETG4 has a wide operating temperature range of -40°C to 85°C.

  6. Q: Does TPS51124RGETG4 have any built-in protection features? A: Yes, TPS51124RGETG4 includes overcurrent protection, thermal shutdown, and undervoltage lockout features.

  7. Q: Is TPS51124RGETG4 suitable for battery-powered applications? A: Yes, TPS51124RGETG4 is suitable for battery-powered applications as it supports a wide input voltage range.

  8. Q: Can TPS51124RGETG4 be used in automotive applications? A: Yes, TPS51124RGETG4 is designed to meet the requirements of automotive applications.

  9. Q: Does TPS51124RGETG4 require any external components for operation? A: Yes, TPS51124RGETG4 requires external components such as inductors, capacitors, and resistors for proper operation.

  10. Q: What is the package type of TPS51124RGETG4? A: TPS51124RGETG4 is available in a 20-pin VQFN package.