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TPS40120PWR
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TPS40120PWR

Product Overview

Category

The TPS40120PWR belongs to the category of voltage mode synchronous buck controller.

Use

It is used for controlling the output voltage of a power supply in various electronic devices and systems.

Characteristics

  • Voltage mode synchronous buck controller
  • High efficiency
  • Wide input voltage range
  • Adjustable switching frequency
  • Overcurrent protection
  • Thermal shutdown protection

Package

The TPS40120PWR comes in a small outline package (SOP) with a PowerPAD™ thermally enhanced package.

Essence

The essence of TPS40120PWR lies in its ability to efficiently regulate output voltage in electronic devices, ensuring stable and reliable power supply.

Packaging/Quantity

The TPS40120PWR is typically available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.6V to 5.5V
  • Switching Frequency: 100kHz to 2.2MHz
  • Operating Temperature Range: -40°C to 125°C
  • Maximum Duty Cycle: 95%

Detailed Pin Configuration

The TPS40120PWR has a standard pin configuration with pins for input voltage, ground, feedback, compensation, and output voltage.

Functional Features

  • Voltage mode control
  • Synchronous rectification
  • Adjustable soft start
  • Precision reference
  • Error amplifier
  • Power good indicator

Advantages

  • High efficiency leading to reduced power dissipation
  • Wide input voltage range for versatile applications
  • Adjustable switching frequency for optimization
  • Comprehensive protection features for enhanced reliability

Disadvantages

  • Requires careful design considerations for stability at high switching frequencies
  • Additional external components may be needed for specific applications

Working Principles

The TPS40120PWR operates on the principle of voltage mode control, where it compares the actual output voltage with a reference voltage and adjusts the duty cycle of the switching regulator to maintain the desired output voltage.

Detailed Application Field Plans

The TPS40120PWR is widely used in: - Point-of-load converters - Industrial power supplies - Telecommunication equipment - Server and storage systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to TPS40120PWR include: - TPS40170 - TPS548B22 - LM5117

In conclusion, the TPS40120PWR is a versatile voltage mode synchronous buck controller with a wide range of applications and comprehensive features, making it an essential component in modern electronic systems.

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기술 솔루션에 TPS40120PWR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure, here are 10 common questions and answers related to the application of TPS40120PWR:

  1. What is the TPS40120PWR?

    • The TPS40120PWR is a synchronous buck controller designed for high-current, high-frequency applications.

  2. What is the input voltage range of TPS40120PWR?

    • The input voltage range of TPS40120PWR is 4.5V to 28V.

  3. What is the output voltage range of TPS40120PWR?

    • The output voltage range of TPS40120PWR is 0.6V to 5.5V.

  4. What is the maximum switching frequency of TPS40120PWR?

    • The maximum switching frequency of TPS40120PWR is 1.5MHz.

  5. What is the typical application of TPS40120PWR?

    • TPS40120PWR is commonly used in point-of-load (POL) converters, distributed power systems, and industrial applications.

  6. What is the efficiency of TPS40120PWR?

    • The efficiency of TPS40120PWR can reach up to 95% under certain operating conditions.

  7. Does TPS40120PWR have overcurrent protection?

    • Yes, TPS40120PWR features cycle-by-cycle current limit and hiccup mode short-circuit protection.

  8. What type of package does TPS40120PWR come in?

    • TPS40120PWR is available in a 16-pin TSSOP package.

  9. Can TPS40120PWR be used in automotive applications?

    • Yes, TPS40120PWR is suitable for automotive applications, as it can operate within the required temperature range and has built-in protection features.

  10. Is there a reference design available for TPS40120PWR?

    • Yes, Texas Instruments provides reference designs and application notes for TPS40120PWR to assist with its implementation in technical solutions.