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TPS65140PWPG4
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TPS65140PWPG4

Introduction

The TPS65140PWPG4 is a voltage regulator belonging to the category of power management integrated circuits (PMICs). This device is commonly used in electronic devices to regulate and control the voltage supplied to various components, ensuring stable and efficient operation.

Basic Information Overview

  • Category: Power Management Integrated Circuit (PMIC)
  • Use: Voltage regulation for electronic devices
  • Characteristics: High efficiency, compact design, wide input voltage range
  • Package: PowerPAD HTSSOP-28
  • Essence: Regulating and stabilizing voltage supply
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Input Voltage Range: 2.7V to 6V
  • Output Voltage Range: Adjustable from -5.5V to -27V
  • Output Current: Up to 500mA
  • Operating Temperature Range: -40°C to 125°C
  • Efficiency: Up to 90%

Detailed Pin Configuration

The TPS65140PWPG4 features a detailed pin configuration with 28 pins, including VIN, VOUT, EN, FB, and various other pins for input, output, and control functions.

Functional Features

  • Wide Input Voltage Range: Allows flexibility in power supply options.
  • Adjustable Output Voltage: Provides versatility for different applications.
  • High Efficiency: Minimizes power loss and heat generation.
  • Integrated Protection Features: Overcurrent and thermal shutdown protection for enhanced reliability.

Advantages and Disadvantages

Advantages: 1. High efficiency leads to energy savings. 2. Compact design saves board space. 3. Wide input voltage range enhances flexibility.

Disadvantages: 1. Limited output current compared to some alternatives. 2. May require additional external components for specific applications.

Working Principles

The TPS65140PWPG4 operates by taking an input voltage within its specified range and regulating it to provide a stable output voltage. This is achieved through internal circuitry and control mechanisms that adjust the voltage as needed based on the device's requirements.

Detailed Application Field Plans

This voltage regulator is commonly used in various electronic devices, including: - Portable electronic devices - Battery-powered equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the TPS65140PWPG4 include: - TPS65141PWPG4 - TPS65142PWPG4 - TPS65143PWPG4

These alternatives offer similar functionality and may vary in terms of input/output voltage ranges, current handling capabilities, and package sizes.

In conclusion, the TPS65140PWPG4 is a versatile voltage regulator suitable for a wide range of electronic applications, offering high efficiency and reliable performance.

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  1. What is the TPS65140PWPG4?

    • The TPS65140PWPG4 is a high-performance, dual-output DC/DC converter designed for use in small form factor applications such as handheld devices and portable instruments.

  2. What are the input voltage requirements for the TPS65140PWPG4?

    • The TPS65140PWPG4 has an input voltage range of 2.7V to 5.5V, making it suitable for a wide variety of battery-powered applications.

  3. What are the output voltage and current capabilities of the TPS65140PWPG4?

    • The TPS65140PWPG4 can provide two regulated outputs: a positive output voltage from 1.8V to 6.6V and a negative output voltage from -1.8V to -6.6V, with a maximum output current of 200mA for each output.

  4. How does the TPS65140PWPG4 handle power sequencing?

    • The TPS65140PWPG4 features a power-good (PG) signal that indicates when both positive and negative outputs are within regulation, allowing for proper power sequencing in the system.

  5. What protection features does the TPS65140PWPG4 offer?

    • The TPS65140PWPG4 includes overcurrent and thermal shutdown protection, safeguarding the device and the system from potential damage.

  6. Can the TPS65140PWPG4 be used in automotive applications?

    • Yes, the TPS65140PWPG4 is suitable for automotive applications, thanks to its wide input voltage range and robust protection features.

  7. What are the typical applications for the TPS65140PWPG4?

    • The TPS65140PWPG4 is commonly used in LCD bias supplies, OLED bias supplies, and other display-related power management solutions.

  8. Does the TPS65140PWPG4 require external components for operation?

    • The TPS65140PWPG4 requires minimal external components, simplifying the design and reducing overall system cost.

  9. What is the operating temperature range of the TPS65140PWPG4?

    • The TPS65140PWPG4 is designed to operate over a temperature range of -40°C to 85°C, making it suitable for a wide range of environmental conditions.

  10. Is there a reference design available for the TPS65140PWPG4?

    • Yes, Texas Instruments provides a reference design and application notes to assist engineers in implementing the TPS65140PWPG4 in their technical solutions.