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TPS65145PWP
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TPS65145PWP

Product Overview

Category

The TPS65145PWP belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in electronic devices to regulate and control power supply, making it suitable for a wide range of applications.

Characteristics

  • High efficiency: The TPS65145PWP offers high power conversion efficiency, minimizing energy loss during operation.
  • Wide input voltage range: It can handle a broad range of input voltages, allowing flexibility in various power supply configurations.
  • Low quiescent current: The IC has a low standby current, reducing power consumption when not actively supplying power.
  • Overvoltage and overcurrent protection: The TPS65145PWP incorporates built-in protection mechanisms to safeguard against voltage spikes and excessive current.

Package

The TPS65145PWP is available in a small outline package (SOP) with a thermal pad, ensuring efficient heat dissipation.

Essence

As an integrated circuit, the TPS65145PWP serves as a crucial component in power management systems, enabling stable and reliable power supply to electronic devices.

Packaging/Quantity

The IC is typically sold in reels or tubes, with each reel containing a specific quantity of TPS65145PWP ICs. The exact quantity may vary depending on the manufacturer's packaging specifications.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: Adjustable from 1.8V to 5.5V
  • Maximum Output Current: 200mA
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOP-16

Pin Configuration

The TPS65145PWP features a 16-pin Small Outline Package (SOP) with the following pin configuration:

  1. VCOM
  2. VGH
  3. VGL
  4. GND
  5. EN
  6. FB
  7. VIN
  8. VOUT
  9. VCC
  10. VREG
  11. VON
  12. VOFF
  13. NC
  14. NC
  15. NC
  16. PGND

Functional Features

  • Voltage regulation: The TPS65145PWP provides stable and regulated output voltages, ensuring proper functioning of connected electronic devices.
  • Power sequencing: It supports power-on and power-off sequencing, preventing potential damage to the device or connected components.
  • Soft-start functionality: The IC incorporates a soft-start feature, gradually ramping up the output voltage to prevent sudden voltage spikes.
  • Fault detection and protection: The TPS65145PWP includes various protection mechanisms such as overvoltage, overcurrent, and thermal shutdown, enhancing system reliability.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption and longer battery life in portable devices.
  • Wide input voltage range allows compatibility with different power sources.
  • Integrated protection features enhance system reliability and durability.
  • Small package size enables space-saving designs.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Requires external components for complete power management solutions.
  • May require careful thermal management due to heat dissipation considerations.

Working Principles

The TPS65145PWP operates based on a switching regulator topology. It utilizes internal control circuitry to regulate the input voltage and provide a stable output voltage. The IC employs pulse-width modulation (PWM) techniques to efficiently convert the input voltage into the desired output voltage level. By adjusting the duty cycle of the PWM signal, the IC controls the average output voltage.

Detailed Application Field Plans

The TPS65145PWP finds application in various electronic devices, including but not limited to: - Mobile phones and smartphones - Tablets and laptops - Portable media players - Digital cameras - Handheld gaming consoles

In these devices, the IC is responsible for managing the power supply, ensuring stable voltage levels for different components and subsystems.

Detailed and Complete Alternative Models

While the TPS65145PWP offers a range of features and specifications suitable for many applications, alternative models with similar functionality include: - TPS65146PWP - TPS65147PWP - TPS65148PWP

These alternative models provide comparable performance and can be considered as substitutes based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TPS65145PWP v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TPS65145PWP in technical solutions:

  1. Q: What is the TPS65145PWP? A: The TPS65145PWP is a power management IC (PMIC) designed for applications requiring multiple power rails, such as LCD displays.

  2. Q: What are the key features of the TPS65145PWP? A: The TPS65145PWP features an integrated boost converter, positive and negative charge pumps, and multiple voltage regulators.

  3. Q: What is the input voltage range supported by the TPS65145PWP? A: The TPS65145PWP supports an input voltage range from 2.7V to 5.5V.

  4. Q: How many output channels does the TPS65145PWP have? A: The TPS65145PWP has four output channels, including two positive outputs and two negative outputs.

  5. Q: What is the maximum output current supported by each channel? A: Each positive output channel can support up to 200mA, while each negative output channel can support up to 100mA.

  6. Q: Can the TPS65145PWP be used in battery-powered applications? A: Yes, the TPS65145PWP is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  7. Q: Does the TPS65145PWP have built-in protection features? A: Yes, the TPS65145PWP includes overvoltage protection, undervoltage lockout, and thermal shutdown protection.

  8. Q: What is the operating temperature range of the TPS65145PWP? A: The TPS65145PWP can operate within a temperature range of -40°C to +85°C.

  9. Q: Can the TPS65145PWP be used in automotive applications? A: Yes, the TPS65145PWP is suitable for automotive applications as it meets the AEC-Q100 qualification requirements.

  10. Q: Are there any evaluation modules or reference designs available for the TPS65145PWP? A: Yes, Texas Instruments provides evaluation modules and reference designs that can help users quickly prototype and implement the TPS65145PWP in their applications.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.