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TPS61158DRVR
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TPS61158DRVR

Product Overview

Category

The TPS61158DRVR belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used to regulate and control the power supply in various electronic devices, such as smartphones, tablets, portable media players, and other battery-powered devices.

Characteristics

  • High efficiency: The TPS61158DRVR offers high conversion efficiency, ensuring optimal power utilization.
  • Wide input voltage range: It can handle a wide range of input voltages, making it suitable for different power sources.
  • Adjustable output voltage: The IC allows for adjustable output voltage, providing flexibility in meeting specific device requirements.
  • Low quiescent current: It features low quiescent current consumption, contributing to energy efficiency and longer battery life.
  • Over-temperature protection: The TPS61158DRVR incorporates over-temperature protection mechanisms to prevent damage due to excessive heat.

Package

The TPS61158DRVR is available in a small outline package (DRV) with a thermal pad. This package ensures efficient heat dissipation and ease of integration into various circuit designs.

Essence

The essence of the TPS61158DRVR lies in its ability to efficiently regulate and control power supply, enabling reliable and optimized performance in battery-powered devices.

Packaging/Quantity

The TPS61158DRVR is typically packaged in reels, containing a specified quantity of ICs per reel. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 2.7V to 18V
  • Output Voltage Range: 1.8V to 6.5V
  • Maximum Output Current: 1.5A
  • Quiescent Current: 60µA
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPS61158DRVR features the following pin configuration:

  1. VIN: Input voltage pin
  2. EN: Enable pin for turning the IC on/off
  3. FB: Feedback pin for output voltage regulation
  4. GND: Ground reference pin
  5. SW: Switching node pin for power conversion
  6. PGND: Power ground pin
  7. VOUT: Output voltage pin

Functional Features

  • High-efficiency step-up (boost) converter
  • Adjustable output voltage through external resistors
  • Soft start and soft stop functionality for smooth power transitions
  • Over-temperature protection to prevent damage
  • Integrated compensation network for stability and performance optimization

Advantages and Disadvantages

Advantages

  • High efficiency leads to improved battery life
  • Wide input voltage range allows compatibility with various power sources
  • Adjustable output voltage provides flexibility for different device requirements
  • Compact package with thermal pad enables efficient heat dissipation
  • Over-temperature protection ensures device safety

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Requires external resistors for output voltage adjustment, adding complexity to the design

Working Principles

The TPS61158DRVR operates as a step-up (boost) converter. It takes an input voltage within the specified range and efficiently boosts it to a higher output voltage. This regulated output voltage can be adjusted using external resistors connected to the feedback pin (FB). The IC employs a switching mechanism to convert and regulate the power supply, ensuring optimal efficiency and performance.

Detailed Application Field Plans

The TPS61158DRVR finds extensive application in various battery-powered devices, including but not limited to: - Smartphones and tablets - Portable media players - Handheld gaming consoles - Digital cameras - Wireless communication devices

Detailed and Complete Alternative Models

  • TPS61160DRVR: Similar to TPS61158DRVR, but with a higher maximum output current of 2A.
  • TPS61161DRVR: A variant with adjustable output voltage and an integrated power switch for improved efficiency.
  • TPS61162DRVR: Offers similar features as TPS61158DRVR but with a wider input voltage range.

These alternative models provide options with varying specifications and additional features, catering to different application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPS61158DRVR en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TPS61158DRVR in technical solutions:

  1. Q: What is TPS61158DRVR? A: TPS61158DRVR is a boost converter IC (integrated circuit) designed for driving white LEDs in display backlighting applications.

  2. Q: What is the input voltage range of TPS61158DRVR? A: The input voltage range of TPS61158DRVR is typically between 2.7V and 18V.

  3. Q: What is the maximum output current of TPS61158DRVR? A: The maximum output current of TPS61158DRVR is typically 30mA.

  4. Q: Can TPS61158DRVR be used to drive RGB LEDs? A: No, TPS61158DRVR is specifically designed for driving white LEDs and may not be suitable for RGB LED applications.

  5. Q: Does TPS61158DRVR have built-in over-temperature protection? A: Yes, TPS61158DRVR has built-in thermal shutdown protection to prevent damage due to excessive temperature.

  6. Q: Can TPS61158DRVR operate in a dimming mode? A: Yes, TPS61158DRVR supports PWM (Pulse Width Modulation) dimming control for adjusting the brightness of the LEDs.

  7. Q: What is the efficiency of TPS61158DRVR? A: The efficiency of TPS61158DRVR can vary depending on the operating conditions but is typically around 85-90%.

  8. Q: Is TPS61158DRVR suitable for battery-powered applications? A: Yes, TPS61158DRVR has a low quiescent current and can operate efficiently with low input voltages, making it suitable for battery-powered applications.

  9. Q: Can TPS61158DRVR be used in automotive applications? A: Yes, TPS61158DRVR is designed to meet the requirements of automotive applications and can operate within the specified temperature range.

  10. Q: What package does TPS61158DRVR come in? A: TPS61158DRVR is available in a small and compact VSON (Very Small Outline No-Lead) package, which is suitable for space-constrained designs.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements. It's always recommended to refer to the official documentation and consult with the manufacturer for accurate information.