Texas Instruments
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TPS92515HVDGQR
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TPS92515HVDGQR

Product Overview

Category

The TPS92515HVDGQR belongs to the category of integrated circuits (ICs) specifically designed for lighting applications.

Use

This IC is commonly used in LED lighting systems to efficiently drive and control high-voltage LEDs.

Characteristics

  • High-voltage capability: The TPS92515HVDGQR is capable of handling high input voltages, making it suitable for driving high-voltage LEDs.
  • Efficient power conversion: This IC incorporates advanced power management techniques, resulting in high efficiency and reduced power dissipation.
  • Dimming capabilities: It supports various dimming methods, such as analog, PWM, and hybrid dimming, allowing for flexible control of LED brightness.
  • Protection features: The TPS92515HVDGQR includes built-in protection mechanisms, such as overvoltage and overcurrent protection, ensuring the safety and reliability of the LED system.

Package

The TPS92515HVDGQR is available in a compact and industry-standard package, such as the 20-pin VQFN package.

Essence

The essence of the TPS92515HVDGQR lies in its ability to efficiently drive and control high-voltage LEDs, enabling the creation of energy-efficient lighting solutions.

Packaging/Quantity

The TPS92515HVDGQR is typically supplied in reels or tubes, with a standard quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 8V to 60V
  • Output Current Range: Up to 1.5A
  • Dimming Control: Analog, PWM, Hybrid
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: 20-pin VQFN

Detailed Pin Configuration

The TPS92515HVDGQR features a 20-pin VQFN package with the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. DIM: Dimming control input
  5. FB: Feedback pin for regulation
  6. AGND: Analog ground
  7. PGND: Power ground
  8. SW: Switch node connection
  9. LX: Inductor connection
  10. BST: Boost capacitor connection
  11. VCC: Supply voltage for internal circuitry 12-19. NC: No connect
  12. VOUT: Output voltage

Functional Features

  • High-voltage LED driver: The TPS92515HVDGQR is specifically designed to drive high-voltage LEDs efficiently, ensuring optimal performance and longevity.
  • Flexible dimming control: It supports various dimming methods, allowing for precise control of LED brightness according to specific requirements.
  • Protection mechanisms: Built-in protection features safeguard the LED system from overvoltage, overcurrent, and other potential faults, enhancing reliability and safety.
  • High efficiency: The IC incorporates advanced power management techniques, resulting in high conversion efficiency and reduced power dissipation.

Advantages and Disadvantages

Advantages

  • Efficiently drives high-voltage LEDs
  • Supports various dimming methods
  • Incorporates protection mechanisms
  • High conversion efficiency

Disadvantages

  • Limited output current range (up to 1.5A)
  • Requires external components for operation

Working Principles

The TPS92515HVDGQR operates as a high-voltage LED driver by converting the input voltage to a regulated output voltage suitable for driving LEDs. It utilizes a boost converter topology combined with advanced control algorithms to achieve efficient power conversion. The dimming control input allows for adjusting the LED brightness, while the built-in protection mechanisms ensure the safe operation of the LED system.

Detailed Application Field Plans

The TPS92515HVDGQR finds applications in various lighting systems, including: - Indoor and outdoor LED lighting fixtures - Automotive lighting systems - Architectural and decorative lighting - Industrial and commercial lighting solutions

Its high-voltage capability, efficient power conversion, and dimming control make it suitable for a wide range of lighting applications.

Detailed and Complete Alternative Models

  1. TPS92515HVQDR: Similar to TPS92515HVDGQR but available in a different package (8-pin SOIC).
  2. TPS92515LDGQR: Lower voltage variant of TPS92515HVDGQR, suitable for driving low-voltage LEDs.
  3. TPS92515MDGQR: Higher current variant of TPS92515HVDGQR, capable of driving higher current LEDs.

These alternative models offer similar functionality with slight variations in voltage range, package type, or output current capability, providing flexibility for different application requirements.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням TPS92515HVDGQR у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of TPS92515HVDGQR in technical solutions:

  1. Q: What is the TPS92515HVDGQR? A: The TPS92515HVDGQR is a high-voltage LED driver IC designed for driving LEDs in automotive lighting applications.

  2. Q: What is the input voltage range of the TPS92515HVDGQR? A: The TPS92515HVDGQR can operate with an input voltage range from 4.5V to 65V.

  3. Q: What is the maximum output current of the TPS92515HVDGQR? A: The TPS92515HVDGQR can deliver a maximum output current of 1.5A.

  4. Q: Can the TPS92515HVDGQR be used for dimming LEDs? A: Yes, the TPS92515HVDGQR supports both analog and PWM dimming methods for controlling LED brightness.

  5. Q: Does the TPS92515HVDGQR have built-in protection features? A: Yes, the TPS92515HVDGQR includes various protection features such as over-temperature, over-voltage, and short-circuit protection.

  6. Q: Can the TPS92515HVDGQR be used in automotive lighting applications? A: Yes, the TPS92515HVDGQR is specifically designed for automotive lighting applications and can handle the harsh conditions found in automotive environments.

  7. Q: What is the typical efficiency of the TPS92515HVDGQR? A: The TPS92515HVDGQR has a typical efficiency of around 90%, making it highly efficient in driving LEDs.

  8. Q: Does the TPS92515HVDGQR require any external components for operation? A: Yes, the TPS92515HVDGQR requires a few external components such as input and output capacitors, inductor, and resistors for setting up the LED current.

  9. Q: Can the TPS92515HVDGQR be used with different types of LEDs? A: Yes, the TPS92515HVDGQR is compatible with various types of LEDs, including high-power LEDs and multi-LED strings.

  10. Q: Is there any evaluation board available for the TPS92515HVDGQR? A: Yes, Texas Instruments provides an evaluation board (TPS92515EVM-001) that allows users to test and evaluate the performance of the TPS92515HVDGQR in their applications.

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