Texas Instruments
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TPS92518HVPWPR
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TPS92518HVPWPR

Product Overview

Category

The TPS92518HVPWPR belongs to the category of high-voltage LED drivers.

Use

This product is primarily used for driving high-power LEDs in various lighting applications.

Characteristics

  • High-voltage capability
  • Efficient power conversion
  • Dimming control options
  • Thermal protection features

Package

The TPS92518HVPWPR is available in a small outline package (SOP) with a specific pin configuration.

Essence

The essence of the TPS92518HVPWPR lies in its ability to efficiently drive high-power LEDs while providing dimming control and thermal protection.

Packaging/Quantity

The TPS92518HVPWPR is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Input voltage range: 9V to 60V
  • Output current range: Up to 1.5A
  • Efficiency: Up to 95%
  • Dimming control: Analog/PWM
  • Operating temperature range: -40°C to 125°C

Detailed Pin Configuration

The TPS92518HVPWPR has the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. DIM: Dimming control input
  4. VOUT: Output voltage
  5. EN: Enable/disable control
  6. FB: Feedback voltage
  7. CS: Current sense input
  8. PGND: Power ground

Functional Features

  • High-voltage operation allows for direct connection to the mains supply
  • Efficient power conversion minimizes energy losses
  • Dimming control enables adjustable brightness levels
  • Thermal protection prevents damage due to excessive heat

Advantages and Disadvantages

Advantages

  • High-voltage capability simplifies circuit design
  • Efficient power conversion reduces energy consumption
  • Dimming control offers flexibility in lighting applications
  • Thermal protection ensures product reliability

Disadvantages

  • Limited output current range may not be suitable for high-power LED arrays
  • Requires external components for proper operation

Working Principles

The TPS92518HVPWPR operates by converting the high input voltage to a regulated output voltage suitable for driving high-power LEDs. It utilizes a switching regulator topology to achieve high efficiency and employs feedback control to maintain constant output current. The dimming control input allows for adjustable brightness levels, while the thermal protection feature safeguards the device from overheating.

Detailed Application Field Plans

The TPS92518HVPWPR finds application in various lighting scenarios, including: 1. Indoor and outdoor architectural lighting 2. Street and roadway lighting 3. Automotive lighting 4. Industrial and commercial lighting 5. Signage and display lighting

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS92518HVPWPR include: 1. TPS92515HVPWPR 2. LT3799 3. LM3409 4. MAX16834

These models can be considered as alternatives based on specific requirements and design constraints.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق TPS92518HVPWPR في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of TPS92518HVPWPR in technical solutions:

  1. Q: What is the TPS92518HVPWPR? A: The TPS92518HVPWPR is a high-voltage LED driver IC designed for driving LEDs in automotive lighting applications.

  2. Q: What is the input voltage range supported by TPS92518HVPWPR? A: The TPS92518HVPWPR supports an input voltage range from 4.5V to 65V.

  3. Q: What is the maximum output current that can be delivered by TPS92518HVPWPR? A: The TPS92518HVPWPR can deliver a maximum output current of 1.5A.

  4. Q: Can TPS92518HVPWPR support dimming functionality? A: Yes, the TPS92518HVPWPR supports both analog and PWM dimming control.

  5. Q: Is TPS92518HVPWPR suitable for automotive lighting applications? A: Yes, the TPS92518HVPWPR is specifically designed for automotive lighting applications and can handle the harsh conditions found in automotive environments.

  6. Q: Does TPS92518HVPWPR have built-in protection features? A: Yes, the TPS92518HVPWPR includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.

  7. Q: Can TPS92518HVPWPR operate in a wide temperature range? A: Yes, the TPS92518HVPWPR is designed to operate in a wide temperature range from -40°C to 150°C.

  8. Q: What is the typical efficiency of TPS92518HVPWPR? A: The typical efficiency of TPS92518HVPWPR is around 90%.

  9. Q: Can TPS92518HVPWPR be used in non-automotive lighting applications? A: Yes, although it is primarily designed for automotive lighting, TPS92518HVPWPR can also be used in other high-voltage LED lighting applications.

  10. Q: Does TPS92518HVPWPR require any external components for operation? A: Yes, TPS92518HVPWPR requires a few external components such as input and output capacitors, resistors for dimming control, and an inductor for energy storage.

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 for detailed information.