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TPS92512HVDGQR
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TPS92512HVDGQR

Product Overview

Category

The TPS92512HVDGQR belongs to the category of high-voltage LED drivers.

Use

This product is specifically designed for driving high-power LEDs in various lighting applications.

Characteristics

  • High-voltage capability
  • Efficient LED current regulation
  • Wide input voltage range
  • Dimming control options
  • Thermal shutdown protection

Package

The TPS92512HVDGQR comes in a small outline package (SOP) with 16 pins.

Essence

The essence of this product lies in its ability to efficiently drive high-power LEDs while providing various dimming control options and ensuring thermal protection.

Packaging/Quantity

The TPS92512HVDGQR is typically packaged in reels, with each reel containing a specific quantity of units. The exact packaging and quantity details can be obtained from the manufacturer's specifications.

Specifications

  • Input Voltage Range: 9V to 60V
  • Output Current Range: Up to 1.5A
  • Dimming Control Options: Analog/PWM
  • Operating Temperature Range: -40°C to +125°C
  • Efficiency: Up to 95%
  • Protection Features: Thermal Shutdown, Overvoltage, and Overcurrent Protection

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VCC: Supply voltage pin
  4. DIM: Dimming control pin
  5. EN: Enable pin
  6. FB: Feedback pin
  7. COMP: Compensation pin
  8. CS: Current sense pin
  9. SW: Switch node pin
  10. LX: Inductor connection pin
  11. PGND: Power ground pin
  12. AGND: Analog ground pin
  13. VREF: Reference voltage pin
  14. VSENSE: Voltage sense pin
  15. VOUT: Output voltage pin
  16. NC: Not connected pin

Functional Features

  • High-voltage capability allows for direct connection to high-power LED strings.
  • Efficient LED current regulation ensures consistent brightness and longer LED lifespan.
  • Wide input voltage range enables compatibility with various power sources.
  • Dimming control options (analog/PWM) provide flexibility in adjusting the LED brightness.
  • Thermal shutdown protection prevents damage due to excessive heat.

Advantages and Disadvantages

Advantages

  • High-voltage capability simplifies LED driver circuit design.
  • Efficient LED current regulation improves overall system efficiency.
  • Wide input voltage range enhances compatibility with different power sources.
  • Dimming control options offer flexibility in lighting control.
  • Thermal shutdown protection ensures safe operation.

Disadvantages

  • Limited output current range may not be suitable for driving very high-power LEDs.
  • The package size may limit its use in space-constrained applications.

Working Principles

The TPS92512HVDGQR operates as a buck LED driver, converting the higher input voltage to a regulated lower voltage required by the LED string. It utilizes a feedback mechanism to regulate the LED current and provides dimming control through the DIM pin. The device incorporates various protection features to ensure safe operation under different conditions.

Detailed Application Field Plans

The TPS92512HVDGQR is well-suited for a wide range of lighting applications, including: - Indoor and outdoor architectural lighting - Street and area lighting - Automotive lighting - Industrial and commercial lighting - Signage and display lighting

Detailed and Complete Alternative Models

  1. TPS92513HVDGQR
  2. TPS92514HVDGQR
  3. TPS92515HVDGQR
  4. TPS92516HVDGQR
  5. TPS92517HVDGQR

These alternative models offer similar functionality and characteristics, with slight variations in specifications and pin configurations. It is recommended to refer to the respective datasheets for detailed information on each alternative model.

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Énumérez 10 questions et réponses courantes liées à l'application de TPS92512HVDGQR dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of TPS92512HVDGQR in technical solutions:

  1. Q: What is TPS92512HVDGQR? A: TPS92512HVDGQR is a high-voltage LED driver IC designed for automotive lighting applications.

  2. Q: What is the input voltage range supported by TPS92512HVDGQR? A: TPS92512HVDGQR supports an input voltage range from 4.5V to 65V.

  3. Q: What is the maximum output current that TPS92512HVDGQR can handle? A: TPS92512HVDGQR can handle a maximum output current of 1.5A.

  4. Q: Can TPS92512HVDGQR be used for dimming LED lights? A: Yes, TPS92512HVDGQR supports both analog and PWM dimming methods for LED lights.

  5. Q: Is TPS92512HVDGQR suitable for automotive lighting applications? A: Yes, TPS92512HVDGQR is specifically designed for automotive lighting and meets the necessary requirements.

  6. Q: Does TPS92512HVDGQR have built-in protection features? A: Yes, TPS92512HVDGQR includes various protection features such as overvoltage, overcurrent, and thermal shutdown protection.

  7. Q: Can TPS92512HVDGQR operate in a wide temperature range? A: Yes, TPS92512HVDGQR has a wide operating temperature range from -40°C to 125°C.

  8. Q: What type of package does TPS92512HVDGQR come in? A: TPS92512HVDGQR is available in a small 16-pin VQFN package.

  9. Q: Can TPS92512HVDGQR be used for non-automotive lighting applications? A: While it is primarily designed for automotive lighting, TPS92512HVDGQR can also be used in other high-voltage LED driver applications.

  10. Q: Are there any evaluation boards or reference designs available for TPS92512HVDGQR? A: Yes, Texas Instruments provides evaluation boards and reference designs to help with the implementation of TPS92512HVDGQR in various 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.