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TPS92512HVDGQT
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TPS92512HVDGQT

Product Overview

The TPS92512HVDGQT belongs to the category of high-voltage LED lighting drivers. It is designed for use in various lighting applications, offering characteristics such as high efficiency, precise current regulation, and thermal shutdown protection. The package type is a small outline integrated circuit (SOIC) with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 9V to 60V
  • Output Voltage Range: Up to 60V
  • Maximum Output Current: 1.5A
  • Efficiency: Up to 95%
  • Dimming Control: Analog/PWM
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The TPS92512HVDGQT features a 10-pin SOIC package with the following pin configuration: 1. VIN (Input voltage) 2. GND (Ground) 3. RT/SS (Soft start/dimming control) 4. VCC (Supply voltage) 5. FB (Feedback) 6. EN (Enable) 7. DIM (Dimming control) 8. AGND (Analog ground) 9. ISET (Current set) 10. SW (Switch node)

Functional Features

  • High-Voltage Operation: Supports input voltages up to 60V, making it suitable for high-power LED applications.
  • Precise Current Regulation: Ensures accurate and consistent LED current, contributing to uniform brightness and extended LED lifespan.
  • Thermal Shutdown Protection: Safeguards the driver and LEDs from overheating, enhancing system reliability.

Advantages and Disadvantages

Advantages

  • Wide Input Voltage Range: Enables compatibility with various power sources.
  • High Efficiency: Reduces power dissipation and enhances energy savings.
  • Flexible Dimming Control: Supports analog and PWM dimming for versatile lighting control.

Disadvantages

  • Complex Design: May require additional expertise for optimal implementation.
  • Higher Cost: Compared to standard LED drivers, the TPS92512HVDGQT may have a higher price point due to its advanced features.

Working Principles

The TPS92512HVDGQT operates by converting the input voltage to a regulated current source for driving high-power LEDs. It utilizes a combination of control circuitry and power MOSFETs to achieve efficient and precise LED current regulation. The dimming control input allows for adjustable brightness levels, while the thermal shutdown feature protects the system from excessive heat.

Detailed Application Field Plans

The TPS92512HVDGQT is well-suited for a wide range of high-power LED lighting applications, including: - Street and area lighting - Industrial and commercial lighting - Architectural and decorative lighting - Automotive and transportation lighting

Detailed and Complete Alternative Models

  • TPS92513
  • TPS92515
  • TPS92518
  • LT3799
  • LT3952

In conclusion, the TPS92512HVDGQT offers a high-voltage LED lighting solution with advanced features and versatile applications, making it an ideal choice for demanding lighting designs.

Word Count: 410

Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng TPS92512HVDGQT trong giải pháp kỹ thuật

  1. What is the TPS92512HVDGQT?

    • The TPS92512HVDGQT is a high-voltage, buck LED driver with integrated MOSFET for driving high-brightness LEDs in automotive and industrial lighting applications.

  2. What is the input voltage range of the TPS92512HVDGQT?

    • The input voltage range of the TPS92512HVDGQT is 4.5V to 65V, making it suitable for various high-voltage applications.

  3. What is the maximum output current of the TPS92512HVDGQT?

    • The TPS92512HVDGQT can deliver a maximum output current of 1.5A, providing ample power for driving high-brightness LEDs.

  4. What are the key features of the TPS92512HVDGQT?

    • Some key features of the TPS92512HVDGQT include integrated 65V MOSFET, wide input voltage range, PWM dimming control, and thermal shutdown protection.

  5. How does the TPS92512HVDGQT handle thermal management?

    • The TPS92512HVDGQT incorporates thermal shutdown protection to prevent overheating, ensuring reliable operation in high-temperature environments.

  6. Can the TPS92512HVDGQT support PWM dimming?

    • Yes, the TPS92512HVDGQT supports PWM dimming control, allowing precise brightness adjustment for LED lighting applications.

  7. Is the TPS92512HVDGQT suitable for automotive lighting applications?

    • Yes, the TPS92512HVDGQT is designed for automotive lighting, offering the necessary features and robustness for automotive environments.

  8. What are the typical application scenarios for the TPS92512HVDGQT?

    • Typical application scenarios for the TPS92512HVDGQT include automotive headlights, industrial lighting, and general high-brightness LED illumination.

  9. Does the TPS92512HVDGQT require external components for operation?

    • The TPS92512HVDGQT requires minimal external components, simplifying the design and reducing overall system cost.

  10. What are the advantages of using the TPS92512HVDGQT in technical solutions?

    • The TPS92512HVDGQT offers high efficiency, compact size, and robust performance, making it an ideal choice for driving high-brightness LEDs in various technical solutions.