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TPS92001DGKR
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TPS92001DGKR

Product Overview

Category

The TPS92001DGKR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for LED lighting applications, providing efficient control and regulation of LED drivers.

Characteristics

  • High efficiency: The TPS92001DGKR offers high efficiency in driving LEDs, resulting in reduced power consumption.
  • Dimming capability: It supports dimming functionality, allowing users to adjust the brightness of the LEDs.
  • Thermal protection: The IC incorporates thermal protection mechanisms to prevent overheating and ensure safe operation.
  • Wide input voltage range: It can operate with a wide input voltage range, making it suitable for various lighting applications.

Package

The TPS92001DGKR is available in a small form factor package known as VSSOP-8. This package provides compactness and ease of integration into LED lighting systems.

Essence

The essence of the TPS92001DGKR lies in its ability to efficiently drive and regulate LED lighting, offering dimming capabilities and thermal protection.

Packaging/Quantity

The TPS92001DGKR is typically packaged in reels, containing 2500 units per reel.

Specifications

  • Input voltage range: 4.5V to 65V
  • Output current: Up to 1A
  • Dimming control: Analog or PWM
  • Operating temperature range: -40°C to 125°C
  • Efficiency: Up to 95%
  • Protection features: Over-temperature, over-voltage, and short-circuit protection

Detailed Pin Configuration

The TPS92001DGKR has eight pins arranged as follows:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for regulating output voltage
  4. EN: Enable pin for turning the IC on/off
  5. DIM: Dimming control pin (analog or PWM)
  6. VCC: Supply voltage for internal circuitry
  7. SW: Switching node pin
  8. LX: Inductor connection pin

Functional Features

  1. High-efficiency LED driving: The TPS92001DGKR utilizes a high-efficiency buck converter to drive LEDs, minimizing power losses and maximizing energy efficiency.
  2. Dimming control: It supports both analog and pulse-width modulation (PWM) dimming techniques, allowing precise control over LED brightness.
  3. Thermal protection: The IC incorporates thermal shutdown mechanisms to prevent overheating, ensuring safe operation even under demanding conditions.
  4. Wide input voltage range: The TPS92001DGKR can handle a wide range of input voltages, making it suitable for various lighting applications.
  5. Fault protection: It includes built-in protection features such as over-temperature, over-voltage, and short-circuit protection, enhancing system reliability.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption.
  • Dimming capability allows for flexible lighting control.
  • Thermal protection ensures safe operation.
  • Wide input voltage range enables versatile application usage.
  • Built-in fault protection enhances system reliability.

Disadvantages

  • Limited output current capacity (up to 1A).
  • Requires external components for complete LED driver implementation.

Working Principles

The TPS92001DGKR operates as a buck converter, converting the input voltage to a regulated output voltage suitable for driving LEDs. It uses a switching transistor (SW) and an inductor (LX) to efficiently control the current flow through the LEDs. The feedback (FB) pin monitors the output voltage and adjusts the duty cycle of the switching transistor to maintain a constant output voltage. The dimming control (DIM) pin allows for adjusting the brightness of the LEDs using either analog or PWM signals.

Detailed Application Field Plans

The TPS92001DGKR finds applications in various LED lighting systems, including:

  1. Residential lighting: It can be used in LED bulbs, downlights, and ceiling fixtures for energy-efficient home lighting.
  2. Commercial lighting: The IC is suitable for LED panels, track lights, and retail display lighting, providing efficient illumination.
  3. Automotive lighting: It can be employed in automotive headlights, taillights, and interior lighting, offering high efficiency and dimming capabilities.
  4. Outdoor lighting: The TPS92001DGKR is well-suited for streetlights, floodlights, and landscape lighting, ensuring energy savings and reliable operation.

Detailed and Complete Alternative Models

  1. TPS92002DGKR: Similar to TPS92001DGKR but with higher output current capacity (up to 2A).
  2. TPS92003DGKR: Offers additional features such as integrated power factor correction (PFC) for improved power quality.
  3. TPS92004DGKR: Designed specifically for RGB LED lighting applications, supporting color mixing and control.

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von TPS92001DGKR in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of TPS92001DGKR in technical solutions:

  1. Q: What is TPS92001DGKR? A: TPS92001DGKR is a high-performance LED driver IC designed for offline lighting applications.

  2. Q: What is the input voltage range supported by TPS92001DGKR? A: TPS92001DGKR supports an input voltage range from 85VAC to 265VAC.

  3. Q: Can TPS92001DGKR be used for dimming LED lights? A: Yes, TPS92001DGKR supports both analog and PWM dimming methods for LED lights.

  4. Q: What is the maximum output current that TPS92001DGKR can provide? A: TPS92001DGKR can provide a maximum output current of up to 1A.

  5. Q: Is TPS92001DGKR suitable for driving high-power LEDs? A: Yes, TPS92001DGKR is designed to drive high-power LEDs efficiently and reliably.

  6. Q: Does TPS92001DGKR have built-in protection features? A: Yes, TPS92001DGKR includes various protection features such as over-temperature, over-voltage, and short-circuit protection.

  7. Q: Can TPS92001DGKR operate in a wide temperature range? A: Yes, TPS92001DGKR has a wide operating temperature range from -40°C to +125°C.

  8. Q: What type of control interface does TPS92001DGKR support? A: TPS92001DGKR supports a simple analog control interface for easy integration into lighting systems.

  9. Q: Can TPS92001DGKR be used in both indoor and outdoor lighting applications? A: Yes, TPS92001DGKR is suitable for both indoor and outdoor lighting applications.

  10. Q: Is TPS92001DGKR compliant with industry standards and regulations? A: Yes, TPS92001DGKR complies with various industry standards such as EN55015, EN61000-3-2, and EN61000-3-3.

Please note that these answers are general and may vary depending on the specific application and requirements.