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L6564TDTR
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L6564TDTR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Factor Correction (PFC) controller
  • Characteristics: High-performance, digital control, high power factor, low THD (Total Harmonic Distortion), wide input voltage range
  • Package: PowerSO-16 package
  • Essence: PFC controller IC for improving power factor in AC-DC converters
  • Packaging/Quantity: Tape and reel packaging, quantity varies based on supplier

Specifications

  • Input Voltage Range: 85VAC to 265VAC
  • Output Voltage Range: VCC = 10V to 20V
  • Operating Frequency: Adjustable from 19kHz to 100kHz
  • Maximum Duty Cycle: 98%
  • Protection Features: Overvoltage protection, brownout protection, overcurrent protection, short-circuit protection

Pin Configuration

The L6564TDTR IC has a total of 16 pins. The pin configuration is as follows:

  1. COMP
  2. CS
  3. FB
  4. GND
  5. VREF
  6. VSENSE
  7. VCC
  8. RT/CT
  9. DRAIN
  10. SOURCE
  11. SYNC
  12. NC
  13. NC
  14. NC
  15. NC
  16. NC

Functional Features

  • Digital control for improved accuracy and flexibility
  • High power factor correction for efficient power conversion
  • Low Total Harmonic Distortion (THD) for reduced electrical noise
  • Wide input voltage range for compatibility with various power sources
  • Protection features ensure safe operation and prevent damage to the circuit

Advantages and Disadvantages

Advantages: - High-performance digital control allows for precise power factor correction - Wide input voltage range enables usage in different regions - Low THD reduces electrical noise and interference - Protection features ensure safe operation and prevent damage

Disadvantages: - Limited pin configuration options may restrict certain circuit designs - Requires additional external components for complete power factor correction implementation

Working Principles

The L6564TDTR is a power factor correction (PFC) controller IC used in AC-DC converters. It operates by controlling the switching of an external MOSFET to shape the input current waveform and improve the power factor. The IC uses digital control techniques to achieve high accuracy and flexibility in power factor correction.

Detailed Application Field Plans

The L6564TDTR is commonly used in various applications, including:

  1. Power supplies for desktop computers and servers
  2. LED lighting systems
  3. Industrial equipment with AC-DC conversion
  4. Consumer electronics such as televisions and audio systems
  5. Renewable energy systems like solar inverters

Detailed and Complete Alternative Models

  1. L6564H: Similar to L6564TDTR but in a different package (TO-220)
  2. UCC28070: PFC controller IC with similar features and performance
  3. FAN7527: Integrated PFC controller with built-in protections
  4. NCP1653: High-performance PFC controller with advanced features

These alternative models offer similar functionality and can be considered as alternatives to the L6564TDTR based on specific requirements and preferences.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق L6564TDTR في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of L6564TDTR in technical solutions:

  1. Q: What is the L6564TDTR? A: The L6564TDTR is a high-performance Power Factor Corrector (PFC) controller designed for offline LED lighting applications.

  2. Q: What is the purpose of the L6564TDTR in technical solutions? A: The L6564TDTR is used to improve power factor, reduce harmonic distortion, and achieve high efficiency in LED lighting systems.

  3. Q: What is power factor correction (PFC)? A: Power factor correction is a technique used to improve the power factor of an electrical system by reducing reactive power and improving overall efficiency.

  4. Q: How does the L6564TDTR improve power factor? A: The L6564TDTR uses a boost converter topology with active power factor correction to shape the input current waveform and achieve a high power factor.

  5. Q: What is the maximum output power that the L6564TDTR can handle? A: The L6564TDTR can handle a maximum output power of up to 300W.

  6. Q: Can the L6564TDTR be used in dimmable LED lighting applications? A: Yes, the L6564TDTR supports dimming functionality and can be used in dimmable LED lighting applications.

  7. Q: Does the L6564TDTR have built-in protection features? A: Yes, the L6564TDTR includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.

  8. Q: What is the operating frequency range of the L6564TDTR? A: The L6564TDTR operates at a fixed frequency of 100kHz.

  9. Q: Can the L6564TDTR be used in both AC and DC input applications? A: No, the L6564TDTR is specifically designed for AC input applications and cannot be used with DC input.

  10. Q: Are there any application notes or reference designs available for the L6564TDTR? A: Yes, STMicroelectronics provides application notes and reference designs that can help users implement the L6564TDTR in their technical solutions.

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.