Part Number: L6562DTR

Manufacturer: STMicroelectronics


Shipped from: Shenzhen/HK Warehouse

Stock Available: Check with us

Technical Specifications of L6562DTR

Datasheet  L6562DTR datasheet
Category Integrated Circuits (ICs)
Family PMIC – PFC (Power Factor Correction)
Manufacturer STMicroelectronics
Packaging Tape & Reel (TR)
Part Status Active
Mode Discontinuous (Transition)
Frequency – Switching 1MHz
Current – Startup 40μA
Voltage – Supply 10.3 V ~ 22 V
Operating Temperature -25°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154″, 3.90mm Width)
Supplier Device Package 8-SO

Introducing the L6562DTR: Enhancing Power Factor Correction

In the realm of power factor correction (PFC) applications, one component stands out for its exceptional performance and efficiency – the L6562DTR. This specialized PFC controller is the key to unlocking optimal power factor correction, improving power efficiency, and reducing energy wastage.

Power factor correction plays a crucial role in modern power systems by ensuring that electrical loads draw power from the grid efficiently, minimizing energy losses and reducing the burden on the power infrastructure. Within this landscape, the L6562DTR shines as a reliable and versatile PFC controller that enables efficient and reliable power factor correction.

Understanding the L6562DTR

Overview of the L6562DTR and its Role in Power Factor Correction

A specific PFC controller that is essential to power factor correction is the L6562DTR. It is made to control power supply input current, ensuring a power factor that is close to unity. The L6562DTR facilitates effective power transmission from the grid to the load by precisely regulating the input current waveform.

  1. Power Factor Correction’s Contribution to Optimum Power Efficiency Optimizing power efficiency in electrical systems requires power factor correction. It tries to raise the power factor, which measures the relationship between apparent and real power. A low power factor puts more burden on the electrical grid by increasing power losses and wasteful energy use. When power factor adjustment is used, as is the case with the L6562DTR, energy waste is reduced and total power efficiency is increased.

Unique Features and Capabilities of the L6562DTR

  1. Built-in PFC Controller: The L6562DTR incorporates a dedicated power factor correction controller, providing precise control over the input current waveform.
  2. High Accuracy and Low Distortion: The L6562DTR ensures accurate shaping of the input current, resulting in a high-power factor and minimal harmonic distortion.
  3. Programmable Functions: It offers programmable functions such as slope compensation, enabling customization for different operating conditions and load requirements.
  4. Protection Mechanisms: The L6562DTR includes features like overvoltage and overcurrent protection, ensuring safe and reliable operation.
  5. Wide Input Voltage Range and Operating Frequency: It supports a wide range of input voltages and can operate at high frequencies, making it suitable for diverse power supply applications.

The L6562DTR’s unique features and capabilities make it a powerful tool for optimizing power factor correction. Its ability to accurately shape the input current waveform, coupled with programmable functions and robust protection mechanisms, enables enhanced power efficiency and reliable operation in various applications.

Key Features and Specifications of the L6562DTR

Highlighting Key Features

The L6562DTR boasts several key features that contribute to its effectiveness in power factor correction:

  1. Built-in PFC Controller: The L6562DTR integrates a dedicated power factor correction controller, simplifying system design and ensuring precise current control.
  2. Protection Mechanisms: It includes comprehensive protection features like overvoltage protection (OVP), overcurrent protection (OCP), and feedback disconnection detection, ensuring safe and reliable operation in various conditions.
  3. Current Sense Amplifier: The L6562DTR incorporates a high-performance current sense amplifier, enabling accurate measurement and control of the input current.
  4. Soft Start Function: It offers a soft start feature that gradually ramps up the output voltage, reducing inrush currents and enhancing system stability.

The L6562DTR supports a large input voltage range, commonly ranging from 85V to 265V AC. Maximum operating frequency: The L6562DTR supports a wide operating frequency range. Compatibility with many power supply applications is made possible by this wide range. The L6562DTR also has a high frequency range, with typical maximum frequencies of up to several hundred kilohertz.

The L6562DTR uses a current sensing amplifier, a high-performance device that precisely monitors the input current for power factor adjustment. It also has programmable functions. As a result, the input current waveform may be precisely controlled and shaped, improving power factor and lowering harmonic distortion. The slope compensation feature of the L6562DTR allows for fine-tuning the control loop and optimization for various operating conditions and load needs.

The L6562DTR is offered in a small, industry-standard SO-8 (Small Outline-8) packaging, which offers a variety of pin configuration options. This package type makes PCB designing simple and is compatible with preexisting designs. Essential pins like VCC, VFB, COMP, CS, and OUT are included in the pin arrangement, making it simple to integrate and connect in power supply circuits.

The L6562DTR’s major characteristics and specifications, such as its integrated PFC controller, protection mechanisms, wide input voltage range, current sense amplifier, programmable functions, and packaging possibilities, make it a flexible and effective solution for power factor correction applications.

Applications of the L6562DTR

Versatile Applications

Several electronic devices, including power supply, lighting systems, and industrial machinery, make use of the L6562DTR.

Benefits for Each Application

The L6562DTR improves power factor correction, increasing efficiency and lowering energy waste in power supplies.

Lighting Systems: It makes sure that there is consistent illumination, good power efficiency, and less flickering.

Industrial Equipment: By enabling effective power factor adjustment, the L6562DTR improves system effectiveness and complies with power quality regulations.

Renewable Energy Systems: It optimizes power factor correction in renewable energy systems, improving energy conversion efficiency and grid compatibility. C. Specific Examples and Use Cases:

  • 500W AC-DC Converter: The L6562DTR ensures high power efficiency, reducing energy consumption and meeting energy efficiency standards.
  • 100W LED Driver: It enables stable illumination, reduced flickering, and extended LED lifespan in lighting systems.
  • Motor Drive System: The L6562DTR enhances power factor correction in industrial equipment, ensuring efficient operation and compliance with power quality standards.
  • 10kW Solar Inverter: It optimizes power conversion efficiency and grid integration in renewable energy systems.

The L6562DTR’s versatility is demonstrated in various applications, delivering benefits such as improved efficiency, stable performance, and compliance with industry standards.


In conclusion, the L6562DTR is a versatile and powerful solution for power factor correction applications. Throughout this guide, we explored its role in enhancing power efficiency, reducing energy wastage, and improving power quality. The L6562DTR’s built-in PFC controller, wide input voltage range, protection mechanisms, and programmable functions make it a valuable tool for electronic enthusiasts.

So, don’t hesitate to explore and experiment with the L6562DTR. Contact us at ICRFQ for sourcing and further assistance and Unleash its potential, harness power factor correction, and make a positive impact on power efficiency and quality. The L6562DTR awaits your innovative projects and offers a path towards more efficient and sustainable power systems.

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Kevin Chen