STMicroelectronics

L6562D

L6562D Description

The L6562D is a power factor correction (PFC) controller IC designed by STMicroelectronics. It operates in a discontinuous (transition) mode and is suitable for surface mount applications. With a switching frequency of 1MHz, this IC is designed to work within a supply voltage range of 10.3V to 22V. The L6562D is compliant with the REACH regulations and is unaffected by them. It is also compliant with the RoHS3 directive, making it an environmentally friendly choice. The IC is packaged in a tube and has a startup current of 40 µA. It is classified under the HTSUS code 8542.39.0001 and has a moisture sensitivity level (MSL) of 1, indicating unlimited storage time before baking is required.

L6562D Features

• Discontinuous Mode Operation: The L6562D operates in a discontinuous mode, which is beneficial for applications where power factor correction is required without continuous conduction.
• Wide Voltage Range: The IC can handle a wide supply voltage range from 10.3V to 22V, making it versatile for various power supply designs.
• 1MHz Switching Frequency: The high switching frequency allows for compact designs and improved efficiency in power conversion.
• Low Startup Current: With a startup current of only 40 µA, the L6562D contributes minimally to power consumption during startup, which is crucial for energy-efficient designs.
• RoHS3 Compliance: Adherence to the RoHS3 directive ensures that the L6562D is manufactured with environmentally friendly materials, aligning with global sustainability standards.
• REACH Unaffected: The L6562D does not contain any substances of very high concern (SVHCs) listed under the REACH regulation, ensuring compliance with chemical safety standards.

L6562D Applications

The L6562D is ideal for applications where power factor correction is crucial for energy efficiency and regulatory compliance. Some specific use cases include:

• AC-DC Power Supplies: For designing power supplies that require high power factor and low harmonic distortion, the L6562D is an excellent choice.
• LED Lighting Drivers: In LED lighting applications, the L6562D can help achieve high efficiency and long lifespan by ensuring optimal power factor correction.
• Telecommunications Equipment: For power supplies in telecommunications equipment, the L6562D can provide stable and efficient power conversion, crucial for reliable operation.

Conclusion of L6562D

The L6562D from STMicroelectronics stands out for its ability to provide efficient power factor correction in a wide range of applications. Its discontinuous mode operation, combined with a high switching frequency and low startup current, makes it a powerful tool for designers looking to improve the efficiency and reliability of their power supply solutions. While it is marked as "Not For New Designs," the L6562D remains a robust option for existing designs or for applications where this specific IC is already integrated. Its compliance with environmental regulations and wide voltage range further enhance its appeal in the electronics industry.