TOP260YN

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

PMIC, or power management integrated circuit, is a type of semiconductor device used to manage and regulate electric power. AC DC converters and offline switchers are two important types of PMIC and are used in many different applications. The TOP260YN is an integrated power supply control circuit, part of the TOPswitch-YN family of control ICs, that has a number of unique features and applications. In this article, we look at the TOP260YN application field and its working principle.

TOP260YN Application Fields

The TOP260YN was designed to provide a simple and cost-effective solution for offline, ac/dc converters. It’s used in applications such as electronic ballasts, space-limited adapters, external power supplies, desktop computers, and LCD monitors. Here are some specific applications of the TOP260YN:

• Power Factor Correction (PFC) - The PFC function of TOP260YN helps improve the power factor of a power converter and reduces harmonic distortion for active power factor correction.
• Power Management - The TOP260YN supports an on/off voltage control for quick and easy power-up or power-down. It also provides a wide range of protection features for power system designs.
• LED Lighting Control - With its low-cost and flexible features, TOP260YN is perfect for driving high-brightness LED lighting systems.
• Low Standby Power - The TOP260YN helps reduce the power consumption of a power converter by providing a low-power standby mode.

TOP260YN Working Principle

The TOP260YN is a high-voltage integrated circuit that controls an AC-DC converter. It integrates all of the features required for power supply control and regulation, such as a switch-mode power supply and a power factor correction circuit. It is an integrated device that combines logic control, power devices, and protection circuitry in one IC. The basic working principle of the TOP260YN is as follows:

• When AC power is applied, the IC will start up and the inrush current is controlled to protect the system components.
• The IC will sense the peak of the AC voltage and generate a square wave which is used to control the switching of the power device.
• The power factor correction (PFC) circuit will sense the input voltage and current, and attempt to keep the power factor as close to unity as possible.
• The output voltage can be regulated with feedback from an optocoupler or other constant voltage control device.
• The device provides a number of different protection features, such as over-voltage protection, over-temperature protection, and over-load protection.
• When AC power is removed, the IC will shutdown the system in a controlled manner and protect the system components.

The TOP260YN can be used in a wide variety of offline applications that require high efficiency, good power factor correction, and a wide input voltage range. It is also an ideal choice for LED lighting and other power systems that require compact design and low power consumption.

Conclusion

The TOP260YN is a versatile and cost-effective offline power switch IC. Its integrated features, such as PFC and power-up protection, make it suitable for a wide range of applications. Its low standby power consumption and flexible protection features make it an ideal choice for LED lighting and other power systems. If you are looking for a reliable and cost-effective solution for your power conversion needs, the TOP260YN may be the perfect choice for you.

The specific data is subject to PDF, and the above content is for reference