ACT8847QM102-T

Modern power management integrated circuits (PMICs) have become the cornerstone of many vital functions in sophisticated electronic products. The ACT8847QM102-T is a power management primary sidecontroller IC suitable for AC/DC flyback converters, which provides integrated protection and LED control. This IC is designed to meet worldwide energy standards including Energy Star, ErP and CoC Tier2, making it an ideal solution for a variety of energy efficient applications.

The ACT8847QM102-T offers industry leading efficiency, safety and reliability in a small footprint. This product has integrated high-voltage Power MOSFETs for primary switching, eliminating the need for external FETs. This reduces the part count and assembly costs compared to other power management solutions.

Application Fields

The ACT8847QM102-T power management primary sidecontroller IC is designed to be used in a variety of applications that require controlled, efficient power regulation, including AC/DC flyback converters. For applications such as smart TVs, set-top boxes, computer monitors and other industrial products, the ACT8847QM102-T provides a compact and cost-effective solution. Additionally, this device can be used in external power supplies, motor driver boards, LED lamps and adapters.

Working Principle

ACT8847QM102-T operates on the principle of primary side regulation (PSR). This system eliminates the need for an optocoupler, allowing it to function without external feedback control circuits. The operating frequency of the device is digitally adjustable, providing flexibility for those requiring frequency changes for EMI reasons. Moreover, the double pulse feedback architecture can accurately control the switching converter output voltage, making it robust and reliable.

In addition, the ACT8847QM102-T has integrated protections designed to safeguard it from various faults and overloads. These include short circuit protection, over voltage protection, over temperature protection, and over current protection. With these protections, the device can operate safely in various harsh environments.

The ACT8847QM102-T also provides a constant current regulation mode, allowing it to intelligently control the output brightness of LED lights, providing a more energy-efficient solution. This product is highly integrated, making it one of the most compact power management solutions available.

In conclusion, the ACT8847QM102-T power management primary sidecontroller IC is an ideal solution for a variety of energy efficient applications. This device provides industry leading efficiency, safety and reliability in a small footprint, and is an excellent choice for AC/DC flyback converters and other power management applications.