"高性能离线主侧传感控制器TPS92315.pdf详解"

The TPS92315 is an off-line primary-side sensing controller designed for flyback power supply applications. Featuring Primary-Side Regulation (PSR) technology, this controller provides isolated output current regulation without the need for an optical coupler. With a ±5% LED current regulation accuracy and a maximum switching frequency of 130 kHz, the TPS92315 offers efficient power management for LED lighting systems. By eliminating the need for an opto-coupler, the TPS92315 simplifies the design of LED driver circuits and enhances system reliability. This controller is capable of regulating LED current within a tight tolerance, ensuring consistent and flicker-free illumination. With its primary-side sensing capabilities, the TPS92315 enhances system efficiency by directly controlling the output current without the need for secondary-side feedback. The TPS92315 is designed to operate with input voltages ranging from 85 to 264VAC, making it suitable for a wide range of applications. By integrating both primary and secondary functions into a single controller, this device offers a compact solution for LED driver designs. Its robust design and high level of integration make the TPS92315 a reliable and efficient choice for LED lighting systems. Overall, the TPS92315 is a versatile and high-performance controller that offers efficient and accurate current regulation for LED lighting applications. Its advanced features, such as Primary-Side Regulation and ±5% LED current regulation, make it an ideal choice for designers looking to enhance the performance of their LED driver circuits. With the TPS92315, users can achieve precise control over LED current while simplifying the overall design of their lighting systems.