ST L6565DTR

Part points

• The L6565DTR is a high-voltage resonant controller chip designed for high-efficiency power supply applications. It features a wide input voltage range, robust protection mechanisms, and supports various resonant topologies. The chip provides precise control over power output and helps minimize power losses and electromagnetic interference. It is commonly used in applications such as switch-mode power supplies, LED lighting, and industrial power systems.

• Equivalent

  Some possible equivalents of the L6565DTR chip are the L6565D and L6565PDTR chips. These are all voltage-mode controllers for forward and flyback converters, designed for universal mains with high voltage range and consist of numerous functions, including overvoltage, brown-out, and peak current protections.

• Features

  The features of L6565DTR include high-voltage startup, adjustable frequency up to 250 kHz, pulse-by-pulse OCP, adjustable on-time control, adjustable blanking window, integrated bootstrap diode, and a shutdown input.

• Pinout

  The L6565DTR is a 20-pin PFC controller. Some of its main functions include power factor correction, pulse frequency modulation, and voltage feedback compensation.

• Manufacturer

  The manufacturer of the L6565DTR is STMicroelectronics. STMicroelectronics is a multinational electronics and semiconductor company. They design, develop, produce, and market a range of products including integrated circuits, microcontrollers, sensors, power management devices, and more.

• Application Field

  The L6565DTR is a pulse-width modulation (PWM) controller specifically designed for electronic ballast and low power offline LED driver applications. It is commonly used in lighting systems, including fluorescent lamps and LED-based lighting fixtures, to control the power supply and achieve energy-efficient operation.

• Package

  The L6565DTR chip has a package type of PowerSO-20, which is a surface-mounted package. It comes in the standard form and has a size of 20mm x 14.9mm.