SG6901A Datasheet and Specifications PDF

The SG6901A is a CCM PFC/Flyback PWM Combination Controller.

Datasheet4U Logo
Part NumberSG6901A Datasheet
ManufacturerFairchild Semiconductor
Overview The highly integrated SG6901A is designed for power supplies with boost PFC and flyback PWM. It requires very few external components to achieve versatile protections. It is available in a 20-pin SOP .
* Interleaved PFC/PWM Switching
* Low Startup and Operating Current
* Innovative Switching Charge Multiplier Divider
* Multi-vector Control for Improved PFC Output Transient Response
* Average-Current-Mode Control for PFC
* Programmable Two-Level PFC Output Voltage Protections
* PFC and PWM Feedback.
Part NumberSG6901A Datasheet
DescriptionPFC / Flyback PWM Controller
ManufacturerSystem General
Overview The highly integrated SG6901A is designed for power supplies with boost PFC and flyback PWM. It requires Product Specification SG6901A very few external components to achieve versatile protections. I. OVERVIEW
* Interleaved PFC/PWM switching
* Low start-up and operating current
* Innovative switching charge multiplier-divider
* Multi-vector control for improved PFC output transient response
* Average-current-mode control for PFC
* Programmable two-level PFC output voltage
* PFC over-voltage and u.