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L6566B Datasheet Multi-mode controller

Manufacturer: STMicroelectronics

General Description

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Overview

L6566B Multi-mode controller for SMPS.

Key Features

  • Selectable multi-mode operation: fixed frequency or quasi-resonant On-board 700 V high-voltage start-up Advanced light load management Low quiescent current (< 3 mA) Adaptive UVLO Line feedforward for constant power capability vs mains voltage Pulse-by-pulse OCP, shutdown on overload (latched or autorestart) Transformer saturation detection Programmable frequency modulation for EMI reduction Latched or autorestart OVP.