STMicroelectronics’ STNRG011A digital power combination controller for 90 to 300W supplies features enhanced overload management that ensures accurate output-voltage regulation when overcurrent protection is active. Integrating a power-factor correction (PFC) controller, LLC resonant half-bridge controller, 800V startup circuitry, and supervisory engine, the STNRG011A is used in power adapters, chargers, and television and lighting power supplies. The…