In this improved design, pulse-width-controller IC₁derives its power from R_Tfor start-up, auxiliary winding W_AUX for normal operation, and shunt-regulator circuit IC₂ and Q₁for low-load operation

Autores	Michael O'loughlin
Documento principal	«Shunt regulator eases power-supply-start-up woes»
Descripción	Figure 3
Formato / tamaño de archivo	PDF / 52 Kb
Idioma del documento	Inglés

In this improved design, pulse-width-controller IC1 derives its power from RT for start-up, auxiliary winding WAUX for normal operation, and shunt-regulator circuit IC2 and Q1 for low-load operation