Transcription of FB2 - The TL431 in Switching Power Supplies - English
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The TL431 in the Control of Switching Power SuppliesAgenda Feedback generalities The TL431 in a compensator Small-signal analysis of the return chain A type 1 implementation with the TL431 A type 2 implementation with the TL431 A type 3 implementation with the TL431 Design examples ConclusionAgenda Feedback generalities The TL431 in a compensator Small-signal analysis of the return chain A type 1 implementation with the TL431 A type 2 implementation with the TL431 A type 3 implementation with the TL431 Design examples ConclusionWhat is a Regulated Power Supply? Voutis permanently compared to a reference voltage Vref.
The power stage reacts to reduce εas much as it can. ε= ... The TL431 Programmable Zener The TL431 is the most popular choice in nowadays designs It associates an open-collector op amp and a reference voltage ... dc representation R pullup. The TL431 Programmable Zener
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