AN667 i.c. equivalent, designing a high power factor switching preregulator with the l6560/a transition mode i.c..
are:
* Undervoltage lockout with hysteresis and micropower start-up.
* Stable error amplifier.
* Output overvoltage protection.
* Transition Mode Operatin.
Market interest (legislation to be considered) is also moving towards fairly low (36-150W) conversion power ranges (lig.
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