UCC1581 pwm equivalent, micropower voltage mode pwm.
* Low 85µA Startup Current
BLOCK DIAGRAM
* Low 300µA Operating Current
* Automatically Disabled Startup Preregulator
* Programmable Minimum Duty Cycle.
such as Subscriber Line Power (ISDN I.430). Primarily used for single switch forward and flyback converters, the UCC3581.
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