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UCC2809-2 Unitrode Economy Primary Side Controller

Title
Description The UCC3809 family of BCDMOS economy low power integrated circuits contains all the control and drive circuitry required for off-line and isolated DC-to-DC fixed frequency current mode switching power supplies with minimal external parts count. Internally implemented circuits include undervoltage lockout featuring startup current less than 100µA, a user accessible voltage reference, logic to ensur...
Features
• User Programmable Soft Start With Active Low Shutdown
• User Programmable Maximum Duty Cycle
• Accessible 5V Reference
• Undervoltage Lockout
• Operation to 1MHz
• 0.4A Source/0.8A Sink FET Driver
• Low 100µA Startup Current PART TURN ON TURN OFF NUMBER THRESHOLD THRESHOLD UCCX809-1 10V 8V UCCX809-2 15V 8V DESCRIPTION The UCC3809 family...

Datasheet PDF File UCC2809-2 Datasheet - 909.17KB
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UCC2809-2   UCC2809-2   UCC2809-2  



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