NCP81045 controller equivalent, single synchronous step-down controller.
soft−start sequence, UVLO for VCC and switcher, overvoltage protection, overcurrent protection, undervoltage protection and thermal shutdown. The IC is packaged in QFN16..
* Notebook Application
* System Power
This document contains information on a product under development. ON Semi.
Pin No.
Symbol
Description
1 VIN Input voltage used for feed forward in switcher operation.
2
VCC
Supply for analog circuit
3
SYN
Synchronization interleaving use.
4 EN This pin serves as two functions. Enable: Logic control for enabling t.
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