Part number:
NCP81045
Manufacturer:
File Size:
300.74 KB
Description:
Single synchronous step-down controller.
Datasheet Details
Part number:
NCP81045
Manufacturer:
File Size:
300.74 KB
Description:
Single synchronous step-down controller.
NCP81045, Single Synchronous Step-Down Controller
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 the switcher.
MASTER/SLAVE: To program the device a
NCP81045 Features
* soft
* start sequence, UVLO for VCC and switcher, overvoltage protection, overcurrent protection, undervoltage protection and thermal shutdown. The IC is packaged in QFN16. Features
* 0.8% accuracy 0.8 V Reference
* 4.5 V to 27 V Battery/Adaptor Voltage Range
* Adjustab
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