Datasheet Details
Part number:
NCP3155B, NCP3155A
Manufacturer:
File Size:
506.22 KB
Description:
3a synchronous buck regulator.
Note:
This datasheet PDF includes multiple part numbers: NCP3155B, NCP3155A.
Please refer to the document for exact specifications by model.
Pin Pin Name Description 1 PGND The PGND pin is the high current ground pin for the lower MOSFET and drivers which should be soldered to a large copper area to reduce thermal resistance.
2 VIN The VIN pin powers the internal control circuitry and is monitored by an undervoltage comparator.
T
NCP3155B Features
* Input Voltage Range from 4.7 V to 24 V
* Adjustable Output Voltage
* 1 MHz Operation (NCP3155A
* 500 kHz)
* Internally Programmed 1.2 ms Soft
* Start (NCP3155A
* 2.4 ms)
* 0.8 ± 1.0% Reference Voltage
* 48 mW HS
* FET and
NCP3155B Distributors
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