NCP1411 Ver la hoja de datos (PDF) - ON Semiconductor

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Fabricante

NCP1411

Sync-Rect PFM Step-Up DC-DC Converter with Low-Battery Detector and Ring-Killer

ON Semiconductor 

FB

1

REF

4

LBI/EN

2

NCP1411

VBAT

BAT

M3 5

Chip

Enable

+

−

PFM

ZLC +

−

+

20 mV

CONTROL LOGIC

_ZCUR

_MSON

_MAINSW2ON

_PWQONCE

_CEN

_PFM

_MAINSWOFD

_SYNSW2ON

VDD

GND

LX

VDD 7

VOUT

M2

OUT

8

SENSE-

FET

M1

6

VDD

GND

Voltage

Reference

+

−

_SYNSWOFD

_VREFOK

_ILIM

+

ILIM −

+

GND

RSENSE

GND

GND

LBO

3

Figure 2. Simplified Functional Diagram

http://onsemi.com

4

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