MB3877 Ver la hoja de datos (PDF) - Fujitsu

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componentes Descripción

Fabricante

MB3877

DC/DC Converter IC for Charging

Fujitsu 

MB3875/3877

(Continued)

• High precision reference voltage source: 4.2 V ± 0.8 %

• Support for frequency setting using an external resistor

(Frequency setting capacitor integrated) :100 kHz to 500 kHz

• On-chip current detector amplifier with wide in-phase input voltage range : 0 V to VCC

• On-chip standby current function: 0 µA (Typ)

• On-chip soft-start function

• Internal totem-pole output stage supporting P-channel MOS FETs devices

s PIN ASSIGNMENT

−INC2 : 1

IN3 : 2

FB2 : 3

OUTC2 : 4

VREF : 5

−INE2 : 6

+INE2 : 7

+INE1 : 8

FB1 : 9

OUTC1 : 10

−INE1 : 11

−INC1 : 12

(TOP VIEW)

(FPT-24P-M03)

24 : +INC2

23 : GND

22 : CS

21 : VCC (O)

20 : OUT

19 : VH

18 : VCC

17 : RT

16 : −INE3

15 : FB3

14 : CTL

13 : +INC1

2

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