MB3879PFV View Datasheet(PDF) - Fujitsu

Part Name

Description

Manufacturer

MB3879PFV

DC/DC Converter IC for Parallel Charging of 3/4 cell Li-ion & NiMH Batteries

Fujitsu 

MB3879

(Continued)

Pin No.

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

Symbol

VH

GND0

TEST

−INE5

FB5

+INE4

−INE4

OUTC3

FB4

+INC3

IN2

CT

GND

DTC

+INE2

−INE2

FB2

+INE1

−INE1

OUTC1

FB1

−INC1

+INC1

I/O

Descriptions

O FET driver circuit power supply terminal (VH = VCC−6V)

 Ground terminal

O Internal reference voltage for setting charge voltage

I <BATT2> Error amplifier (Error Amp5) inverted input terminal

O <BATT2> Error amplifier (Error Amp5) output terminal

I <BATT2> Error amplifier (Error Amp4) non-inverted input terminal

I <BATT2> Error amplifier (Error Amp4) inverted input terminal

O <BATT2> Current detection amplifier (Current Amp3) output terminal

O <BATT2> Error amplifier (Error Amp4) output terminal

I <BATT2> Current detection amplifier (Current Amp3) input terminal

I

<BATT2> Current detection amplifier (Current Amp3) input terminal

Output voltage feedback input terminal



Triangular wave oscillation frequency setting capacitor connection

terminal

 Ground terminal

I External duty control input terminal

I Error amplifier (Error Amp2) non-inverted input terminal

I Error amplifier (Error Amp2) inverted input terminal

O Error amplifier (Error Amp2) output terminal

I Error amplifier (Error Amp1) non-inverted input terminal

I Error amplifier (Error Amp1) inverted input terminal

O Current detection amplifier (Current Amp2) output terminal

O Error amplifier (Error Amp1) output terminal

I Current detection amplifier (Current Amp1) input terminal

I Current detection amplifier (Current Amp1) input terminal

5

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