MB3874PFV datasheet(10/28 Pages) FUJITSU

Part #	MB3874PFV

Description	DC/DC Converter IC for Parallel Charging

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Manufacturer	FUJITSU [Fujitsu Component Limited.]

Direct Link	http://edevice.fujitsu.com/fmd/en/index.html

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10 / 28 page

MB3874/MB3876

10

(Continued)

(MB3874 : Ta = +25

°C, VCC = 16 V, VREF = 0 mA)

(MB3876 : Ta = +25

°C, VCC = 19 V, VREF = 0 mA)

(Continued)

Parameter

Symbol

Pin No.

Conditions

Value

Unit Remarks

Min.

Typ.

Max.

Input current

I+INCH

13, 24

+INC1= +INC2=12.7 V,

–INC1= –INC2=12.6 V

—10

20

µA MB3874

+INC1= +INC2=16.9 V,

–INC1= –INC2=16.8 V

—10

20

µA MB3876

I+INCL

13, 24

+INC1= +INC2= 0.1 V,

–INC1= –INC2= 0 V

–130

–65

—

µA

Current detection

voltage

V-INE1

3, 10

+INC1= +INC2=12.7 V,

–INC1= –INC2=12.6 V

2.25

2.50

2.75

V

MB3874

+INC1= +INC2=16.9 V,

–INC1= –INC2=16.8 V

2.25

2.50

2.75

V

MB3876

V-INE2

3, 10

+INC1= +INC2=12.63V,

–INC1= –INC2=12.6 V

0.50

0.75

1.00

V

MB3874

+INC1= +INC2=16.83 V,

–INC1= –INC2=16.8 V

0.50

0.75

1.00

V

MB3876

V-INE3

3, 10

+INC1= +INC2= 0.1 V ,

–INC1= –INC2= 0 V

1.25

2.50

3.75

V

V-INE4

3, 10

+INC1= +INC2= 0.03 V,

–INC1= –INC2= 0 V

0.125

0.750

1.375

V

Common mode

input voltage range

VCM

1, 12,

13, 24

—0

—

VCC

V

Voltage gain

AV

3, 10

+INC1= +INC2=12.7 V,

–INC1= –INC2=12.6 V

22.5

25

27.5

V/V MB3874

+INC1= +INC2=16.9 V,

–INC1= –INC2=16.8 V

22.5

25

27.5

V/V MB3876

Output voltage

VOUTCH

3, 10

—

3.9

4.1

—

V

VOUTCL

3, 10

—

20

200

mV

Threshold voltage

VTL

2, 7,

11, 15

Duty cycle = 0 %

1.4

1.5

—

V

VTH

2, 7,

11, 15

Duty cycle = 100 %

—

2.5

2.6

V

Threshold voltage

VTLH

18

FB1 =

2.7

2.8

2.9

V

VTHL

18

FB1 =

2.4

2.5

2.6

V

Hysteresis width

VH

18

—

0.2

0.3

0.4

V

Output leak current

ILEAK

18

OUTM = 5 V

—

0

1

µA

Output voltage

VOL

18

OUTM = 1 mA

—

0.15

0.4

V

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MB3874PFV Datasheet(PDF) 10 Page - Fujitsu Component Limited.

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