MB3874PFV データシートの表示（PDF） - Fujitsu

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MB3874PFV

DC/DC Converter IC for Parallel Charging

Fujitsu 

MB3874/MB3876

(Continued)

Parameter

Symbol Pin No

(MB3874 : Ta = +25°C, VCC = 16 V, VREF = 0 mA)

(MB3876 : Ta = +25°C, VCC = 19 V, VREF = 0 mA)

Conditions

Value

Unit Remarks

Min. Typ. Max.

Threshold

voltage

FB1 = 2 V,

–INE1 = 2.35 V

VTH

21

FB1 = 2 V,

–INE1 = 2.83 V

14.00 14.20 14.40 V MB3874

16.80 17.10 17.40 V MB3876

Input pin current IIN

8 –INE1= 0 V

–100 –30

— nA

Voltage gain

AV

7 DC

— 100* — dB

Frequency

bandwidth

BW

7 AV = 0 dB

— 2.0* — MHz

VFBH

7

Output voltage

VFBL

7

—

3.9 4.1

—

V

—

—

20

200 mV

Output source

current

ISOURCE

7 FB1 = 2 V

— –2.0 –0.6 mA

Output sink

current

ISINK

7 FB1 = 2 V

150 300

— µA

Input offset

voltage

VIO

3,4

9,10

FB2 = FB3 = 2 V

—

1*

— mV

Input pin

current

IINE

4,9 +INE2 = +INE3 = 0 V –100 –30

— nA

Common mode

input voltage

range

VCM

3,4

9,10

—

0

— VCC–1.8 V

Voltage gain

AV 2, 11 DC

— 100* — dB

Frequency

bandwidth

BW 2, 11 AV = 0 dB

— 2.0* — MHz

VFBH 2, 11

—

Output voltage

VFBL 2, 11

—

3.9 4.1

—V

—

20

200 mV

Output source

current

ISOURCE 2, 11 FB2 = FB3 = 2 V

— –2.0 –0.6 mA

Output sink

current

ISINK 2, 11 FB2 = FB3 = 2 V

150 300

— µA

*: Standard design value.

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8

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