MB3874 データシートの表示（PDF） - Fujitsu

部品番号

コンポーネント説明

メーカー

MB3874

DC/DC Converter IC for Parallel Charging

Fujitsu 

MB3874/MB3876

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Parameter

Threshold

voltage

Input current

Input resistor

Voltage gain

Frequency

bandwidth

Output voltage

Output source

current

Output sink

current

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.

FB4 = 2 V,

12.500 12.600 12.700 V MB3874

Ta = +25 °C

VTH 1, 12

FB1 = 2 V,

16.666 16.800 16.934 V MB3876

12.474 12.600 12.726 V MB3874

Ta = –30 °C to +85 °C 16.632 16.800 16.968 V MB3876

–INC1 = –INC2 = 12.6 V —

IINEH

1, 12

–INC1 = –INC2 = 16.8 V —

84

150 µA MB3874

84

150 µA MB3876

VCC = 0 V,

–INC1 = –INC2 = 12.6 V

—

0

IINEL

1, 12

VCC = 0 V,

–INC1 = –INC2 = 16.8 V

—

0

1

µA MB3874

1

µA MB3876

R1

1, 12

—

70

100 130 kΩ MB3874

105 150 195 kΩ MB3876

R2 14, 16

—

35

50

65 kΩ

AV

15 DC

— 100* — dB

BW

15 AV = 0 dB

— 2.0* — MHz

VFBH

15

VFBL

15

—

3.9 4.1

—

V

—

—

20 200 mV

ISOURCE 15 FB4 = 2 V

— –2.0 –0.6 mA

ISINK

15 FB4 = 2 V

150 300 — µA

*: Standard design value.

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9

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