MB3874 Datasheet, PDF (9/28 Pages) Fujitsu Component Limited. – DC/DC Converter IC for Parallel Charging

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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