MB39A125 Datasheet, PDF (16/64 Pages) Fujitsu Component Limited. – DC/DC Converter IC for Charging Li-ion Battery

MB39A125/126
(VCC = 19 V, VREF = 0 mA, Ta = +25 °C)
Parameter
Sym- Pin
bol No.
Condition
Value
Unit Remarks
Min Typ Max
Input
current
IINE
16 −INE3 = 0 V
−100 −30 ⎯ nA MB39A125
Voltage
gain
Av
15 DC
⎯ 100* ⎯ dB
Frequency
bandwidth
BW
15 AV = 0 dB
⎯
1.3* ⎯ MHz
Output
VFBH
15
⎯
4.8 5.0
⎯
V
voltage
VFBL
15
⎯
⎯
0.8 0.9 V
Output
source
current
ISOURCE 15 FB123 = 2 V
⎯ −120 −60 µA
Output sink
current
ISINK
15 FB123 = 2 V
2.0 4.0
⎯ mA
VTH1
16
FB123 = 2 V,
Ta = +25 °C
4.179 4.200 4.220 V MB39A125
5-2.
VTH2
Error
amplifier
VTH3
block
Threshold
[Error voltage
Amp3]
VTH4
16
FB123 = 2 V,
Ta = −10 °C to +85 °C
4.169 4.200 4.231
V MB39A125
12
SEL = 5 V, FB123 = 2 V,
Ta = +25 °C
16.700
16.800
16.900
V
MB39A126
12
SEL = 5 V, FB123 = 2 V,
Ta = −10 °C to +85 °C
16.666
16.800
16.934
V
MB39A126
VTH5
12
SEL = 0 V, FB123 = 2 V,
Ta = +25 °C
12.525
12.600
12.675
V
MB39A126
VTH6
12
SEL = 0 V, FB123 = 2 V,
Ta = −10 °C to +85 °C
12.500
12.600
12.700
V
MB39A126
OUTD
terminal
output leak
ILEAK
current
11 OUTD = 17 V
⎯
0
1 µA MB39A125
OUTD
terminal
output ON
RON
resistance
11 OUTD = 1 mA
⎯
35
50 Ω MB39A125
Input
current
IIN
12 −INC1 = 16.8 V
⎯
84 150 µA MB39A126
Input
R1 12, 16
⎯
resistance _R2
16
⎯
105 150 195 kΩ MB39A126
35
50
65 kΩ MB39A126
* : Standard design value
(Continued)
16