MB39A103 Datasheet, PDF (24/33 Pages) List of Unclassifed Manufacturers – 4-Channel DC/DC Converter IC with Support for Low Voltage

MB39A103
■ APPLICATION EXAMPLE
VIN
(1.7 V to 5 V)
R13R14 ^−INE1
A
3.3 kΩ^{12 kΩ}
R15
C20
0.1 µF
29
15 kΩ
CS1
30
R16
1 kΩ
C21
R17 18 kΩ
0.1 µF
28
FB1
27
R18 13 kΩ ^DTC1
R19R20 −INE2
B
2
3 kΩ^{22 kΩ} 15 kΩ
R21 CS2
1
C22
0.1 µF
R22
1 kΩ
C23
0.1 µF
R23 18 kΩ
FB2
3
4
R24 13 kΩ ^DTC2
R25R26 −INE3
C
14
2.4 kΩ^{43 kΩ} 15 kΩ
R27 CS3
C24
0.1 µF
15
R28
2 kΩ
C25
0.047 µF
R29 33 kΩ
FB3 ¹³
12
R30 20 kΩ ^DTC3
R31R32
D
−INE4 ₁₇
2.4 kΩ^{43 kΩ} 15 kΩ
R33
CS416
C26
0.1 µF
R34
2 kΩ
C27
0.047 µF
R35
FB4 ¹⁸
19
33 kΩ
DTC4
R36
20 kΩ
−INS
20
Charging
CSCP
11
current
C28
0.01 µF
CH1
CH2
CH3
CH4
8
RT
R37
24 kΩ
9
CT
fOSC
accuracy
C29 ^±10%
100 pF
VCCO
26
C1
0.1
µF
R4
150
Ω
25
OUT1
C3
4700 pF
A
C5
Q1
4.7
VC1
µF _L2
15 µH
VB1
C4
1 µF
L1
22
D1
µH
VO1
2.5 V,
250 mA
C6
10 µF
L3
10 µH
C18
VC2
B
VO2
3.3 V, 500 mA
OUT2
R12
300 Ω
4.7 D7
µF
24
VB2 _Q5
C16
4700 pF
C17
1
L4
15 µH
µF
C19
10 µF
OUT3 _C13
23
1 µF
C
D5
T1
C14
D6 ^{2.2 µF}
C15
2.2
µF
Q4
VO3-1
15 V, 10 mA
VO3-2
5 V, 50 mA
OUT4
22
GNDO
21
C8
1 µF
D
VO4-1
D2
15 V, 10 mA
T2
C9
2.2 µF
D3
VO4-2
5 V, 50 mA
VCC
5
C32
2.2 µF
D8
C10
2.2 µF
D4
VO4-3
C2
0.1 µF
6
Q2
C11
−7.5 V, −5 mA
2.2 µF
7
10
CTL
VREF GND
C30
0.1 µF
H : ON (Power ON)
L : OFF (Standby mode)
VTH = 1.4 V
24