MB39A102_05 Datasheet, PDF (23/32 Pages) Tyco Electronics – 4-ch DC/DC Converter IC

■ APPLICATION EXAMPLE
MB39A102
VIN
(2.5 V to 6 V)
R13R14 ^−INE1
A
29
3.3 kΩ^{12 kΩ} 15 kΩ
R15
CS1
C20
0.1 µF
30
R16
2 kΩ
C21
0.047 µF
28
FB1
27
DTC1
R19R20 −INE2
B
2
2.4 kΩ^{43 kΩ} 15 kΩ
R21 CS2
1
C22
0.1 µF
R22
2 kΩ
R23 33
R24
C23
0.047 µF
kΩ
FB2
20 kΩ ^DTC2
3
4
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
3 kΩ^{22 kΩ}
R33
C26
0.1 µF
−INE4 ₁₇
15 kΩ
CS416
R34
1 kΩ
R35
30 kΩ
C27
0.1 µF
FB4 ¹⁸
19
DTC4
R36
18 kΩ
−INS
20
Short detection signal
(L : at short)
CSCP
11
C28
0.01 µF
CH1
CH2
CH3
CH4
8
RT
R37
24 kΩ
9
CT
fOSC
Accuracy ±10%
C29
100 pF
7
VREF
C30
0.1 µF
VCCO
26
C1
0.1 µF
25
OUT1
C4
1 µF
VD
Q1
VG
A
L2
VO1
2.5 V,
250 mA
22 µH
C6
D1
4.7 µF
OUT2
24
Q2
C8
1 µF
B
D2
VO2-1
15 V, 10 mA
T1
C9
2.2 µF
D3
VO2-2
5 V, 50 mA
C10
2.2 µF
D4
C11
2.2 µF
VO2-3
−7.5 V, −5 mA
OUT3
23
Q4
C
D5
C14
2.2 µF
D6
VO3-1
15 V, 10 mA
C13
1 µF
T2
C15
2.2
µF
OUT4
22
GNDO
21
VC
L3
10 µH
D
C18
R12
180 Ω
4.7 D7
µF
VO3-2
5 V, 50 mA
VO4
3.3 V, 500 mA
C19
10 µF
C16 _C17
4700 pF _{1 µF}
L4
15 µH
VCC
5
VB
C2
0.1 µF
6
CTL
10
GND
H : ON (Power ON)
L : OFF (Standby mode)
VTH = 1.4 V
23