MAX1531 Maxim Integrated Products, MAX1531 Datasheet - Page 15

• Manufacturer Part Number: MAX1531
• Description: (MAX1530 / MAX1531) Multiple-Output Power-Supply Controllers for LCD Monitors
• Manufacturer: Maxim Integrated Products

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Figure 2. MAX1530 Standard Application Circuit
9.7V/50mA
V
5V/30mA
V
IN
GAMMA
V
= 12V
0.1µF
L
C20
Multiple-Output Power-Supply Controllers for
4.7µF
25V
C3
Q2
20.0kΩ
1%
R4
V
IN
1µF
C4
C12
0.47µF
______________________________________________________________________________________
121kΩ
6.8kΩ
68.1kΩ
0.1µF
R17
R3
124kΩ
1%
R18
1%
C11
R14
1%
100kΩ
R7
R19
10kΩ
1%
30
28
26
25
12
16
17
10
1
2
5
6
7
8
9
EN
VL
FREQ
SEQ
RESET
ONL2
ONL3
N.C.
N.C.
N.C.
N.C.
DRV2
FBL2
N.C.
N.C.
D1
10Ω
R5*
MAX1530
BST
24
COMP
RSTIN
PGND
AGND
DRV1
DRV3
FBL1
FBL3
N.C.
N.C.
ILIM
DH
LX
DL
FB
IN
0.1µF
19
18
C5
27
23
22
21
20
29
32
31
11
14
13
15
4
3
C1
1µF
IN
10Ω
D2*
R6*
R12
1Ω
10.7kΩ
100kΩ
R11
R23
1%
N1-A
N1-B
R10
10kΩ
1%
V
IN
6.8kΩ
C2, OPEN
R24
10µH
6.8kΩ
75kΩ
R22
1%
L1
10kΩ
R8
470pF
1%
C10
R9
LCD Monitors
*
Q1
Q4
OPTIONAL
C9
10µF
6.3V
C13
4.7µF
C7
22µF
6.3V
C22
2.2µF
C21
2.2µF
150pF
C23
VL
R12
300kΩ
R13
150kΩ
R1
17.8kΩ
1%
R2
10.7kΩ
1%
2.5V/500mA
10V/500mA
3.3V/1.5A
V
V
SOURCE
V
LOGIC
OUT
15