Datasheet

MAX1513/MAX1514
TFT-LCD Power-Supply Controllers
______________________________________________________________________________________ 11
Figure 2. Typical Operating Circuit of the MAX1514
CS+ CS-
GATE
IN
SDFR
DEL
DRVL
FBL
16
1918
15
V
IN
4.5V TO 5.5V
L1
2.2µH
D1
C1
22µF
6.3V
R1
110kΩ
R2
10.0kΩ
R11
10Ω
10µF
Q1
680Ω
R7
16.5kΩ
R8
10.0kΩ
V
MAIN
15V/400mA
V
LOGIC
3.3V/500mA
LX
9
10
909Ω
OPEN
DRVP
FBP
Q3
6.8kΩ
R5
191kΩ
R6
10.0kΩ
LX
14
13
D3
FB
20
GND
7
N1
DRVN
FBN
LX
0.47µF
Q2
3.6kΩ
R3
102kΩ
R4
10.0kΩ
D2
8
6
0.1µF
0.1µF
REF
1
0.1µF
17
2
0.47µF
0.22µF
V
GOFF
-10V/30mA
V
GON
25V/20mA
C10
1µF
2.2µF
0.1µF
0.1µF
0.47µF
MAX1514
C2
10µF
16V
470pF
1MΩ