add8754dacpz-reel7 Analog Devices, Inc., add8754dacpz-reel7 Datasheet - Page 20

• Manufacturer Part Number: add8754dacpz-reel7
• Description: Lcd Panel Power, Vcom, And Gate Modulation
• Manufacturer: Analog Devices, Inc.

TYPICAL APPLICATION CIRCUITS
+14V FROM
V
OUT
250kΩ
R7
100kΩ
TO GATE
DRIVER
R8
VFLK
VCOM
+4.0V
Figure 23. 1.2 MHz Application Circuit for TFT LCD Panel with Charge Pumps for VGH and VGL
C8
0.1μF
VGL
–5V
+14V FROM
V
OUT
BZX84C5V1
BZX84C28
1
2
3
4
5
6
VZ2
VZ1
VGH_M
VDD_1
VDD_2
VDPM
VFLK
GND
1μF
C9
24
7
23
C10
0.47μF
8
C7
1μF
Rev. 0 | Page 20 of 28
250kΩ
RE
33kΩ
300Ω
1kΩ
+14V FROM
R5
R6
R4
22
V
9
0.1μF
ADD8754
OUT
C6
100kΩ
CE
390pF
R3
C3
1μF
21
10
9.5kΩ
D5
R2
BAV99
D6
20
11
C2
0.1μF
BAV99
D4
D7
19
12
100kΩ
CLDO
4.7μF
R1
C4
0.47μF
COMP
VIN_2
FREQ
VIN_1
SS
LX
0.1μF
C5
18
17
16
15
14
13
BAV99
D3
R9
10Ω
C1
0.1μF
CIN
10μF
D2
D1
1N5818
10μH
L
C
10nF
SS
V
+3.3V
LOGIC
R
180kΩ
SD
COUT
20μF
R
180kΩ
C
470pF
C
C
C
10μF
V
+14V
ADD8754
SD
OUT
VIN
+5V