add8754dacpz-reel7 Analog Devices, Inc., add8754dacpz-reel7 Datasheet - Page 21

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add8754dacpz-reel7

Manufacturer Part Number
add8754dacpz-reel7
Description
Lcd Panel Power, Vcom, And Gate Modulation
Manufacturer
Analog Devices, Inc.
Datasheet
+12V FROM
V
OUT
250kΩ
R7
100kΩ
R8
TO GATE
DRIVER
VFLK
VCOM
+4.0V
C8
0.1μF
+12V FROM
V
Figure 24. 1.2 MHz Application Circuit for TFT LCD Display with Transformer for VGH and VGL
OUT
1μF
1
2
3
4
5
6
C9
VGH_M
VDD_1
VDD_2
VDPM
VFLK
GND
+12V FROM
24
7
V
OUT
23
+30V
VGH
8
7.5kΩ
R4
RE
33kΩ
22
9
ADD8754
1kΩ
R12
Rev. 0 | Page 21 of 28
CE
390pF
4.7kΩ
21
10
R3
CVGH
10μF
10kΩ
R2
20
11
1N7451A
19
VZ2
12
91kΩ
R1
CLDO
4.7μF
COMP
VIN_2
FREQ
VIN_1
1N5818
LX
SS
D1
18
17
16
15
14
13
1N914
D3
CIN
10μF
C
10nF
BZX84C5V1
SS
RVGH
75Ω
V
+3.3V
T
LOGIC
RVGL
50Ω
VZ1
R
180kΩ
T = TRANSTEK MAGNETICS
TMS60059CS
C
470pF
C
C
1N914
D2
COUT
20μF
CVGL
0.1μF
ADD8754
VIN
+5V
V
+12V
VGL
–5V
OUT

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