Datasheet

MAX17094
Internal-Switch Boost Regulator with Integrated
7-Channel Driver, VCOM Calibrator, Op Amp, and LDO
______________________________________________________________________________________ 15
V
MAIN
8V, 300mA
V
IN
3.3V
V
LOGIC
2.5V, 250mA
VN
-6.5V, 50mA
VP
21V, 50mA
TO PANEL
TO VCOM
BACKPLANE
COMP
PGND
YDCHG
FB
C1
4.7μF
R7
63.4kΩ
C5
4.7μF
C6
4.7μF
0.1μF
R
COMP
40.2kΩ
C
COMP
1000pF
C
SS
0.1μF
AVDD
L1
4.1μH
R
ENA
80.6kΩ
EP
IN EN
LOUT
SENSE
OUT
FROM TCON
VN
I
2
C BUS
0.47μF
GOFF
AGND
SS
C4
10μF
C2
1μF
0.1μF
15pF
0.1μF
0.1μF
0.1μF
0.1μF
R5
6.81kΩ
D1
D4D2
D3
LX
Y2
LIN
0.1μF
VCOM
BGND
POS
NEG
0.1μF
FBL
GND
R2
36.5kΩ
R1
200kΩ
R3
200kΩ
R
SET
24.9kΩ
R4
200kΩ
GON2VP
V
IN
FREQ
MAX17094
C3
1μF
GND
SET
Y3
Y4
Y5
Y6
Y7
Y8
A2
A3
A4
A5
A6
A7
A8
SDA
SCL
0.22μF
10kΩ
10kΩ
VL
ADDR0
ADDR1
R8
21kΩ
R6
15kΩ
0.1μF
GON1
Figure 2. MAX17094 Typical Operating Circuit