NT7502H-TABF1 데이터 시트보기 (PDF) - Novatek Microelectronics
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NT7502H-TABF1 Datasheet PDF : 54 Pages
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NT7502
Reference Power Supply Circuit for Driving LCD Panel
-When using all LCD power circuits
(Voltage converter regulator and follower)
(In case of 3X boosting circuit)
VDD
-When not using voltage booster circuits
VDD
C1
C1
C1
Ra
C2
Rb
C2
C2
C2
C2
VSS
M/S
VOUT
C3+
C2+
C2-
C1+
C1-
VR
V0
V1
V2
V3
V4
When only using voltage follower
VDD
External
Power
Supply
Ra
C2
Rb
C2
C2
C2
C2
VSS
M/S
VOUT
C3+
C2+
C2-
C1+
C1-
VR
V0
V1
V2
V3
V4
When not using internal LCD power supply circuits
VDD
External
Power
Supply
C2
C2
C2
C2
C2
VSS
M/S
VOUT
C3+
C2+
C2-
C1+
C1-
VR
V0
V1
V2
V3
V4
*Value of External Capacitance
Item
Value
C1
1.0 - 4.7 µF
C2
0.47 - 2.2
External
Power
Supply
VSS
M/S
VOUT
C3+
C2+
C2-
C1+
C1-
VR
V0
V1
V2
V3
V4
21
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