7
DNX4280BT/5180/5280BT/5380/5380M
/5380BT/5580BT/6040EX/6180/6480BT/6980
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC5
Logic
OR
IC6
LDO
3.3V Regulator
IC100
DCDC controller
LCD power supply, Variable LED power supply
IC101
LDO
3.3V Regulator
IC200
Logic
Panel
μ
COM terminal protection
IC201
Voltage detect IC
Reset signal generate at 4.4V
IC202
MCU IC
Panel system control IC
IC203
iPod Authentication Coprocessor
iPod Authentication
IC204
LDO
3.3V Regulator
IC400
OP Amp
VCOM AMP
IC401
LDO
1.8V Regulator
IC402
F ROM
Mstar FIRMWARE ROM
IC403
Logic
AND
IC404
LDO
3.3V Regulator
IC405
LDO
1.8V Regulator
IC406
LCD Controller
Croma
γ
T/C Scaller
IC407
Logic
AND
IC700
Logic
Inverter
Q1,2
SW
Soft start for Input power supply for LCD Backlight
Q4~6
SW
Input power supply detection
Q7
SW FET
DCDC SW FET (LCD Backlight)
Q100~103
SW
Soft Start for +18V
Q104~107
SW
Soft Start for +9.2V
Q108~110
SW
Soft Start for -6V
Q113,114
SW
Soft Start for -6V
Q115~117
SW
Soft Start for +9.2V
Q200
SW
Reset signal control for Panel
μ
COM
Q203
SW
Reset signal control for Panel
μ
COM
Q204~207
SW
Soft Start for Panel
μ
COM power supply
Q208
SW
Reset signal control for Panel
μ
COM
Q209
SW
BL_PDET signal control for Panel
μ
COM
Q212~218
SW
Soft Start for Panel
μ
COM power supply
Q219
SW
RCAM_INT signal control for Panel
μ
COM
Q220
SW
Soft Start for Panel
μ
COM power supply
Q221,222
SW
Reset signal control for Panel
μ
COM
Q400~403
SW
Soft Start for LCD controller power supply
Q404,405
Buffer
Buffer for temperature property absorption
Q600~605
SW
Control for touch panel
Q700
LED B lighting
LED B Constant current circuit
Q701
LED G lighting
LED G Constant current circuit
Q702
LED R lighting
LED R Constant current circuit
Q703
SW
KEY LED signal control
Q705
SW
ILL_R signal control
COMPONENTS DESCRIPTION