Circuit Descriptions
EN 22 TPM4.1E LA7.
2011-Jan-21
7.2 Power Architecture
Refer to figure Figure 7-3 for the power architecture of this
platform.
Figure 7-3 Power Architecture TPM4.1E LA platform
7.2.1 Power Supply Unit
1. +5V: It will transform 3.3V, DV 1.0V,5V on.
2. 3.3V: it can’t be controlled by MCU. It transform AV1.2 V for
analog core power.
3. DV1.0V: It is digital core power.
4. 5V on: it can be controlled by MCU. It transform 2.6V V for
DDR power.
5. 12V: it is for panel power, it can be controlled by MCU.
6. 24V: it is for audio power, it can be controlled by MCU.
LP2996
U5102
DDR
U5101
G973
U7106
+3V3
Audio OP
U1501
U1502
U6202
TUNER
TU1601
AME5106
U7105
DV10
OPTION
OPTION
MT8222
U4201
+5V_ON
TPA3110
U6301
AMP_EN
24C32
U4103
+24V
SI4835
Q7106
+5V
5V_PWR_SW
TPS62203
U7101
WT6703F
U4101
+3.3V_STBY
+5V_STBY
SI4835
Q7102
PANEL_PWR_CTL
+12V
Audio switch
U6101
U6102
G9084T43U
U7102
DDRV
FLASH
U4104
SI4835
Q7106
AUD_PWR_SW
CS4344
U4203
LDO G912T63U
1A/1.2V
U7104
AV12
PANEL_VCC
7805
U1602
OPTION
OPTION
+5V_TUNER
VTT
+1.25V
18870_404_100211.eps
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