12
6.2.
Power Block Diagram
IC521
USB
CHARGE
BAT+
USB5V
10, 11 SDA, SCL
3 CE
3 CE
3 CE
3 CE
3 CE
3 CE
1 VOUT
1 VOUT
1 VOUT
1 VOUT
1 VOUT
1 VOUT
4 VIN
4 VIN
4 VIN
4 VIN
4 VIN
4 VIN
USB 5
BAT 1, 2
7, 9 CEN1, UCTL1
6 USUSP1
17, 18 SYS
IC501
SWITCHING
CONTROL
UNREGSY
USB_SUSPWR
BATCHGOFF
USB_HPWR
CHG_SDA
I2C_SDA, I2C_SCL
CHG_SCL
L5301
STEP UP
CIRCUIT
VDD3
SW1
SW3
SW4
FB3
FB4
FB6
VDD
PVIN2
VOUT2
PVIN3
PVIN4
SW6
SW7
OVP7
PVIN6
VIN5
VOUT5
SWA2
SWB2
EN
POCO, CLKO
SDA, SCL
L5021
STEP DOWN
& STEP UP
CIRCUIT
BOOST5.3V
IC502
LDO
VDD1.8
PON
VDD5
VDD5ON
IC507
LDO
VAA2.8
PAON2
L5031
STEP DOWN
VDD1.1
L5041
STEP DOWN
CIRCUIT
VDD2.8
L5061
STEP DOWN
CIRCUIT
VDD1.8REFL
IC506
LDO
CMOS1.2
PAON1
CMOS1.8
VREG0
AL3.2V
LSTR7
LCDCA
IC504
LDO
PON2
L5071
STEP UP
CIRCUIT
LCDAN
IC503
LDO
IC505
LDO
VDDIOH3.3V
BSRST, EXCLKS
TO DMA
TO CAA
TO CAA
TO CAA
TO DMA
TO CAA
TO DMA
TO DMA
TO DMA
CIRCUIT
TO DMA
TO BATTERY
CH1
CH3
CH4
CH2
CH6
CH7
Q5102
RESET
SW
XIN
XOUT
X3001
32.768KHz
MODEL: HM-TA2
BLOCK DIAGRAM: POWER
Summary of Contents for HM-TA2EB
Page 8: ...8 4 Specifications ...
Page 9: ...9 ...
