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ST-LINK/V2-1
LBAD0ZZ1SE
UM2743 - Rev 1
Figure 8.
Power tree
3.3 V LDO
LD3985M33R
3.6 V LDO
ST1L05BPUR
1.8 V LDO
ST1L05BPUR
SB33
1.8 V
1V8_MD
VDDIO_MDM
VDDIO
VDDIO
VDD_SIM
3.3 V LDO
ST1L05BPUR
USB_ST_LINK
USB_UART
USB_DEVICE
USB_PWR
Battery
0.96-inch
OLED
Quad-SPI
Flash
HTS221
SB34
USB to UART
EEPROM
Audio codec
LSM303AGR
LPS22HH
SIM card
I/O level-
translation
UM2743
Power supply
page 15/58
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