SLVUCD1 May 2022 TPS65219
The TPS65219EVM has multiple headers that can be used to change the input supply for some of the power rails. It also includes headers that allows changing the specific functions of the PMIC using the multi-function pins. Table 5-2 list all the headers and the expected configuration for each selection.
Header Name | Description | Configuration | |
---|---|---|---|
J1 | GND | GND connection | N/A |
J2 | VIN_BUCK3 | Buck3 input voltage selection | J2-1 PVIN_B3 supplied by VSYS |
J2-3 PVIN_B3 supplied by Buck2 output (VBUCK2) | |||
J3 | VIN_LDO1 | LDO1 input voltage selection | J3-1 JPVIN_LDO1 supplied by VSYS |
J3-3 PVIN_LDO1 supplied by BUCK2 output (VBUCK2) | |||
J4 | I2C_Select | Pull-up supply for I2C pins | J4-1 External 3.3 V LDO used for I2C pull-up supply |
J4-3 BUCK2 output used for I2C pull-up supply | |||
J4-5 LDO4 output used for I2C pull-up supply | |||
J5 | VSEL | High/Low selection for VSEL_SD/VSEL_DDR pin | J5-3 VSEL_SD/VSEL_DDR pin pulled high (3.3 V) |
J5-1 VSEL_SD/VSEL_DDR pulled down | |||
J6 | GND | GND connection | N/A |
J7 | GND | GND connection | N/A |
J8 | MODE/STBY | High/Low selection for MODE/STBY pin | J8-3 MODE/STBY pin pulled high (3.3 V) |
J8-1 MODE/STBY pin pulled down | |||
J9 | VIN_LDO2 | LDO2 input voltage selection | J9-1 PVIN_LDO2 supplied by VSYS |
J9-3 PVIN_LDO2 supplied by BUCK2 output (VBUCK2) | |||
J10 | VIN_LDO34 | LDO3/LDO4 input voltage selection | J10-1 PVIN_LDO34 supplied by VSYS |
J10-3 PVIN_LDO34 supplied by BUCK2 output (VBUCK2) | |||
J11 | EXTLDO_VIN | Input voltage selection for external 3.3 V LDO | J11-1 External LDO supplied by VSYS |
J11-3 External LDO supplied by 5 V from USB | |||
J12 | MODE/RESET | High/Low selection for MODE/RESET | J12-3 MODE/RESET pin pulled high (3.3 V) |
J12-1 MODE/RESET pin pulled low |