6.2.1 Design Requirements
For a typical ADAS application shown in Figure 6-1, Table 6-1 lists the key design parameters of the power resources.
Table 6-1 Design Parameters
DESIGN PARAMETER |
VALUE |
Supply voltage |
3.3 V to 5 V |
Switching frequency |
2.2 MHz |
SMPS1 voltage |
1.15 V |
SMPS1 current |
Up to 3.5 A |
SMPS2 voltage |
1.15 V |
SMPS2 current |
Up to 3.5 A |
SMPS3 voltage |
1.06 V |
SMPS3 current |
Up to 3 A |
SMPS4 voltage |
1.8 V |
SMPS4 current |
Up to 1.5 A |
SMPS5 voltage |
1.35 V or 1.5 V |
SMPS5 current |
Up to 2 A |
LDO1 voltage |
1.8 V or 3.3 V |
LDO1 current |
Up to 300 mA |
LDO2 voltage |
1.8 V |
LDO2 current |
Up to 300 mA |
LDO3 voltage |
1.8 V |
LDO3 current |
Up to 200 mA |
LDO4 voltage |
3.3 V |
LDO4 current |
Up to 200 mA |
LDO5 voltage |
1.8 V |
LDO5 current |
Up to 100 mA |