Cost vs. Complexity Tradeoffs of Power Management Parts
| Cost | Complexity | Topology Legend | Description |
|---|---|---|---|
| $ | Linear regulators (LDO) | Single and multi-output linear regulators/LDOs | |
| $$ | Buck Regulators (Integrated FETs) | Single and multi-output buck regulators with controller, driver and power FETs in one package | |
| $$ | Buck-boost Regulators (Integrated FETs) | Single and multi-output buck-boost regulators with controller, driver and power FETs in one package | |
| $$ | Boost Regulators (Integrated FETs) | Single and multi-output boost regulators with controller, driver and power FETs in one package | |
| $$$$$ | Power Modules (Integrated Inductor & FETs) | Fully integrated buck module with controller, driver, power FETs and inductor in one package | |
| $$ | Buck Controllers (External FETs) | Single and multiple-output buck controllers with and without drivers on board | |
| $$$ | Analog Multiphase DC/DC Switching Controllers | Multiple phase buck controllers with and without drivers on board | |
| $$$$ | Power Management ICs (PMIC) | Multi-output buck and boost controllers, regulators, LDOs and other features for specific power applications |
