| Topology Function Number of Outputs Frequency - Switching Voltage/Current - Output 1 Voltage/Current - Output 2 Voltage/Current - Output 3 w/LED Driver w/Supervisor w/Sequencer Voltage - Supply Operating Temperature Mounting Type | Step-Down (Buck) Synchronous (2), Linear (LDO) (2) Any Function 4 400kHz, 475kHz Controller Controller 3.3V, 100mA No No No 5 V ~ 24 V -40°C ~ 85°C Surface Mount 20-WFQFN Exposed Pad |