RT6166CP-A Richtek USA Inc.

Description: LOW QUIESCENT, HIGH-EFFICIENCY 3, Voltage - Output (Min/Fixed): 1.8V, Voltage - Input (Min): 2V, Voltage - Output (Max): 4.975V, Synchronous Rectifier: Yes, Supplier Device Package: 15-WLCSP (1.4x2.3), Topology: Buck-Boost, Voltage - Input (Max): 5.5V, Frequency - Switching: 2.2MHz, Output Configuration: Positive, Operating Temperature: -40°C ~ 85°C (TA), Current - Output: 3A, Function: Step-Up/Step-Down, Number of Outputs: 1, Mounting Type: Surface Mount, Output Type: Programmable, Package / Case: 15-UFBGA, WLCSP, Packaging: Tape & Reel (TR).