LM3668SDX-4550/NOPB Texas Instruments

Description: IC REG BCK BST PROG 1A 12WSON, Packaging: Tape & Reel (TR), Package / Case: 12-WFDFN Exposed Pad, Output Type: Programmable, Mounting Type: Surface Mount, Number of Outputs: 1, Function: Step-Up/Step-Down, Current - Output: 1A, Operating Temperature: -40°C ~ 85°C (TA), Output Configuration: Positive, Frequency - Switching: 2.2MHz, Voltage - Input (Max): 5.5V, Topology: Buck-Boost, Supplier Device Package: 12-WSON (3x3), Synchronous Rectifier: Yes, Voltage - Input (Min): 2.5V, Voltage - Output (Min/Fixed): 4.5V, 5V.