BUY L6599AD https://www.utsource.net/itm/p/5445158.html
RESONANT CONVRTR CTRLR 16SOIC
Package: SOP-16 Manufacturer: ST Description: The L6599AD is a low-cost single-cell Buck switch-mode DC/DC converter with a small package, suitable for applications such as Bluetooth headsets, mobile phones, notebook PCs, and other portable applications. Features: Low-cost single-cell Buck DC/DC converter Wide input voltage range, up to 6V Output current of 2A Adjustable output voltage down to 0.8V 1.2MHz operation for small size and high efficiency Low quiescent current Reduced component count Internal soft start Internal compensation Cycle-by-cycle current limit Input under-voltage lockout Thermal shutdown Applications: Bluetooth headsets Mobile phones Notebook PCs Portable applications (For reference only)