NCP1423, SCV1423 Boost Converter - Sync-Rect, PFM,.
SCV1423 - 400mA Sync-Rect PFM Step-Up DC-DC Converter
NCP1423, SCV1423 Boost Converter - Sync-Rect, PFM, DC-DC, True-Cutoff, Ring-Killer 400 mA NCP1423 is a monolithic micropower high frequency step−up sw.