Switching Regulator, Current-mode, 1A, 1500kHz Switching Freq-Max, PDSO12,
Step Up DC-DC Controller, 2.4-5.25V In, 3-5V Adj Out, 12-Pin TDFN EP SMT
DC-DC Step Down Conv, 0.6A, 0.6-5.5V Adj Out, 2.7-5.5V In, 12-Pin TDFN EP

AnalogicTech AAT5101IUR-T1 Audio Amplifier, Class-D Mono 63dB, 9-Pin WL-CSP
Conv DC-DC 2.7V to 5.5V Step Down Single-Out 0.6V to 5.5V 0.6A 8-Pin STDFN EP T/R
DC-DC Step Down Conv, 1.5A, 0.6-5.5V Out, 2.4-5.5V In, 16-Pin QFN EP