Voltage Regulator, 600kHz Frequency, SOT-23-5 LM2734 Thin SOT 1-A Load Step-Down DC-DC Regulator LM2735XMF LM27313, 2.1A, 24Vout Boost/Flyback/SEPIC Voltage Regulator, 520kHz/1.6MHz Frequency, SOT-23-5 LM27761 low-noise regulated switched-capacitor voltage inverter with 2.7V-5.5V input to -1.5 to -5V