Micropower High Efficiency 3.3/5V step-Up DC/DC converter From old datasheet system Micropower High Efficiency 3.3/5V step-Up DC/DC converter 0.75 A SWITCHING REGULATOR, 155 kHz SWITCHING FREQ-MAX, PDSO8
White LED Current Regulator with 1x/1.5x High-Efficiency Charge Pump 800mA, 2MHz, PWM DC-to-DC step-down converter with Reset DC-to-DC Voltage converter 型DC - DC电压转换
From old datasheet system High Efficiency, Low Noise,
Inductorless step-down
DC/DC converter High Efficiency, Low Noise, Inductorless step-down DC/DC converter; Package: SOT; No of Pins: 6; Temperature Range: -40°C to 125°C 0.35 A SWITCHED CAPACITOR REGULATOR, 1800 kHz SWITCHING FREQ-MAX, PDSO6