BUY KIA431BM https://www.utsource.net/itm/p/11289036.html
KIA431BM Voltage Reference Power Management IC 2.495V~36V SOT-23 marking 43B BIPOLAR LINEAR INTEGRATED CIRCUIT
Description: 431 Series, Low Dropout Voltage Regulator Features: Low Dropout Voltage: 0.4V (Typ.) at IOUT = 100mA Output Current up to 100mA Output Voltage Range: 1.2V to 37V Low Quiescent Current: 10μA (Typ.) Low Temperature Coefficient: 0.02%/°C (Typ.) High Ripple Rejection: 80dB (Typ.) Built-in Overcurrent Protection Built-in Thermal Shutdown Protection Available in SOT-23 Package Applications: Battery-Powered Equipment Portable Instruments Cellular Phones Notebook Computers LCD Monitors Digital Cameras Video Cameras MP3 Players (For reference only)