BUY MDC3105LT1 https://www.utsource.net/itm/p/4693026.html
Integrated Relay/solenoid Driver
Description: MDC3105LT1 is a low voltage, low power, low noise, low dropout, linear regulator from ON Semiconductor. Features: - Output Voltage Range: 1.2V to 5.5V - Output Current: 500mA - Dropout Voltage: 0.2V at 500mA - Low Noise: 40μVrms - Low Quiescent Current: 5μA - Thermal Shutdown Protection - Short Circuit Protection Applications: - Battery-Powered Systems - Automotive Applications - Portable Electronics - Industrial Applications - Low Voltage Regulation (For reference only)