MCR18EZPF1213 is a low-power, low-dropout voltage regulator module produced by ROHM Semiconductor. It is a 6 pin voltage regulator module with features such as wide operating temperature range, high output current rating, low quiescent current, and fast transient response. This module is ideal for battery-powered, space-constrained applications. The maximum input voltage of this regulator is 18 V and the output voltage is fixed at 3.3 V. The dropout voltage and output current rating for the module is 250 mV and 500 mA respectively.