View mic5237 datasheet:

MIC5237 Micrel MIC5237 500mA Low-Dropout Regulator Preliminary Information General Description Features The MIC5237 is a general-purpose low-dropout regulator • Guaranteed 500mA output over the full operating capable of 500mA output current with better than 3% output temperature range voltage accuracy. Using Micrel’s proprietary Super • Low 300mV typical dropout voltage at full load ?eta PNP™ process with a PNP pass element, these regu- • Extremely tight load and line regulation lators feature less than 300mV dropout voltage and typically • Current and thermal limiting 8mA ground current at full load. • Reversed-battery protection • TO-220 and TO-263 packages Designed for applications that require moderate current over • Low temperature coefficient a broad input voltage range