St 500ma fixed voltage regulators st l78m05cv positive voltage regulator 5v output voltage 2v dropout voltage single output 05a output current 35v supply voltage 0 to 150c to 220 single gauge case thermal overload protection short circuit protection output transition soa protection designed primarily as fixed voltage regulators these devices can be used with external components to obtain adjustable voltage and currents supplied in tube st l78m05cv 5v 05a voltage reg