RE025 [Updated 2/03. 10 Pages] The RE025 is a Low Drop Out (LDO) voltage regulator macrocell with programmable 2.8V or 2.9V output voltages. rated A Low Drop Out (LDO) voltage regulator macrocell with programmable 2.8V or 2.9V output voltages, rated for loads of up to 30 mA. A typical application is radio section supply in mobile terminals.