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Looking at the voltage probe, you will notice that a positive input voltage of 25V passes through the 7812 regulators. 2 days ago · L7812CV STMicroelectronics Linear Voltage Regulators 12V 1. According to the specs, the maximum voltage for this regulator is 35 volts. 25V DC; Output Current (Typical): 1A Part #: 7812. All linear regulators have a minimum dropout voltage, or difference. 1A Voltage Regulator Buy L78S12CV - STMICROELECTRONICS - Linear Voltage Regulator, Fixed, Positive, 19V To 35V In, 12V And 2A Out, TO-220-3. 5A Positive datasheet, inventory, & pricing. g¢× ¡YÀ?‰§‚çïÖé* •å¿ãRt~x•§wÉð óp + ˆW Pt‚´€PÔ{ I positive voltage regulators employ internal current-limiting, thermal shutdown and safe-area compensation, making them essentially indestructible. If the voltage regulator malfunctions, the alternator can overcharge the electrical sy A voltage regulator is an electromechanical component used to maintain a steady output of volts in a circuit. 5A Out, TO-252-3. 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