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Both supplies are regulated independently with zener diodes. | Both supplies are regulated independently with zener diodes. | ||
The regulators use [[MPS6521]] NPN bipolar transistors as error amplifiers. | The regulators use [[MPS6521]] NPN bipolar transistors as error amplifiers. | ||
The regulator output is a | The regulator output is a Darlington pair | ||
formed by a [[MPS6515]] and a [[RCA40250]]. | |||
* http://www.davmar.org/pdf/Tek015-0073-00.pdf | * http://www.davmar.org/pdf/Tek015-0073-00.pdf |