Friday, September 19, 2014

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Dual Regulated Power Supply

In this schema, the 7815 regulatates the positive supply, and the 7915 regulates the negative supply. The transformer should have a primary rating of 240/220 volts for europe, or 120 volts for North America.

Dual Regulated Power Supply Circuit diagram :

Dual

The centre tapped secondary coil should be rated about 18 volts at 1 amp or higher, allowing for losses in the regulator. An application for this type of schema would be for a small regulated bench power supply.

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