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this is the voltage regulator IC which gives you +12 volts. after the capaciter it is being used in power supply.In 7812 , the 78 denotes (+ve) while 79 denotes (-ve) i.e.7912 provide you -12 volts. thelast two figure shows the output voltage.

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13y ago

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It is a voltage regulated integrated circuit that has a function of providing +6v regulated power supply.It also performs the function of maintaining the output voltage at a constant value hence removing the fluctuations.

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12y ago
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Q: What is operation of IC 7806?
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