The integrated circuit used in this old configuration is not common today. In it we have the way to control two SCRs in a control circuit connected to the AC network.
The circuit presented requires a simple 12 V supply and was suggested by Motorola in its 1990...
Found in a 90s Linear Technology documentation, this circuit is intended for powering cold cathode...
This filter is current driven and has the formulas given by the two diagram options. The circuit...