MOSFET Switches (CB21260E)

These are drive circuit using power MOSFETs. We found it in a Popular Electronics from the 90s.

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three-level touch control (CB7040E)
Found in Popular Electronics this circuit uses common components to control an incandescent lamp with...
PWM Control (CB21096E)
This circuit for low voltage motors was found in an Electronics Now from the 90's. The transistor must...
5 V x 1 A Power Supply (CB18994E)
This power supply was found in the 1996 Texas Instruments Linear Applications Manual. The circuit...