5V switch (CB8705E)

Found in a 90s EDN, this circuit makes use of period components. The maximum current depends on the MOSFET.

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SIDAC surge tester (CB4246E)
This surge test circuit was found in a 1980s ON Semiconductor documentation. The circuit makes use...
Non Inverting Amplifier LM3900 (CB4503E)
Other series amplifiers such as the MC3301, MC3401 and LM2900 can be used on this circuit. We...
Relaxation Oscillator Using 2 Bipolar Transistor (CB517E)
This circuit simulates a UJT, with two bipolar transistor. Frequency is given by C1 and P1...