Touch switch (CB21299E)

Found in American documentation, this switch is based on the 4093. The load will determine the supply voltage. The transistor is general purpose.

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Variable Power Source 1.2V - 25V x 3 A (CB13012E)
The power supply shown in the figure provides output voltages in the range of 1.2 to 25 V with...
0 to 250 V x 1A Power Supply (CB19130E)
The components used in this regulator project from an old documentation are not very common today....
Alternating Flasher LM3909 (CB14281E)
The circuit shown in the figure makes use of an LM3909, a low consumption and low voltage IC. The...