CMOS Stabilizer (CB8857E)

This circuit was found in a 90s EDN. In it we have the use of LEDs and diodes to stabilize the supply voltage of a CMOS load.

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200 mA source (CB18935E)
This stabilized source can supply currents up to 200 mA with the indicated transistor or 500 mA...
Resistive Sensor LED Control II (CB1298E)
This simple circuit controls the brightness of an LED from LDRs, NTCs, PTCs or other resistive sensors....
Two-channel peak indicator (CB21975E)
This peak indicator for stereo amplifiers uses a CA3130. The 80's circuit does not need a...