We found this circuit in a 1977 CMOS integrated documentation. The circuit also works with 6 and even 12 V lamps. For lamps up to 500 mA use the BD136. The diodes can also be 1N4148. The circuit consists of a PWM control.
We found this circuit in a 1977 CMOS integrated documentation. The circuit also works with 6 and even 12 V lamps. For lamps up to 500 mA use the BD136. The diodes can also be 1N4148. The circuit consists of a PWM control.