Electronics Circuit Diagram

Below schematic illustrates a Low Power Supply Op Amp Circuit using LM101A for IC Testing. The LM101A series are general purpose operational amplifiers featuring 3 mV maximum offset voltage, 100 nA maximum input current, 20 nA maximum offset current. It is also guaranteed over a temperature range of -55°C to +125°C.

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5 – 15V Isolated Power Supply Circuit Diagram using ST7FLITE09Y0. An isolated power supply is connected immediately after the mains filtering, without passing through the safety relay. The ST7FLITE09Y0 is an 8-bit microcontroller, which provides the PWM driving signals.

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Below schematic shows the Brushless DC Fan Controller Circuit Diagram for NLX Power Supply using TC646. In this circuit design the fan speed ranges from approximately 30% to 100% for a FanC voltage range of 1V to 10.5V. The FanM signal is an optional fan monitor signal. While the FanC signal is an optional fan speed and shutdown control signal.

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Simple LED Indicator Circuit Diagram for Power Supply using LM317 IC. This circuit design has maximum 1A power supply with a low voltage indicator LED (1.2 – 12 V). The indicator part includes three diodes and one LED.

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laptop power supply adapter circuit diagram using UC3843 IC. Plugs into a car cigarette lighter socket that it’ll produces a 19V nominal output voltage.

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