transistor
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Power Supplies
Low-drop Series Regulator using a TL431 Schematic Circuit Diagram
Like the author you may keep some 12 V leadacid batteries (such as the sealed gel cell type) in stock…
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Amplifier Circuit Diagrams
Five-output Video Distribution Amplifier Schematic Circuit Diagram
Enhancing Video Distribution: A Valuable Tool for Video Enthusiasts For video enthusiasts and professionals, this compact signal distributor/amplifier proves to…
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Lights and Display Board Circuits
FL Twilight Switch Schematic Circuit Diagram
This specific light dimmer is tailored for fluorescent lamps (FLs). The circuit is minimalistic, requiring only a few components, and…
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Clock & Timer Circuit Diagrams
High-intensity LED Warning Flasher Schematic Circuit Diagram
LED Warning Flasher This circuit was created to serve as a warning flasher, alerting road users to hazardous situations in…
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Battery Circuit Diagrams
Dual Battery Schematic Circuit Diagram
Employing rechargeable batteries to energize circuits is a reliable technique for supplying power to equipment that operates without mains connection.…
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Motor Circuit Diagrams
12 V Bidirectional Motor Control Schematic Circuit Diagram
This simple circuit drives DC motors with a maximum current of 1 A and can be built with readily available…
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Fire Alarm
Overheat Detector Alarm/Switch Schematic Circuit Diagram
Central to this circuit is a precise integrated temperature sensor known as LM35 (IC1), delivering an exact linear and directly…
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LCD-LED Display
Efficient Current Source for High-power LEDs Schematic Circuit Diagram
To ensure a high-power LEDs operates at its maximum brightness and has an extended working life. It must be driven…
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Voltage Regulators Circuit Diagrams
Protection for Voltage Regulators Schematic Circuit Diagram
Understanding Voltage Regulator Limits Voltage regulators ICs often come with an overlooked upper voltage limit, typically around 35 V, especially…
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voltage converter
Inductorless 3-to-5 Volts Converter Schematic Circuit Diagram
Customized Output with Comparator-Controlled Charge Pump Integrating a comparator and a transistor into the oscillator of a charge pump circuit…
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