Electronics Circuit Diagram

The following page outlines detail information on how to design a Laptop Audio-Out Splitter Circuit Board Design using TDA2822M. The circuit uses two TDA2822M audio power amplifier ICs for head-phones/small speakers. The TDA2822M is a monolithic integrated circuit in 8 lead Minidip package.

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Power supply is a supply of electrical power. In Personal Computer (PC), the power supply converts the alternating current (AC) line from your home to the direct current (DC). The following schematic shows the 200W ATX PC Power Supply Circuit Diagram from DTK company.

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The following schematic shows a very simple Voltage Booster Circuit Diagram. This circuit is designed to boosts 12 V DC to 24 V DC.

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The following schematic shows the Diagram of a Simple 3 – 30 Volt Circuit Board Checker. This circuit design consists of parts and components as follows:
D1 = Red LED
D2 = Green LED
Q1 = BF245
Q2 = BC547
Q3 = BC557
R1 = 22K
R2 = 22K

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The following page outlines detail information on how to build a Digital Voltmeter LED Display Circuit Diagram and PCB Design Layout. The circuit employs the ADC (Analogue to Digital Converter) I.C. CL7107. This IC features high performance, low power, 3.5 digit A/D converters which include seven segment decoders, display drivers, a reference, and a clock. The following page outlines detail information on how to build a Digital Voltmeter LED Display Circuit Diagram and PCB Layout Design. The circuit employs the ADC (Analogue to Digital Converter) I.C. CL7107. This IC features high performance, low power, 3.5 digit A/D converters which include seven segment decoders, display drivers, a reference, and a clock.

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