LM723CA31402N3055 Variable Regulator 0-30V 5A

Description: This circuit is a variable regulator power supply with an output voltage range of 0-30V and a maximum current of 5A. It utilizes the LM723 integrated circuit, which is primarily designed for series regulator applications. The LM723 can supply output currents up to 150 mA; therefore, two 2N3055 transistors are used to boost the current to 5A. Additionally, the CA3140 integrated circuit is employed for controlling current and voltage.

The variable regulator power supply circuit is designed to provide a stable output voltage that can be adjusted between 0 and 30 volts, making it suitable for various applications requiring different voltage levels. The LM723 voltage regulator is a versatile component that can operate in both linear and switching modes, although in this application, it is configured as a linear regulator.

To achieve the desired output current of 5A, the circuit incorporates two 2N3055 power transistors. These transistors are connected in parallel to effectively share the load current, thereby preventing overheating and ensuring reliability. Each transistor can handle a significant amount of power, making them ideal for boosting the output current beyond the capability of the LM723 alone.

The CA3140 operational amplifier is utilized for precise control of the output voltage and current. It provides feedback to the LM723, allowing for fine-tuning of the output parameters. This configuration enhances the performance of the power supply by maintaining a stable output even when the load changes or when there are fluctuations in the input voltage.

The circuit requires additional passive components such as resistors, capacitors, and diodes to ensure proper operation and stability. Capacitors are used for filtering and smoothing the output voltage, while resistors may be employed in the feedback loop to set the desired output voltage level. Heat sinks are also necessary for the 2N3055 transistors to dissipate heat generated during operation and maintain optimal performance.

In summary, this variable regulator power supply circuit effectively combines the LM723, 2N3055 transistors, and CA3140 operational amplifier to deliver adjustable output voltage and current capabilities, making it a valuable tool for powering various electronic devices and experiments.This is circuit Variable Regulator power supply, Output voltage 0-30V and Current 5A max. Use IC LM723 is a voltage regulator designed primarily for series regulator applications. By itself, it will supply output currents up to 150 mA I so use Transistor 2N3055 X 2 for Booster current to 5A. IC CA3140 for Control Current and Voltage. Disclaimer All files are found using legitimate search engine techniques. This site does not and will not condone hacking into sites to create the links it list. We will and do assume that all links found on the search engines we use are obtained in a legal manner and the webmasters are aware of the links listed on the search engines. If you find a URL that belongs to you, and you did not realize that it was "open to the public", please use the report button to notify the blogmaster of your request to remove it or it will remove within 24 hours.

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