Dual Output Adjustable Linear Power Supply +/-1.2V to +/-12V @ 250mA

Dual Output Adjustable Linear Power Supply +/-1.2V to +/-12V @ 250mA

This project is a solution to power up most devices or projects requiring dual (+/-) adjustable power. The circuit consists of a stepdown transformer, bridge rectifier, DC filter capacitors, LM317 positive and LM337 negative adjustable voltage regulators, 2 x trimmer pot for...

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Dual +12V/-12V @ 400mA Regulated Linear Power Supply with AC input

Dual +12V/-12V @ 400mA Regulated Linear Power Supply with AC input

The project presented here is a dual output linear power supply. This power supply provides low ripple low noise DC regulated output. It is a very useful tool to power Audio, Video, OPAMP-based circuits, and projects. The circuit provides regulated +/-12V DC output @ 400mA + 400mA....

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Dual +5 V/-5V @ 200 mA Regulated Linear Power Supply

Dual +5 V/-5V @ 200 mA Regulated Linear Power Supply

The project presented here is a dual AC to DC output linear power supply. This power supply provides low ripple low noise DC regulated output. Usually, transformer-based linear power supplies are considered very bulky and inefficient, but this power supply still is very important for...

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3 Phase AC input – DC Output – High Voltage DC Power Supply (2KW)

3 Phase AC input – DC Output – High Voltage DC Power Supply (2KW)

Although this power supply design is specific to the Intelligent Power Modules (IPM) VFD drives, high voltage boost converters, high voltage battery chargers, etc, the concept and circuit design may be used for any power supply that requires a high voltage output of up to 800V DC and...

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0 to 10 V Adjustable Lab Power Supply with Current Control

0 to 10 V Adjustable Lab Power Supply with Current Control

The circuit presented here is a very simple and easy to build Lab Power Supply. The output of this power supply is adjustable from 0 to 10V DC, and it has current limit control up to 3A. Two Trimmer potentiometers are provided to adjust the voltage and current. The input supply is DC...

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