0 30v variable power supply at 3a two resistors r1 and r2 limit the overload current.
50v variable dc power supply.
Dc power supply variable eventek 0 32v 0 10 2a power supply adjustable regulated power supply digital with alligator leads us power cord 4 2 out of 5 stars 60 78 97 78.
Jameco sells 50 volt dc power supply and more with a lifetime guarantee and same day shipping.
The unit comes with 2 led displays providing accurate and clearly visible readout for the voltage and current value.
And there are ic1 is used to control a voltage at out point by adjusting vr1 can adjust voltage between 0 50 volts.
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It also includes a wide range current control feature right from 0 to 10 amps.
To cater that i have designed an adjustable 50v 5a power supply with a variable output from 0v to 50v and adjustable current limiting from 0a to 5a.
It is built around step down transformer x1 bridge rectifier comprising d1 through d4 1n5408 adjustable voltage regulator lm317 ic1 power transistor tip127 or 2n6107 t1 and diodes 1n5408 d5 through d9.
This power supply circuit is highly stabilized that its output voltage will drop only 0 005 even though the load changes from 0 to 100.
Another excellent capability is that the output voltage will change only by 0 01 if the input voltage fluctuates.
The post explains a simple yet very useful 0 to 50v dual power supply circuit which will enable a full 0 to maximum dual voltage control of the input power supply dc.
Batteries dc adapters can do fine job but as demand grows and project gets bigger a professional and adjustable power supply becomes a necessity.
0 50v 3a variable power supply circuit.
The submit describes a basic yet very helpful 0 to 50v dual power supply circuit which also contains a wide range current control feature starting from 0 to 10 amps.
The idea was requested by mr.
When the current exceeded tr1 and tr2 will work.
The basic design of the offered 0 to 50v variable dual power supply circuit with 0 to 10 amp variable current facility is demonstrated in the above figure.
They work together with two transistors tr1 tr2.
Hy5030ex is one of the most powerful dc power supply we carry with the maximum dc power of 1500w.