Digital Power Supply

The source has the following characteristics

• Tension of entrance: 220VAC
• Tension of exit: 0 to 25VDC with a current of 0 to 2.5A.
• Precision of the regulation
• Thickness: 1V/100mA
• Fine: 100mv/3mA
• Use of microcontroller PIC 16F877A of Microchip leaving available for the use 10 ports.
• Adjustment by means of pulsers and encoder mechanical or optician.
• Ventilation controlled according to the current consumption.
• Reading of the current consumption, with indication of on visual and auditory current.
• Preselected memories (2,5, 3, 3,3, 5, 9 and 12 volts to 0.5A, 1A and 2.5A).
• Control of ventilation by temperature reading.
• Supply lines of separated control loop of the part of power.
• Information of all the values by means of LCD 16×2 with resistance control and backlight.
• Control and communication by RS232 with PC or another plate of control.
• Code written in C of compiler SDCC.

Source: sergiols

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