Circuit Documentation

Summary

This document provides a detailed description of a circuit that includes a piezo sensor, a bridge rectifier, a pushbutton, an electrolytic capacitor, a rectifier diode, a resistor, and an LED. The circuit is designed to convert the AC signal from the piezo sensor to a DC signal, which is then used to control an LED through a pushbutton.

Component List

1. 1N4007 Rectifier Diode

   • Pins: Cathode, Anode
   • Description: A general-purpose rectifier diode used for converting AC to DC.

2. Electrolytic Capacitor

   • Pins: -, +
   • Description: A capacitor used for smoothing the rectified DC signal.
   • Properties:
     • Capacitance: 47 µF

3. BRIDGE - 1N4007

   • Pins: 1 INPUT, 2 INPUT, + PIN, - PIN
   • Description: A bridge rectifier made of 1N4007 diodes for converting AC to DC.

4. Pushbutton

   • Pins: Pin 1 (in), Pin 2 (in), Pin 3 (out), Pin 4 (out)
   • Description: A pushbutton switch used to control the LED.

5. LED: Two Pin (blue)

   • Pins: Cathode, Anode
   • Description: A blue LED used as an indicator.

6. Resistor

   • Pins: pin1, pin2
   • Description: A resistor used to limit the current through the LED.
   • Properties:
     • Resistance: 1000 Ohms

7. Piezo Sensor

   • Pins: +, -
   • Description: A piezoelectric sensor used to generate an AC signal.

Wiring Details

1N4007 Rectifier Diode

• Anode is connected to the - PIN of the BRIDGE - 1N4007.
• Cathode is connected to the + pin of the Electrolytic Capacitor and pin1 of the Resistor.

Electrolytic Capacitor

• - pin is connected to Pin 2 (in) of the Pushbutton and + PIN of the BRIDGE - 1N4007.
• + pin is connected to the Cathode of the 1N4007 Rectifier Diode and pin1 of the Resistor.

BRIDGE - 1N4007

• 1 INPUT is connected to the + pin of the Piezo Sensor.
• 2 INPUT is connected to the - pin of the Piezo Sensor.
• + PIN is connected to the - pin of the Electrolytic Capacitor and Pin 2 (in) of the Pushbutton.
• - PIN is connected to the Anode of the 1N4007 Rectifier Diode.

Pushbutton

• Pin 1 (in) is not connected.
• Pin 2 (in) is connected to the - pin of the Electrolytic Capacitor and + PIN of the BRIDGE - 1N4007.
• Pin 3 (out) is not connected.
• Pin 4 (out) is connected to the Cathode of the LED: Two Pin (blue).

LED: Two Pin (blue)

• Cathode is connected to Pin 4 (out) of the Pushbutton.
• Anode is connected to pin2 of the Resistor.

Resistor

• pin1 is connected to the + pin of the Electrolytic Capacitor and Cathode of the 1N4007 Rectifier Diode.
• pin2 is connected to the Anode of the LED: Two Pin (blue).

Piezo Sensor

• + pin is connected to 1 INPUT of the BRIDGE - 1N4007.
• - pin is connected to 2 INPUT of the BRIDGE - 1N4007.

Code

There is no microcontroller code associated with this circuit.