Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes a DC gear motor, a bridge rectifier, an electrolytic capacitor, a 7805 voltage regulator, an LED, a resistor, a USB female connector, a multi-charging cable, and a 18650 battery holder. The circuit is designed to convert AC to DC, regulate the voltage, and provide a visual indication using an LED.

Component List

1. DC Gear Motor

   • Pins: Positive, Negative
   • Description: Converts electrical energy into mechanical energy.
   • Purpose: Drives mechanical components in the circuit.

2. Bridge Rectifier

   • Pins: Source_in-, Source_out-, Source_out+, Source_in+
   • Description: Converts AC to DC.
   • Purpose: Rectifies AC input to DC output.

3. Electrolytic Capacitor

   • Pins: -, +
   • Description: Stores electrical energy.
   • Purpose: Smooths out the rectified DC voltage.
   • Properties: Capacitance: 1000 Farads

4. 7805 Voltage Regulator

   • Pins: Vin, Gnd, Vout
   • Description: Regulates voltage to 5V.
   • Purpose: Provides a stable 5V output.

5. LED: Two Pin (red)

   • Pins: Cathode, Anode
   • Description: Emits light when current flows through it.
   • Purpose: Provides visual indication.

6. Resistor

   • Pins: Pin1, Pin2
   • Description: Limits current flow.
   • Purpose: Protects the LED from excessive current.
   • Properties: Resistance: 200 Ohms

7. USB Female Connector

   • Pins: VCC, GND, -D, +D
   • Description: Provides a USB interface.
   • Purpose: Allows connection to USB devices.

8. Multi Charging Cable Universal

   • Pins: + Positive, - Negative
   • Description: Provides multiple charging interfaces.
   • Purpose: Supplies power to the circuit.

9. 18650 Battery Holder

   • Pins: GND, VCC
   • Description: Holds a 18650 battery.
   • Purpose: Provides power to the circuit.

Wiring Details

DC Gear Motor

• Positive connected to Bridge Rectifier Source_in+
• Negative connected to Bridge Rectifier Source_in-

Bridge Rectifier

• Source_in+ connected to DC Gear Motor Positive
• Source_in- connected to DC Gear Motor Negative
• Source_out- connected to:
  • Multi Charging Cable Universal - Negative
  • 7805 Voltage Regulator Gnd
  • Electrolytic Capacitor -
  • USB Female Connector GND
  • Resistor Pin2
• Source_out+ connected to:
  • 7805 Voltage Regulator Vin
  • Electrolytic Capacitor +

Electrolytic Capacitor

• - connected to Bridge Rectifier Source_out-
• + connected to Bridge Rectifier Source_out+

7805 Voltage Regulator

• Vin connected to Bridge Rectifier Source_out+
• Gnd connected to Bridge Rectifier Source_out-
• Vout connected to:
  • Multi Charging Cable Universal + Positive
  • USB Female Connector VCC
  • LED Anode

LED: Two Pin (red)

• Anode connected to 7805 Voltage Regulator Vout
• Cathode connected to Resistor Pin1

Resistor

• Pin1 connected to LED Cathode
• Pin2 connected to Bridge Rectifier Source_out-

USB Female Connector

• VCC connected to 7805 Voltage Regulator Vout
• GND connected to Bridge Rectifier Source_out-

Multi Charging Cable Universal

• + Positive connected to 7805 Voltage Regulator Vout
• - Negative connected to Bridge Rectifier Source_out-

18650 Battery Holder

• GND and VCC are not connected in this circuit.

Code

There is no code associated with this circuit.