Circuit Documentation

Summary

This circuit consists of multiple LEDs, resistors, push switches, a power transformer, a bridge rectifier, a voltage regulator, a relay, and an electrolytic capacitor. The circuit is designed to control the LEDs using push switches and a relay, with power regulation provided by the transformer, bridge rectifier, and voltage regulator.

Component List

1. LED: Two Pin (red)

   • Pins: cathode, anode
   • Description: Red LED
   • Purpose: Indication

2. Resistor

   • Pins: pin1, pin2
   • Description: 200 Ohms resistor
   • Purpose: Current limiting
   • Properties:
     • Resistance: 200 Ohms

3. 2Pin Push Switch

   • Pins: Input +, Output +
   • Description: Push button switch
   • Purpose: User input

4. BRIDGE - 1N4007

   • Pins: 1 INPUT, 2 INPUT, + PIN, - PIN
   • Description: Bridge rectifier
   • Purpose: AC to DC conversion

5. Power Transformer (220V to 24V)

   • Pins: 2 - Primary, 1 - Primary, 3 - Secondary, 4 - Secondary
   • Description: Step-down transformer
   • Purpose: Voltage conversion

6. Voltage Regulator

   • Pins: IN, GND, OUT
   • Description: Voltage regulator
   • Purpose: Voltage stabilization

7. 5v relay

   • Pins: Normally Open, Common terminal, Normally Closed, In, GND, VCC
   • Description: Relay
   • Purpose: Switching

8. Electrolytic Capacitor

   • Pins: -, +
   • Description: 1000 Farads capacitor
   • Purpose: Smoothing
   • Properties:
     • Capacitance: 1000 Farads

Wiring Details

LED: Two Pin (red)

• LED 1

  • Cathode: Connected to Output + of Push Switch 1
  • Anode: Connected to Anode of LED 2, Anode of LED 3, Anode of LED 4, Anode of LED 5, Pin2 of Resistor, and + of Electrolytic Capacitor

• LED 2

  • Cathode: Connected to Output + of Push Switch 2
  • Anode: Connected to Anode of LED 1, Anode of LED 3, Anode of LED 4, Anode of LED 5, Pin2 of Resistor, and + of Electrolytic Capacitor

• LED 3

  • Cathode: Connected to Output + of Push Switch 3
  • Anode: Connected to Anode of LED 1, Anode of LED 2, Anode of LED 4, Anode of LED 5, Pin2 of Resistor, and + of Electrolytic Capacitor

• LED 4

  • Cathode: Connected to Normally Open of Relay
  • Anode: Connected to Anode of LED 1, Anode of LED 2, Anode of LED 3, Anode of LED 5, Pin2 of Resistor, and + of Electrolytic Capacitor

• LED 5

  • Cathode: Connected to Output + of Push Switch 4
  • Anode: Connected to Anode of LED 1, Anode of LED 2, Anode of LED 3, Anode of LED 4, Pin2 of Resistor, and + of Electrolytic Capacitor

Resistor

• Pin1: Connected to OUT of Voltage Regulator, Normally Closed of Relay, and VCC of Relay
• Pin2: Connected to Anode of LED 1, Anode of LED 2, Anode of LED 3, Anode of LED 4, Anode of LED 5, and + of Electrolytic Capacitor

2Pin Push Switch

• Push Switch 1

  • Input +: Connected to GND of Voltage Regulator, Input + of Push Switch 2, Input + of Push Switch 3, Input + of Push Switch 4, GND of Relay, and - PIN of Bridge Rectifier
  • Output +: Connected to Cathode of LED 1 and Cathode of LED 2

• Push Switch 2

  • Input +: Connected to GND of Voltage Regulator, Input + of Push Switch 1, Input + of Push Switch 3, Input + of Push Switch 4, GND of Relay, and - PIN of Bridge Rectifier
  • Output +: Connected to In of Relay

• Push Switch 3

  • Input +: Connected to GND of Voltage Regulator, Input + of Push Switch 1, Input + of Push Switch 2, Input + of Push Switch 4, GND of Relay, and - PIN of Bridge Rectifier
  • Output +: Connected to Cathode of LED 3

• Push Switch 4

  • Input +: Connected to GND of Voltage Regulator, Input + of Push Switch 1, Input + of Push Switch 2, Input + of Push Switch 3, GND of Relay, and - PIN of Bridge Rectifier
  • Output +: Connected to Cathode of LED 5

BRIDGE - 1N4007

• 1 INPUT: Connected to 3 - Secondary of Power Transformer
• 2 INPUT: Connected to 4 - Secondary of Power Transformer
• • PIN: Connected to IN of Voltage Regulator
• • PIN: Connected to GND of Voltage Regulator, Input + of Push Switch 1, Input + of Push Switch 2, Input + of Push Switch 3, Input + of Push Switch 4, and GND of Relay

Power Transformer (220V to 24V)

• 3 - Secondary: Connected to 1 INPUT of Bridge Rectifier
• 4 - Secondary: Connected to 2 INPUT of Bridge Rectifier

Voltage Regulator

• IN: Connected to + PIN of Bridge Rectifier
• GND: Connected to - PIN of Bridge Rectifier, Input + of Push Switch 1, Input + of Push Switch 2, Input + of Push Switch 3, Input + of Push Switch 4, and GND of Relay
• OUT: Connected to Pin1 of Resistor, Normally Closed of Relay, and VCC of Relay

5v relay

• Normally Open: Connected to Cathode of LED 4
• Common terminal: Connected to - of Electrolytic Capacitor
• Normally Closed: Connected to OUT of Voltage Regulator and Pin1 of Resistor
• In: Connected to Output + of Push Switch 2
• GND: Connected to GND of Voltage Regulator, Input + of Push Switch 1, Input + of Push Switch 2, Input + of Push Switch 3, Input + of Push Switch 4, and - PIN of Bridge Rectifier
• VCC: Connected to OUT of Voltage Regulator and Pin1 of Resistor

Electrolytic Capacitor

• -: Connected to Common terminal of Relay
• +: Connected to Anode of LED 1, Anode of LED 2, Anode of LED 3, Anode of LED 4, Anode of LED 5, and Pin2 of Resistor

Code

No microcontroller code is provided for this circuit.