Circuit Documentation

Summary

This circuit is designed to control a 5V mini water pump and a buzzer using an IR sensor and a BT139 600 TRIAC. The circuit is powered by a 3.7V battery. The IR sensor detects an object and triggers the TRIAC, which in turn activates the water pump and the buzzer.

Component List

1. BT139 600

   • Description: TRIAC used for switching
   • Pins: MT1, MT2, GATE

2. Resistor

   • Description: 1k Ohm resistor
   • Pins: pin1, pin2
   • Properties:
     • Resistance: 1000 Ohms

3. Buzzer

   • Description: Buzzer for audio indication
   • Pins: PIN, GND

4. IR Sensor

   • Description: Infrared sensor for object detection
   • Pins: out, gnd, vcc

5. 5V Mini Water Pump

   • Description: Water pump for fluid movement
   • Pins: positive pin, negative pin

6. 3.7V Battery

   • Description: Power source for the circuit
   • Pins: +, -

Wiring Details

BT139 600

• MT1 is connected to:

  • 3.7V Battery (+)
  • IR Sensor (vcc)

• MT2 is connected to:

  • 5V Mini Water Pump (positive pin)
  • Buzzer (PIN)

• GATE is connected to:

  • Resistor (pin2)

Resistor

• pin1 is connected to:

  • IR Sensor (out)

• pin2 is connected to:

  • BT139 600 (GATE)

Buzzer

• PIN is connected to:

  • BT139 600 (MT2)

• GND is connected to:

  • 5V Mini Water Pump (negative pin)
  • 3.7V Battery (-)
  • IR Sensor (gnd)

IR Sensor

• out is connected to:

  • Resistor (pin1)

• gnd is connected to:

  • 5V Mini Water Pump (negative pin)
  • 3.7V Battery (-)
  • Buzzer (GND)

• vcc is connected to:

  • 3.7V Battery (+)
  • BT139 600 (MT1)

5V Mini Water Pump

• positive pin is connected to:

  • BT139 600 (MT2)

• negative pin is connected to:

  • 3.7V Battery (-)
  • Buzzer (GND)
  • IR Sensor (gnd)

3.7V Battery

• + is connected to:

  • BT139 600 (MT1)
  • IR Sensor (vcc)

• - is connected to:

  • 5V Mini Water Pump (negative pin)
  • Buzzer (GND)
  • IR Sensor (gnd)

Code

There is no microcontroller code provided for this circuit.