PWM HALOGEN LAMP DIMMER

High Current PWM Halogen Dimmer controller project is designed around SG3525 IC and High current MOSFET.  Project can handle lamp up to 5 Amps (10Amps Possible with big heat sink) and supply 12-24V DC .Ideal for Halogen Dichroic Lamp or Halogen Lamp.

SPECIFICATIONS

• Supply input 15 to 24 VDC
•  Load-Lamp 12 to 24 VDC @ 5 Amps (10amps possible with big heat sink on Mosfet)
•  Onboard preset for frequency adjust
•  Frequency adjustable 4 KHz to 30 KHz
•  PWM Duty cycle 0 to 100% (+/- 5%)
•  Potentiometer for dimming adjust
•  Soft Start facility
•  Clamp diode for protection
•  Power-On LED indicator
•  Compact design and high quality
•  Lamp and supply connection via screw terminal connector
•  Four mounting holes of 3.2 mm each
•  PCB dimensions 56 mm x 42 mm

SCHEMATIC

PARTS LIST