High Current PWM Halogen Lamp Dimmer Using SG3525
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.
Features
- Supply input 15 to 24 VDC
- Load-Lamp 12 to 24 VDC @ 5 Amps
- Load 10 amps 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
