OTM-TD253100-450-20 Constant Current Triac Dimming LED Driver, 450mA 27-45V 20W Dimmable

SKU: 666561426453



Model OTM-TD253100-450-20
Input Voltage 90-130V AC
Input Current 0.9A
Input Frequency 50-60Hz
Power Factor PF>0.95
Efficiency >85%
Output Regulated Current 450mA
Output Power 20W
Output Voltage 27-45V DC
Dimmable Yes (Triac Dimming)
Ambient Temperature (Ta) 40°C
Case Temperature (Tc) 90°C
IP Rating IP20 (Dry and Damp Locations)
Dimensions 88mm x 38mm x 20.75mm
(3.45in x 1.5in x 0.8in)
Class Certification Class 2



  • Regulated output current: The OTM-TD253100-450-20 Constant Current LED Driver provides a regulated output current of 450mA, ensuring a stable and consistent power supply to the connected LED lighting applications.
  • Output power: The driver has an output power of 20W, delivering sufficient power to drive the LED lights effectively.
  • Dimmable: The driver is dimmable, allowing for flexible control of the brightness of the connected LED lights, providing versatility in lighting design and ambiance.
  • Wide input voltage range: It accepts an input voltage range of 90-130V AC, accommodating different electrical systems and environments.
  • Power factor and efficiency: The driver has a power factor greater than 0.95 and an efficiency greater than 85%, ensuring high energy efficiency and reducing power losses.
  • Output voltage range: The driver provides an output voltage range of 27-45V DC, making it compatible with a wide range of LED lighting applications.
  • IP20 rating: The driver is designed for indoor use and has an IP20 rating, providing protection against solid objects larger than 12.5mm and ensuring safe operation in dry and damp locations.
  • Compact size: With dimensions of 88mm x 38mm x 20.75mm (3.45in x 1.5in x 0.8in), the driver has a small and compact size, facilitating easy installation in a variety of lighting fixtures.
  • Class 2 certification: The driver is classified as Class 2, ensuring compliance with safety standards and limited power output, making it safe to use.
  • Temperature ratings: The driver can operate at an ambient temperature of up to 40°C, and it has a case temperature rating of up to 90°C, enabling reliable operation in various temperature conditions.
  • Triac dimming compatibility: The driver supports Triac Dimming, allowing for smooth and reliable dimming control of the connected LED lights, enhancing lighting flexibility and customization.

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