Product Description 

Product	Constant Current LED Driver
Model	OTM-TD253100-350-20
Input Voltage	90-130V AC
Input Current	0.9A
Input Frequency	50-60Hz
Power Factor	PF>0.95
Efficiency	>85%
Output Regulated Current	350mA
Output Power	20W
Output Voltage	35-56V 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
Certification

The OTM-TD253100-350-20 Constant Current LED Driver is a product designed to provide a regulated current of 350mA and an output power of 20W for LED lighting applications. The input voltage range is between 90-130V AC and the input current is 0.9A with a power factor greater than 0.95 and efficiency above 85%. The output voltage range is between 35-56V DC, and the driver is dimmable with triac dimming.

The driver has an ambient temperature rating of 40°C and a case temperature rating of 90°C, and is suitable for use in dry and damp locations with an IP20 rating. It has dimensions of 88mm x 38mm x 20.75mm (3.45in x 1.5in x 0.8in) and is certified as Class 2.
Note: Never use constant voltage driver instead of constant current driver, even if Voltage and mA are equal. 

Features:

• The OTM-TD253100-350-20 is a Constant Current LED Driver for LED lighting applications.
• It provides a regulated output current of 350mA and an output power of 20W.
• The driver has an input voltage range of 90-130V AC and an input current of 0.9A.
• It has a power factor greater than 0.95 and an efficiency above 85%.
• The output voltage range is between 35-56V DC and the driver is dimmable with triac dimming.
• The driver has an ambient temperature rating of 40°C and a case temperature rating of 90°C.
• It is suitable for use in dry and damp locations with an IP20 rating.
• The driver has dimensions of 88mm x 38mm x 20.75mm (3.45in x 1.5in x 0.8in).
• It is certified as Class 2.

How to Install OTM-TD253100-350-20 Dimming Constant Current LED Driver?

1. Ensure that the power is turned off.
2. Verify the output current of both the light and the driver.
3. Remove the caps on both sides and loosen the screws on the green terminals.
4. Attach the AC wires to the terminals labeled Line (L) and Neutral (N).
5. Connect the positive wire of the light to V+ and the negative wire to V-.