Product Description 

Product	Constant Current LED Driver
Model	OTM-TD203500-1200-38
Input Voltage	90-130V AC
Input Current	0.9A
Input Frequency	50-60Hz
Power Factor	PF>0.95
Efficiency	>85%
Output Regulated Current	1200mA
Output Power	38W
Output Voltage	24-36V DC
Dimmable	Yes (Triac Dimming)
Ambient Temperature (Ta)	40°C
Case Temperature (Tc)	90°C
IP Rating	IP20 (Dry and Damp Locations)
Dimensions	139.63mm x 47.25mm x 28.86mm (5.5in x 1.86in x 1.13in)
Class Certification	Class 2
Certification

The OTM-TD203500-1200-38 is a constant current LED driver designed to power LED lighting fixtures. It has an input voltage range of 90-130V AC and a power factor greater than 0.95, ensuring efficient power delivery. The input current is 0.9A, and the input frequency range is 50-60Hz.

The LED driver has an output regulated current of 1200mA and a maximum output power of 38W. The output voltage range is 24-36V DC, making it suitable for a wide range of LED lighting applications. It is also dimmable using Triac Dimming, providing flexibility in controlling the lighting output.

The LED driver has a high efficiency of over 85%, ensuring minimal energy wastage during operation. The ambient temperature (Ta) range is 40°C, while the case temperature (Tc) can reach up to 90°C. It has an IP20 rating, making it suitable for use in dry and damp locations.

The OTM-TD203500-1200-38 has a compact design with dimensions of 139.63mm x 47.25mm x 28.86mm (5.5in x 1.86in x 1.13in). It is also Class 2 certified, indicating that it meets safety standards for use in low-voltage lighting applications.
Note: Never use constant voltage driver instead of constant current driver, even if Voltage and mA are equal. 

Features:

• The OTM-TD203500-1200-38 is a constant current LED driver designed for LED lighting fixtures.
• It has an input voltage range of 90-130V AC with a power factor greater than 0.95, ensuring efficient power delivery.
• The LED driver has an output regulated current of 1200mA with a maximum output power of 38W.
• The output voltage range is 24-36V DC, making it suitable for a wide range of LED lighting applications.
• It is dimmable using Triac Dimming, providing flexibility in controlling the lighting output.
• The LED driver has a high efficiency of over 85%, ensuring minimal energy wastage during operation.
• The ambient temperature (Ta) range is 40°C, while the case temperature (Tc) can reach up to 90°C.
• It has an IP20 rating, making it suitable for use in dry and damp locations.
• The OTM-TD203500-1200-38 has a compact design with dimensions of 139.63mm x 47.25mm x 28.86mm (5.5in x 1.86in x 1.13in).
• It is also Class 2 certified, indicating that it meets safety standards for use in low-voltage lighting applications.

How to Install OTM-TD203500-1200-38 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-.