LP1040-36-C1050

High Perfection

LP1040-36-C1050

LED Driver 1050ma Constant Current 40w

Description

The High Perfection Technology LP1040-36-C1050 is a single output constant current LED driver / power supply. It has a 1050mA constant current and a voltage output of 18 - 36Vdc. The LP1040-36-C1050 has a maximum output of 40 watts. It can operate on an AC input voltage from 110 - 277V. The LP1040-36-C1050 is not dimmable. It is cULus and CE approved. It has a compact footprint of 3.74 x 2.76 x 1.26 inches.

A constant current LED driver is a type of power supply specifically designed to regulate the current flowing through one or more LEDs. Unlike constant voltage drivers, which maintain a steady voltage, constant current drivers ensure a consistent current supply, regardless of fluctuations in voltage or the number of LEDs connected.

Here's a breakdown of how they work and why they are important:
How Constant Current LED Drivers Work:
1. Current Sensing: The driver continuously monitors the current flowing through the LED circuit using a sensing element like a resistor or transformer.
2. Comparison: It compares the sensed current to a pre-set reference value.
3. Voltage Adjustment: If the sensed current deviates from the reference, the driver adjusts the output voltage to bring the current back to the desired level.
4. Constant Output: This feedback loop ensures that the LEDs receive a stable and consistent current, preventing them from drawing too much or too little current.

Why are Constant Current LED Drivers Important?
- LED Sensitivity: LEDs are highly sensitive to changes in current. Even small variations can cause significant changes in brightness, color, and lifespan.
- Preventing Damage: Supplying too much current can lead to overheating and premature failure of the LEDs. Constant current drivers protect the LEDs by ensuring they operate within their specified current range.
- Consistent Brightness: By maintaining a stable current, constant current drivers ensure consistent brightness across all connected LEDs, even if the voltage requirements vary slightly.
- Thermal Runaway Prevention: LEDs can experience thermal runaway, where increased temperature leads to increased current, further increasing the temperature. Constant current drivers help prevent this by regulating the current and keeping the LEDs within their safe operating temperature.

Types of Constant Current LED Drivers:
- AC Input: These drivers convert AC voltage from the mains power supply to a constant DC current output.
- DC Input: These drivers operate on DC voltage, often used in applications powered by batteries or solar panels.
- Dimmable: These drivers allow for adjusting the brightness of the LEDs using dimming control signals like 0-10V, DALI, or PWM.
- Non-dimmable: These drivers provide a fixed current output and do not support dimming.

Applications of Constant Current LED Drivers:
Constant current LED drivers are commonly used in various LED lighting applications, including:
- Downlights
- Wall packs
- Area lights
- Sconces
- Stage lighting
- Commercial office lighting
- Hospitality lighting
In summary, constant current LED drivers are essential components for ensuring the proper operation, longevity, and consistent performance of LED lighting systems. They protect the LEDs from damage by regulating the current supply and maintaining stable brightness.

  • Mfr. High Perfection Technology
  • Model# 20-3788 LP1040-36-C1050
  • Constant current 1050mA
  • 40w maximum
  • Single output
  • Output voltage 18 - 36Vdc
  • Input voltage 120 – 277Vac
  • Not dimmable
  • IP66 (dry and damp locations)
  • 3.74 x 2.76 x 1.26
Specifications
Specification
Status
Available
Case Qty
1
Driver Type
Constant Current
Number of Outputs
1
Voltage (Vin)
120-277
Voltage - Input (min)
100
Voltage - Input (max)
304
Output Volts (Vo)
18 - 36
Output Current (Io)
1050
Wattage (Po)
40
Dimming
No
IP Rating
IP66
Class 2
Yes
Tc
185'F
Mounting Type
Mounting Feet
Termination
Wire Leads
Dimensions(L/W/H)
3.74 x 2.76 x 1.26
Weight
0.46
Operating Temp. (min)
-22'F
Country of Origin
China
Certifications / Approvals
cULus, CE
UL File No
E249377
Warranty
3 Year Manufacturer
General
Brand
High Perfection
Item #
73901
Category
Constant Current
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Top Reviews
Great item!
by J N on September 13, 2019
 
 
 
 
 

Item was great, did exactly what it was supposed to do. Replaced a bad unit in my fixture, easy and quick to install!

3 of 3 found this helpful.Was this review helpful to you? yes no
Impressive!
by Accounts P on September 19, 2019
 
 
 
 
 
Verified Purchase

Would highly recommend this company! Received my order in 2 days and pricing was very responsible. Thanks!

1 of 1 found this helpful.Was this review helpful to you? yes no
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