SMD5730 3W 7W 14W 12W 18W 24W 36W SMD LED AC driver Test review Light Board

In this tutorial, we will explore the SMD5730 LED light boards and their associated AC drivers. We will discuss how to wire these components, calculate the necessary voltage and power, and test each LED's performance. By the end of this guide, you will have a solid understanding of how to work with these LED modules and their drivers to ensure optimal functionality.

We will cover the internal workings of the LED drivers, how to measure light intensity, and provide tips for soldering and connecting the components safely. This tutorial aims to provide practical insights into the operation and testing of various SMD LED modules, which are essential for anyone working with LED lighting systems. For further clarification, be sure to watch the associated video (in video at 00:00).

Series Connections

LED_series_paranel_wiring-7

LED_series_paranel_wiring-6

LED_series_paranel_wiring-5

LED_series_paranel_wiring-4

LED_series_paranel_wiring-3

LED_power_current_voltage

LED_series_paranel_wiring-2

Hardware Explained

The main components of this project include the SMD5730 LEDs, the AC driver, and the power supply. The SMD5730 LEDs are surface-mounted devices that emit light when an electrical current passes through them. They require a specific voltage and current to function effectively, typically around 3 volts and 150 mA per LED.

The AC driver converts the incoming AC voltage (ranging from 85 to 265 volts) to the appropriate DC voltage required by the LEDs. This driver ensures the LEDs receive a stable current, preventing damage due to overvoltage or excessive current. Understanding how these components interact is crucial for successful implementation.

Datasheet Details

Manufacturer	Unknown
Part number	SMD5730
Logic/IO voltage	3 V typical
Forward current	150 mA
Reverse voltage	5 V max
Operating temperature	-40 to +85 °C
Power dissipation	750 mW max
Viewing angle	120°
Package	Surface Mount
Notes / variants	Available in warm white, natural white, and cool white

Ensure correct polarity when connecting LEDs to avoid damage.
Use a heat sink if necessary to manage thermal dissipation.
Verify the output voltage of the driver matches the LED requirements.
Consider the total current when connecting multiple LEDs in parallel.
Be cautious of the maximum ratings specified in the datasheet.
5730 SMD LED image-3

5730 SMD LED image-2

5730 SMD LED image-1

Wiring Instructions

To wire the SMD5730 LED light board, begin by connecting the AC power supply to the LED driver. The live wire should be connected to the input labeled as "L" on the driver, while the neutral wire connects to the "N" input. Ensure that the input connections are secure to prevent any accidental disconnections.

Next, connect the output of the driver to the LED modules. The positive output from the driver should connect to the anode of the first LED, while the negative output connects to the cathode. If you are using multiple LEDs, ensure they are all connected in parallel or series as required, keeping in mind the voltage and current specifications discussed earlier. Pay careful attention to the orientation of each LED to avoid reversing polarity.

Demonstration / What to Expect

When everything is wired correctly and powered on, you should observe the LEDs illuminating based on the specifications provided by the driver. Be cautious of the heat generated by the LEDs during operation, as excessive heat can lead to failure. If you measure the light intensity using a lux meter, you should see values corresponding to the power rating of the LED module you are testing (in video at 17:45).