5mm straw hat LED are widely used in many fields, such as lighting, photography, landscape decoration and 3C lighting. When choosing such products, you need to pay attention to its parameters, including size, brightness, wavelength, voltage, current, package type, operating temperature and life. In addition, factors such as application requirements, package type, quality certification, brand reputation and price-performance ratio need to be considered. During use, the straw hat LED diode should be properly maintained and maintained to ensure the performance effect of long-term use

Picture

The main parameters of straw hatLED diode re as follows:

1. Straw hat lamp voltage: the voltage of red, yellow, orange and ordinary green is between 1.8-2.4V, and the voltage of other colors is between 3.0-3.6V;

2. Straw hat lamp working current: generally around 20 mA;

3. Lamp bead wavelength: the unit is nanometer (nm), you can refer to the chromaticity diagram;

4. Color temperature: mainly refers to white light, the unit is Kelvin (K);

5. Brightness: the unit is mcd or lm lumen.

The color parameters of straw hatLED diode include red, yellow, green, etc., and the current is generally around 20mA. Straw hat white light LED diode are usually used, among which ordinary brightness and high brightness are common specifications. In addition, there are other specifications, such as  5mm, 8mm straw hat LED lamp beads, and super bright straw hat white light LED lamp beads.

In terms of light performance, the test indicators of white light LED include luminous flux, light intensity, luminous angle, color temperature, color tolerance and main wavelength. ColorLED diode mainly measure wavelength, light intensity and luminous angle. The test indicators of electrical performance include voltage and current. There are large and small straw hats and brimless straw hats in packaging.

Picture

For more information, you can visit Hailongxing's official website. Here are some key parameters:

1. Electrical parameters: forward voltage drop, reverse withstand voltage, forward current, reverse current and maximum allowable dissipated power;

2. Main parameters of straw hat LED lamp beads: luminous intensity, color temperature, viewing angle, color rendering index and light decay. When choosing, you need to pay attention to the forward voltage drop, forward current, maximum allowable dissipated power, luminous intensity, color temperature and light decay.

The higher the voltage of the 5mm straw hat lamp white light LED, the greener the color. Usually, the increase in brightness is due to the large internal resistance of the button battery. Even with a 6V no-load voltage, the voltage loaded on both ends of the LED will be significantly reduced. The important parameter for controlling LEDs is current. At present, the driving power supply generally adopts a current limiting method to avoid direct drive causing light decay. Discoloration is an obvious feature of light decay. As the current increases, the temperature gradually increases. Temperature not only affects the activity of the phosphor, but also has a certain effect on the wavelength of the light wave excited by the phosphor, causing the light wave emitted by the phosphor to shift.

How to choose the right LED diode?

Picture

In order to choose the right LED diode, we need to consider the following aspects:

1. Clarify the application requirements: Select the appropriate LED diode model according to the required brightness, color, operating voltage and other characteristics. Different application scenarios have different performance requirements forLED diode, so the actual needs should be fully considered when choosing.

2. Consider the package type: Choose the appropriate package type according to the required luminous effect and heat dissipation performance. The choice of package type will affect the performance and service life of the LED diode so various factors should be weighed when choosing.

3. Check the quality certification: Make sure that the selected LED lamp beads have passed relevant quality certifications, such as CE, RoHS, etc. These certifications can guarantee the quality and safety of the product and provide users with more assured products.

4. Choose a reputable brand: Choose a brand with a good reputation to ensure the performance and quality of the product. Well-known brands usually have stricter quality control and after-sales service, which can provide us with more protection during use.

5. Maintenance and care: Perform heat dissipation checks regularly, avoid overuse, and replace LED diode regularly to ensure stable and lasting lighting effects. Good maintenance and care habits can effectively extend the service life of LED diodes and reduce maintenance costs.