Forward Current : 20mA / 100mA / 150mA 8.
Forward Voltage : 1.8-2.2V for red, yellow,and amber color, 2.8-3.2V for white. Emitting color : red, yellow, amber, blue, green, white, purple, pink, orange, amber, warm white, bi-color, tri-color, RGB 4 pin, RGB flashing, Infrared 4.
Shape : round,flat top,square,straw hat, Oval, Concave, Super Flux 3.
Led anode cathode how to#
Diffused lens Forward Voltage(V) wavelength(mm)K MCD Reverse current(uA) If=20mA If=20mA If=20mA Vr=5V Min Typ Min Typ Min Typ Max Red 1.8 2.4 620 630 300 400 10 Yellow 1.8 2.4 580 590 300 400 10 Orange/Amber 1.8 2.4 600 6 10 Green 3.0 3.6 5 1200 10 Blue 3.0 3.6 460 465 400 600 10 White 3.0 3.6 5000 6500 1000 1200 10 Warm- White 3.0 3.6 3000 3500 1000 1100 10 product process: shippment and payment: lead time: 5-7 working days for 100000pcs 7-10 working days for 1000000pcs application: Our market: certification: our company: customers visiting and our team: How to order: Contact us:Ĭhina factory wholesale super bright transparent tricolor 3mm 5mm 8mm 10mm 4 pin rgb led diode common anode or cathode LED Parameters Model Number WF-5mm RGB Tricolor DIP LED Model Name 5mm Round Through Hole LED Reverse Voltage 5V Operating Temperature -25~+85 degree Soldering Temperature 260 degree Forward Voltage 1.8-3.4v Reverse Current 10uA Work Current 20mA Beam angle 15,30,60 degree Shapes Round Wavelength R:620-625nm G:517-525nm B:460-465nm LED Features 1. Pins sequence: RED/Common cathode(negative terminal)/Green/Blue Red 2.0V minimum forward voltage,20mA 628nm dominant wavelength Green 3.2V minimum forward voltage,20mA 522nm dominant wavelength Blue 3.1V minimum forward voltage ,20mA 465nm dominant wavelength Common Cathode - LEDs share Ground ( negative input), but have separate Vdd ( postive input). The anode and cathode on a physical LED can be distinguished by identifying some specific characteristics the anode pin is longer than the cathode pin and the cathode side of the plastic diffusion lens is typically slightly flattened.F8 dip led 8MM RGB led price round diffused lens color common cathode 4 pins Product specifications: Size: 8mm shape: round Emitted Colour : Red / Green / Blue Lens Color : diffused Luminous Intensity: 4000/8000/5000mcd Forward Voltage (V) : 2.0-2.4v 3.0-3.6v View Angle: About 25 degree. Since LEDs are polarized devices, they must be placed in the circuit with the correct orientation the anode must be at a higher voltage potential than the cathode in order for the diode to emit light. LEDs are available in a number of colors the Digilent analog parts kit contains red, yellow, and green LEDs. If the LED voltage is less than the threshold voltage, no current flows and no light is emitted. When the voltage difference across the LED exceeds the threshold voltage of the LED, current flows through the LED and light is emitted. The small LED chips are secured inside a plastic housing and emit light at a given frequency when a small electric current (typically 10mA to 25mA) flows through them. Light emitting diodes, or LEDs, are a specific type of diode which emits light when current passes through them. Voltage rectifiers, for example, can convert a sinusoidal signal (with both positive and negative components) to a voltage which is purely positive. The ability of a diode to conduct current in only one direction is used in a number of common circuits. If the diode voltage equals the threshold voltage (plus a small amount) in an ideal diode, then unlimited current can flow without causing the voltage across the diode to increase. 2.Īs an aside, if the cathode voltage is greater than the anode voltage, the diode is said to be reverse-biased and no current will flow 1). If the anode voltage is not at least Vth greater than the cathode voltage, no current will flow through the diode, as shown in Fig. Diodes have a minimum threshold voltage (or Vth, usually around 0.7V) that must be present between the anode and cathode in order for current to flow. Diodes are intended to conduct current from the anode to the cathode. The terminals of a diode are called the anode and the cathode a schematic symbol for a diode is shown in Fig. USB Scopes, Analyzers and Signal Generatorsĭiodes are two-terminal semiconductor devices that conduct current in only one direction.
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