What is the Nichia 219b Datasheet and How is it Used?
The Nichia 219b Datasheet is essentially the instruction manual and specification booklet for a specific type of high-quality LED manufactured by Nichia Corporation. It's a detailed technical document that outlines everything a user needs to know about the performance, electrical characteristics, optical properties, and physical dimensions of the Nichia 219b LED. Think of it as the blueprint that allows for the perfect integration of this LED into various devices. These datasheets are indispensable for several key reasons. Designers use them to select the right LED for their application based on required brightness, color temperature, and efficiency. Engineers rely on the electrical specifications to ensure proper driver circuits and thermal management, preventing the LED from overheating or failing. The optical data helps in designing lenses and reflectors for optimal light distribution. The accuracy and detail within the Nichia 219b Datasheet are fundamental for ensuring the reliability, longevity, and intended performance of any product incorporating this LED. The information contained within the Nichia 219b Datasheet typically includes:- Electrical Characteristics: Forward voltage, forward current, reverse voltage.
- Optical Characteristics: Luminous flux, luminous intensity, color rendering index (CRI), color temperature (CCT), viewing angle.
- Thermal Characteristics: Thermal resistance, maximum operating temperature.
- Mechanical Dimensions: Physical size and pin configuration.
- Reliability Data: Expected lifespan under various conditions.
| Parameter | Typical Value |
|---|---|
| Forward Voltage (Vf) | 3.0V - 3.4V |
| Luminous Flux (lm) | 100 - 250 |
| Color Temperature (K) | 3000K, 4000K, 5000K |