275nm Deep UV LED
1. Features：
▪ AlGaN base flip type LED chip
▪ High power and efficiency
▪ Long lifetime
▪ RoHS Compliant
2. Application：
▪ Disinfection
▪ UV curing
▪ Fluorescent spectroscopy
▪ Phototherapy
3. Mechanical Dimensions：
4. Electro-Optical Characteristics (IF = 20 mA, Ta = 25 ℃)
| Parameters | Symbol | Unit | Min. | Typical | Max. |
| Peak Wavelength | λP | nm | 270 | 275 | 280 |
| FWHM | Wh | nm | - | 11 | - |
| Output Power | PO | mW | 3.0 | 3.8 | 4.5 |
| Forward Voltage | VF | V | 5.0 | 6.0 | 7.0 |
| Viewing Angle | 2θ1/2 | ° | - | 125 | - |
5. Absolute Maximum Ratings (Ta = 25 ℃)
| Parameters | Symbol | Ratings | Unit |
| Forward Current | IF | 40 | mA |
| Junction Temperature | Tj | 85 | ℃ |
| Operating Temperature | Topr | -30~60 | ℃ |
| Storage Temperature | Tstg | -40~100 | ℃ |
6. Characteristic Curves (Ta = 25 ℃)
| Forward Voltage vs. Forward Current | Forward Current vs. Relative Radiant Flux | ||||
Forward Voltage [V] |
Forward Current [mA] | ||||
| Spectrum, IF = 20 mA | Forward Current vs. Peak Wavelength | ||||
Wavelength [nm] |
Forward Current [mA] | ||||
| Directivity | Ambient Temperature vs. Forward Voltage Shift | ||||
Relative Intensity（%） |
Ambient Temperature [℃] | ||||
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