SHEN ZHEN XIN MING HONG ELECTRONIC CO.,LIMITED professional manufacture SMD LED for 10 years with good quality and best performance. Our products include 0603 0805 1206 3528 5050 etc.
257 RED AND GREEN BI-COLOR CHIP LED
Features:
- (1)suitable for all SMT asembly methods.
- (2)compatible with infrared and vapor phase reflow solder process.
- (3)compatible with automatic placement equipment.
- (4)This product doesn't contain restriction substance,comply ROHS standard.
Applications:
- Turn singals
- Status indicators:comsumer & industrial
- Backlighting:LCDS,Key pads adverstising
- General use
Package dimensions:
Electrical and optical characteristics(Ta=25Electrical and optical characteristics(Ta=25C)Electrical and optical characteristics(Ta=25C)Electrical and optical characteristics(Ta=25C)C)
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Test Condition |
| Luminous Intensity | Iv red blue | 200 100 | - | 300 150 | mcd | If=20mA (Note 1) |
| Viewing Angle | 2θ1/2 | --- | 60 | --- | Deg | (Note 2) |
| Wave length | nm red green | 625 565 | --- | 630 570 | nm | IF=20mA (Note 3) |
| Forward Voltage | VF red yellow | 1.8 1.8 | 2.0 2.0 | 2.4 2.4 | V | IF=20mA |
| Reverse Current | IR | --- | --- | 100 | µA | VR=5V |
Soldering
Preheating:140°C-160°C±5°C,within 2 minutes.
Operation heating:235°C(MAX.) within 10 seconds.
Gradual Cooling(Avoid quenching)
Preheating:140°C-160°C±5°C,within 2 minutes.
Operation heating:235°C(MAX.) within 10 seconds.
Gradual Cooling(Avoid quenching)
Preheating:120°C-150°C, within 120-180 sec
Operation heating:245°C±5°C within 5 sec.260°C(MAX)
Gradual cooling(Avoid quenching)
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257 BI-COLOR RECTANGULAR LED LAMP, RED & GREEN,SUPER BRIGHT LED,LOW POWER LED,BI-COLOR LED Images
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