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| Categories | LED LAMPS | 
|---|---|
| Brand Name: | XIN MING HONG | 
| Model Number: | MH-257QRQGC-001 | 
| Certification: | ROHS certification | 
| Place of Origin: | CHINA | 
| MOQ: | 100000pcs | 
| Price: | USD 0.02/PCS | 
| Payment Terms: | T/T | 
| Supply Ability: | 50000000 /month | 
| Delivery Time: | 5-7 working days | 
| Packaging Details: | Products are packed in one bag of 1000pcs(one bag) | 
| Color: | RED AND BLUE | 
| Package Size: | 2X5X7MM(257) | 
| Forward Voltage: | RED:2.0-2.4v GREEN:2.0-2.4V | 
| Luminous Intensity: | RED:200-300MCD BLUE:100-150MCD | 
| Forward Current: | 20MA | 
| Domint Wave Length: | RED:625-630nm GREEN:565-570nm | 
| Viewing Angle: | 60 deg | 
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:
Applications:

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)

Dip soldering(wave soldering)
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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