Felicidad Technology

Refond RF-AL-C3535L2K1FR-01-A Far Red LED for Enhanced Plant Growth in Horticultural Lighting and LED Grow Systems (720-740 nm)

Features:

  • Far Red LED: 720-740 nm wavelength range, essential for phytochrome processes in plants.
  • Enhanced Ceramic Package: Includes an anti-sulphation process to extend product longevity in harsh environments.
  • Viewing Angle: 120° wide angle for effective light distribution.
  • Radiant Flux: Capable of producing up to 600 mW at 350mA, ensuring high-output far-red light.
  • PPF: Generates up to 4.67 µmol/s at 700mA for optimized plant development.
  • High Thermal Stability: The ceramic packaging offers excellent thermal resistance (1.9°C/W).
  • RoHS Compliance: Environmentally safe and meets international regulations.

 

 

Descriptions:

The RF-AL-C3535L2K1FR-01-A Far Red LED chip is a high-performance light source designed with ceramic packaging for enhanced durability and heat management. Operating in the 720-740 nm far-red wavelength, this LED chip is crucial for boosting plant growth and supporting phytochrome processes in agricultural applications. Its compact 3.45mm x 3.45mm x 2.20mm size makes it versatile for integration into a wide range of lighting systems, including medical aesthetics and scientific research.

Specifications:

Product Parameters

Table 1-1 Electrical / Optical Characteristics at Ts=25°C

Item Symbol Test Condition Value Unit
Min. Typ. Max.
Reverse Current IR VR=5V - - 10 uA
Forward Voltage VF IF=350mA 1.8 - 2.3 V
Peak Wavelength λp IF=350mA 720 - 740 nm
Spectrum Radiation Bandwidth Δλ IF=350mA - 20 - nm
Total Radiant Flux Фe IF=350mA 350 435 600 mW
Photosynthetic Photon Flux PPF IF=350mA - 2.63 - μmol/S
IF=700mA - 4.67 - μmol/S
Photosynthetic Photon Efficacy PPE IF=350mA - 3.60 - μmol/J
IF=700mA - 2.85 - μmol/J
Viewing Angle 2θ1/2 IF=350mA - 120 - deg
Thermal Resistance RTHJ-S IF=350mA - 1.90 - °C/W

 

Table 1-2 Absolute Maximum Ratings at Ts=25°C

Parameters Symbol Rating Units
Power Dissipation PD 2300 mW
Forward Current IF 1000 mA
Peak Current IF 1200 mA
Reverse Voltage VR 5 V
Electrostatic Discharge (HBM) ESD 2000 V
Operating Temperature TOPR -40 ~ +105 °C
Storage Temperature TST -40 ~ +85 °C
Junction Temperature TJ 125 °C

Notes:

  1.  1/10 Duty cycle, 0.1ms pulse width.
  2.  The above forward voltage measurement allowance tolerance is ±0.1V.
  3.  The above Dominant Wavelength measurement allowance tolerance is±1nm.
  4.  The above luminous intensity measurement allowance tolerance ±10%.
  5.  Care is to be taken that power dissipation does not exceed the absolute maximum rating of the product.
  1.  All measurements were made under the standardized environment of Refond.
  2.  When the LEDs are in operation the maximum current should be decided after measuring the package temperature,junction temperature should not exceed the maximum rate.
  1. ESD yield is over 80% at 2000V ESD (HBM). ESD protection during products handing is needed.

Advantages:

  • Boosts Plant Growth: Far red light helps trigger phytochrome-related growth processes, ensuring stronger, taller plants in controlled environments.
  • Durability and Longevity: The ceramic package with anti-sulphation features ensures reliable operation in high-sulfur environments, prolonging product lifespan.
  • High Light Output: Offers high radiant efficiency for agricultural lighting systems, improving overall yield and crop quality.
  • Optimized for Horticulture: Its wavelength and photon efficacy are tailored for plants, making it the preferred choice for professional indoor farming.

Applications:

  • Plant Factories: Tailored for use in professional indoor farming systems that require far-red light for plant maturation and growth.
  • Tissue Culture Laboratories: Provides the ideal light spectrum for in vitro plant growth and research.
  • Medical Aesthetics: Suitable for devices that use far-red wavelengths for skin therapy and regenerative treatments.
  • Advanced Horticultural Lighting: Enhances plant growth when integrated into greenhouse lighting systems or specialized growth chambers.

 

 

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