Blue LED E465-4-201L4

The E465-4-201L4 is a high-performance 465nm Blue LED engineered specifically for precision industrial applications requiring focused light output. Delivering high luminosity with a strictly controlled 460-470nm wavelength range, this 465nm Blue LED serves as a critical component for optical switches and rotary encoders.
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Product Description

E465-4-201L4 Blue LED

High Performance Blue LED by BEE PHOTON

Features

  • High reliability
  • High luminosity

Application

  • Optical switches
  • Encoder

Electrical and Optical Characteristics (Ta=25°C)

Parameter Symbol Condition Min. Typ. Max. Unit
Forward voltage Vf1 If=20mA 2.80 3.20 V
Reverse current Ir Vr=-5V 10 µA
Peak emission wavelength λp If=20mA 460 470 nm
Radiant flux Φe If=20mA 3 4 mW
Emission Angle 1/2 If=20mA 4 6 deg

Absolute Maximum Ratings

Parameter Symbol Condition Value Unit
Forward DC Current If Ta=25°C ≤60 mA
Forward Pulse Current Ifpm Ta=25°C ≤100 mA
Reverse voltage Vr Ta=25°C ≤5 V
Power Consumption P ≤200 mW
Storage temperature1 Tstg -40 to +105 °C
Operating temperature1 Topr -40 to +105 °C
Soldering temperature Tsol 260 (<10s) °C

Note 1: No dew condensation.

Precision Optical Performance
Unlike standard LEDs, the E465-4-201L4 features an ultra-narrow emission angle of 4 degrees ($2\theta_{1/2}$). This focused beam characteristic ensures maximum signal intensity and accuracy, making it the ideal light source for optical switches where precise beam interruption is necessary for position sensing.

High Reliability for Industrial Automation
Designed to withstand harsh industrial environments, this high luminosity LED operates reliably within a wide temperature range of -40°C to +105°C. With a typical radiant flux of 4mW at 20mA, it provides stable and consistent output, reducing maintenance costs and enhancing the lifespan of encoders and sensor modules.

Key Specifications:

  • Peak Wavelength: 460nm – 470nm (Typ. 465nm)
  • Radiant Flux: 3mW – 4mW
  • Emission Angle: 4 deg (Narrow Beam)
  • Forward Voltage: 2.80V – 3.20V

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