KW3-307CRD

LED Display/7-segment Display

KW3-307CRD is a three-digit, deep red 7-segment LED numeric display with a character height of 0.31 inch (8.00 mm). Designed for high reliability and excellent legibility under bright ambient light, this display features a standard black surface with red diffused segments.


ROHM LB-303VK LED Numeric Display Drop-in Replacement:
The KW3-307CRD (Common Cathode) serves as a 100% pin-to-pin, mechanical, and electrical drop-in replacement for the discontinued/EOL ROHM LB-303VK LED numeric display. It features the exact same package dimensions, pin assignments, and optical alignment, allowing manufacturers to overcome supply chain disruptions and seamlessly swap components on existing PCBs without any layout redesign.

  • Configuration: KW3-307CRD (Common Cathode)
  • Applications: Test and measurement equipment, instrument panels, control units, home appliances, and smart devices.
[PDF] KW3-307CRD
Features

  • Industry-standard 3-digit pin configuration
  • 0.31-inch (8.00 mm) character digit height
  • High-efficiency Deep Red with black surface
  • Excellent contrast and legibility under bright ambient light
  • Rugged construction with high vibration & shock resistance
  • Low power consumption and high reliability for industrial use
  • RoHS compliant
Applications

  • Industrial: Control units, instrument panels, test & measurement.
  • Commercial: Smart appliances, digital display combinations.
  • Consumer: Home appliances, gaming systems, electronic clocks.
  • General: Numeric readouts, visual indicators.
Specifications
Emitting Color
Red
Face Color Black
Digit Height 8mm (0.31")
Polarity Common Cathode
Luminous IntensityTyp.(mcd) 12.0
λd(nm)
CIE(x,y)
630
Digit Number Three Digit

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