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20mcd GaAlAs Seven Segment LED Displays Single Digit 0.39''

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20mcd GaAlAs Seven Segment LED Displays Single Digit 0.39''

20mcd GaAlAs Seven Segment LED Displays Single Digit 0.39''
20mcd GaAlAs Seven Segment LED Displays Single Digit 0.39''

Large Image :  20mcd GaAlAs Seven Segment LED Displays Single Digit 0.39''

Product Details:
Place of Origin: China (mainland)
Certification: ISO9001:2008/ROHS
Model Number: DL1-391XBB
Payment & Shipping Terms:
Minimum Order Quantity: 2000pcs
Price: US$ 0.124-0.3per unit (Pieces) depends on the quantity
Packaging Details: Dimensions per Unit:0.28 × 0.2 × 0.13 Meters • Weight per Unit:3.5 Kilograms • Units per Export Carton:40000 • Export Carton Dimensions L/W/H: 0.45 × 0.28 × 0.27 Meters • Export Carton Weight:14.2 Kilograms
Delivery Time: 7-10 working days after payment received
Payment Terms: Telegraphic Transfer in Advance (Advance TT, T/T)
Supply Ability: 6,000,000pcs per Day
Detailed Product Description
Product Name: 0.39" Single Digit Numeric 7 Segment LED Displays Package: 0.39 Inch 7 Segment
Emitted Color: Blue Chip Material: GaAlAs
Face Color: Black Surface Forward Voltage @20ma: 2.4V
Luminous Intensity: 10-20mcd Datasheet: Update
High Light:

GaAlAs Seven Segment LED Displays


20mcd Seven Segment LED Displays


0.39" Single Digit Numeric Displays


       0.39" Single Digit Numeric Displays


 This is 0.39" single digit Numeric Displays emitting super bright blue color light( Black surface), source color can be customed.



  • 0.39″ (inch) digit height.
  • Excellent segment uniformity.
  • Sold state reliability.
  • Industrial standard size.
  • Low power consumption.
  • The product itself will remain within RoHS compliant Version.



  • The DL1-391XBB series is a lager 9.90 mm (0.39″) high seven segments display designed for viewing distances up to 7 meters.
  • These displays provide excellent reliability in bright ambient light.
  • These devices are made with white segments and black surface.



  • Audio equipment.
  • Instrument panels.
  • Digital read out display.


Device Selection Guide:


Model No. Chip Material Source Color Description
DL1-391ABB GaAlAs Blue Common Anode
DL1-391CBB GaAlAs Blue Common Cathode



Absolute Maximum Ratings at Ta=25


Parameters Symbol Max. Unit
Power Dissipation Per Segment PD 60 mW

Peak Forward Current Per Segment

(1/10 Duty Cycle, 0.1ms Pulse Width)

IFP 100 mA
Forward Current Per Segment IF 25 mA
Dating Linear From 50℃   0.4 mA/℃
Reverse Voltage VR 5 V
Operating Temperature Range Topr -40℃ to +80℃
Storage Temperature Range Tstg -40℃ to +85℃
Soldering Temperature Tsld 260℃ for 5 Seconds



Electrical Optical Characteristics at Ta=25


Parameters Symbol Min. Typ. Max. Unit Test Condition
Luminous Intensity Iv 10.0 20.0 --- mcd IF=20mA (Note 1)
Luminous Intensity Matching Ratio (Segment To Segment) Iv-m --- --- 2:1   IF=10mA
Peak Emission Wavelength λp --- 470 --- nm IF=20mA
Dominant Wavelength λd --- 468 --- nm IF=20mA (Note 2)
Spectral Line Half-Width △λ --- 20 --- nm IF=20mA
Forward Voltage VF --- 2.80 3.80 V IF=20mA
Reverse Current IR --- --- 50 µA VR=5V



  • Luminous intensity is measured with a light sensor and filter combination that approximates the CIE eye-response curve.

The dominant wavelength (λd) is derived from the CIE chromaticity diagram and represents the single wavelength which defines the color of the device.


20mcd GaAlAs Seven Segment LED Displays Single Digit 0.39'' 0


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Contact Details

Contact Person: Mr. Chen

Tel: 86-755-82853859

Fax: 86-755-83229774

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