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0.28 Inch 620nm 25mcd 7 Segment LED Displays For Audio Equipment

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0.28 Inch 620nm 25mcd 7 Segment LED Displays For Audio Equipment

0.28 Inch 620nm 25mcd 7 Segment LED Displays For Audio Equipment
0.28 Inch 620nm 25mcd 7 Segment LED Displays For Audio Equipment

Large Image :  0.28 Inch 620nm 25mcd 7 Segment LED Displays For Audio Equipment

Product Details:
Place of Origin: China (mainland)
Certification: ISO9001:2008/ROHS
Model Number: DL2-281XRB
Payment & Shipping Terms:
Minimum Order Quantity: 2000pcs
Price: US$ 0.135-0.3per 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: 5,000,000pcs per Day
Detailed Product Description
Product Name: 0.28" Dual Digit Numeric Displays Package: 0.28 Inch 7 Segment
Emitted Color: Ultra Red Peak Emission Wavelength: 620nm
Chip Material: GaP Face Color: Black Surface
Forward Voltage @20ma: 1.6-2.4V Luminous Intensity: 10-25mcd
Size: 15*10*6mm Datasheet: Update
High Light:

620nm 7 Segment LED Displays


25mcd 7 Segment LED Displays


0.28 Inch Numeric LED Display


       0.28" Dual Digit Numeric Displays


 This is 0.28" dual digit Numeric Displays peak emission wavelength 620nm and emitting red color light( Black surface),source color can be customed.



0.28 Inch 620nm 25mcd 7 Segment LED Displays For Audio Equipment 0



  1. 0.28″ (inch) digit height.
  2. Excellent segment uniformity.
  3. Sold state reliability.
  4. Industrial standard size.
  5. Low power consumption.
  6. The product itself will remain within RoHS compliant Version.



  1. The DL2-281XRB series is a lager 7.0mm (0.28″) high seven segments display designed for viewing distances up to 7 meters.
  2. These displays provide excellent reliability in bright ambient light.
  3. These devices are made with white segments and black surface.



  1. Audio equipment.
  2. Instrument panels.
  3. Digital read out display.


Device Selection Guide:



Model No. Chip Material Source Color Description
DL2-281ARB Gap Red Common Anode
DL2-281CRB Red Common Cathode

Absolute Maximum Ratings at Ta=25


Parameters Symbol Max. Unit
Power Dissipation Per Segment PD 75 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 25.0 --- mcd IF=20mA (Note 1)
Luminous Intensity Matching Ratio (Segment To Segment) Iv-m --- --- 2:1   IF=10mA
Peak Emission Wavelength λp --- 632 --- nm IF=20mA
Dominant Wavelength λd --- 620 --- nm IF=20mA (Note 2)
Spectral Line Half-Width △λ --- 20 --- nm IF=20mA
Forward Voltage VF --- 1.80 2.40 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.



For more details, please contact us.

Whatsapp: 8613750005407

Contact Details

Contact Person: Mr. Chen

Tel: 86-755-82853859

Fax: 86-755-83229774

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