Shenzhen Starsealand Opto Electronics Co., Ltd.
Shenzhen Starsealand Opto Electronics Co., Ltd.
1257 red color LED dot matrix
  • 1257 red color LED dot matrix
1257 red color LED dot matrix

1257 red color LED dot matrix

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Basic Info
Basic Info
Place of Origin: Guangdong, China (Mainland)
Product Description
Product Description
1257 red color  LED  dot matrix     Features : 1)Industrial standard size. 2)Low power consumption. 3)Categorized for luminous intensity. 4)Pb free 5)The product itself will remain within RoHS compliant version     Applications : 1)Audio equipment 2)Instrument panels 3)Digital read out display 4)indoor  display    package size :             Initial Electrical/Optical Characteristics                                (Ta=25°C)  

Item

Symbol

condition

Min

Type

Max 

Unit

 forward Voltage Per segment

VF

I=20mA

1.8

 

2.3

V

forward Voltage Per decimal point

 reverse Current

IR

V=5V

----

----

100

μA

Chromaticity coordinates*

λ

I=20mA

620

 

625

nm

Spectrum Radiation Bandwidth

Δλ

I=20mA

----

20

----

Nm

Luminous Intensity  Per segment

IV

I=20mA

30

----

50

mcd

Luminous Intensity Per decimal point

50%Power Angle

2θ1/2 

I=20mA

----

120

----

deg

     

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