BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-07257ND-AA
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1. 2. 3. 4. 5. 6. 7. 8. 9.
Features :
0.7 inch (17.70mm) matrix height. Dot size 2.0mm. Low power requirement. Excellent characters appearance. Solid state reliability. Multiplex drive , column cathode com. and row anode com. Single color available. Categorized for luminous intensity. Stackable vertically and horizontally.
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Package Dimensions :
2.54*4 PIN1 PIN12
2.54*6
17.70(.697)
PIN6 12.70(.500)
PIN7 2.0(.079)
6.10(.240) 0.50(.020) 3.00(.118) MIN. 7.62(.300)
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1. 2. 3. 4.
Description :
The BM-07257ND is a 17.70mm(0.7") matrix height 5×7 dot matrix display. This product use green chips, which are made from GaP on GaP substrate. This product have a black face and white dots. This product doesn't contain restriction substance, comply ROHS standard.
Notes: 1. All dimensions are in millimeters(inches). 2. Tolerance is ±0.25mm(.01")unless otherwise specified. 3. Specifications are subject to change without notice.
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Internal Circuit Diagram :
佰鴻工業股份有限公司 http://www.brtled.com
Ver.2.0 Page 1 of 3
2.54x5=12.70(.500)
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-07257ND-AA
●
Absolute Maximum Ratings(Ta=25℃) Parameter
Power Dissipation Per Dot Forward Current Per Dot Peak Forward Current Per Dot Reverse Voltage Per Dot Operating Temperature Storage Temperature Soldering Temperature (1/16" From Body)
Symbol
Pd IF IFP (Duty 1/10, 1KHZ) VR Topr Tstg Tsol
Rating
80 30 150 5 -40℃~80℃ -40℃~85℃ 260℃ For 5 Seconds
Unit
mW mA mA V -
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Electrical And Optical Characteristics(Ta=25℃) Parameter
Forward Voltage Per Dot Luminous Intensity Per Dot Reverse Current Per Dot Peak Wave Length
Symbol Condition
VF Iv IR IF=10mA IF=10mA VR=5V
Min.
-
Typ.
2.1 8.0 -
Max.
2.5 100 -
Unit
V mcd µA nm nm nm
Dominant Wave Length
佰鴻工業股份有限公司 http://www.brtled.com
λp IF=10mA 568 λd IF=10mA 569 ∆λ IF=10mA 30 -
574
Spectral Line Half-width
Ver.2.0 Page 2 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-07257ND-AA
●
Typical Electro-Optical Characteristics Curves
(25℃ Ambient Temperature Unless Otherwise Noted)
Fig.1 Relative Radiant Intensity VS. Wavelength
1.0
Relative Radiant Intensity
0.5
0 460
490
520
Wavelength(nm)
550
580
610
640
Relative Luminous Intensity (@20mA)
1 2 3 4 5
50
Fig.2 Forward Current VS. Forward Voltage
3.0 2.5 2.0 1.5 1.0 0.5
Fig.3 Relative Luminous Intensity VS. Ambient Temperature
Forward Current (mA)
40 30 20 10 0
Forward Voltage (V) Fig.4 Relative Luminous Intensity VS. Forward Current
0 -40
Ambient Temperature Ta( C) Fig.5 Forward Current Derating Curve VS. Ambient Temperature
-20
0
20
40
60
Relative Luminous Intensity (@20mA)
3.0
50 40
2.0
Forward Current(mA)
1.0
佰鴻工業股份有限公司 http://www.brtled.com
30 20 10 0 10 20 30 40 50 20 40 60 80 100 120
0.0 0
Forward Current(mA)
Ambient Temperature Ta( C)
Ver.2.0 Page 3 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-07257ND-AA
● Bin Limits 1. Intensity Bin Limits (At IF= 10mA)
B in Code
P Q R
Min. (mcd)
5.84 7.6 9.88
Max. (mcd)
7.89 10.26 13.34
2. Colour Bin Limits (At IF= 10mA):Dominant Wave Length λd (nm)
B in Code
1 2 3
Min. (nm)
569 570.6 572.1
Max. (nm)
570.5 572.0 574
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Bin: x
x
Colour bin code Intensity bin code
佰鴻工業股份有限公司 http://www.brtled.com
Ver.2.0 Page 4 of 3
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