BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-11688NA
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Features :
1.496 inch (38.00mm) matrix height.
Dot size 3.70mm.
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 :
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1.
2.
Description :
The BM-11688NA is a 38.0mm (1.496")
matrix height 8×8 dot matrix display.
This product use super red chips , which
are made from AlGaAs on GaAs
substrate.
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.
3.
4.
This product have a black face and
water clear dots.
This product doesn't contain restriction
substance, comply ROHS standard
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Internal Circuit Diagram :
Ver.1.0 Page 1 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-11688NA
●
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
I
F
I
FP
(Duty 1/10, 1KHZ)
V
R
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
Dominant Wave Length
Spectral Line Half-width
Symbol Condition
V
F
Iv
I
R
λp
λd
∆λ
I
F
=10mA
I
F
=10mA
V
R
=5V
I
F
=10mA
I
F
=10mA
I
F
=10mA
Min.
-
-
-
-
638
-
Typ.
1.7
19.0
-
660
-
20
Max.
2.5
-
100
-
648
-
Unit
V
mcd
µA
nm
nm
nm
Ver.1.0 Page 2 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-11688NA
●
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
570
600
630
660
690
720
750
Wavelength(nm)
Fig.3 Relative Luminous
Intensity VS.
Ambient Temperature
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
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
30
20
10
0
2.0
1.0
0.0
Forward Current(mA)
10
20
30
40
50
20
40
60
80
100 120
Forward Current(mA)
Ambient Temperature Ta( C)
Ver.1.0 Page 3 of 3
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