BM-11257ND [BRTLED]
31.8mm(1.252) matrix height 5×7 dot matrix display; 31.8毫米（ 1.252 ）矩阵的高度为5× 7点阵显示屏
| 型号： | BM-11257ND |
| 厂家： | 
BRTLED |
| 描述： | 31.8mm(1.252) matrix height 5×7 dot matrix display |
| 文件： | 总3页 (文件大小：336K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-11257ND
●
Package Dimensions :
●
Features :
4.57x4=18.28(.720)
1. 1.252 inch (31.80mm) matrix height.
2. Dot size 3.0mm.
3. Low power requirement.
4. Excellent characters appearance.
5. Solid state reliability.
+
6. Multiplex drive , column cathode com.
and row anode com.
3.0x35
(.118x35)
PIN 1.
22.75(.896)
7. Single color available.
8. Categorized for luminous intensity.
9. Stackable vertically and horizontally.
8.00(.315)
3.0(.118)MIN
0.50(.020)
2.54x6=15.24(.600)
●
Description :
1. The BM-11257ND is a 31.8mm(1.252")
matrix height 5×7 dot matrix display.
2. This product use green chips, which are
made from GaP on GaP substrate.
3. This product have a black face and
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.
white dots.
4. This product doesn't contain restriction
substance, comply ROHS standard.
● Internal Circuit Diagram :
佰鴻工業股份有限公司
http://www.brtled.com
Ver.2.0 Page 1 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-11257ND
● Absolute Maximum Ratings(Ta=25℃)
Parameter
Power Dissipation Per Dot
Forward Current Per Dot
Peak Forward Current Per Dot
Symbol
Rating
Unit
mW
mA
mA
V
Pd
80
IF
30
150
IFP
(Duty 1/10, 1KHZ)
Reverse Voltage Per Dot
Operating Temperature
Storage Temperature
VR
5
-40℃~80℃
-40℃~85℃
260℃ For 5 Seconds
Topr
Tstg
Tsol
-
-
Soldering Temperature
(1/16" From Body)
-
● Electrical And Optical Characteristics(Ta=25℃)
Parameter
Forward Voltage Per Dot
Luminous Intensity Per Dot
Reverse Current Per Dot
Peak Wave Length
Symbol Condition Min.
Typ.
2.1
10.0
-
Max.
2.5
-
Unit
V
VF
Iv
IF=10mA
IF=10mA
VR=5V
-
-
mcd
µA
IR
-
-
100
-
λp
λd
IF=10mA
IF=10mA
568
-
nm
nm
nm
Dominant Wave Length
569
574
佰鴻工業股份有限公司
∆λ
Spectral Line Half-width
IF=10mA
-
30
-
http://www.brtled.com
Ver.2.0 Page 2 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-11257ND
● Typical Electro-Optical Characteristics Curves
(25℃ Ambient Temperature Unless Otherwise Noted)
Fig.1 Relative Radiant Intensity VS. Wavelength
1.0
0.5
0
460
490
520
550
580
610
640
Wavelength(nm)
Fig.3 Relative Luminous
Intensity VS.
Fig.2 Forward Current VS.
Forward Voltage
Ambient Temperature
50
40
30
20
10
0
3.0
2.5
2.0
1.5
1.0
0.5
0
1
2
3
4
5
-40 -20
0
20
40
60
Ambient Temperature Ta( C)
Forward Voltage (V)
Fig.4 Relative Luminous
Intensity VS.
Fig.5 Forward Current
Derating Curve VS.
Ambient Temperature
Forward Current
50
40
3.0
佰鴻工業股份有限公司
2.0
30
20
1.0
http://www.brtled.com
30
10
0
0.0
20 40 60 80 100 120
0
10
20
40
50
Forward Current(mA)
Ambient Temperature Ta( C)
Ver.2.0 Page 3 of 3
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