Luckylight
0.5" Dual Half Digit Numeric Displays
Technical Data Sheet
Model No: KWE-501XSB
Spec No.: W5032A/B
Approved: JoJo
Rev No.: V.2
Checked: Wu
Date: Jun/12/2009
Draw: Sun
Page:1 OF 6
Lucky Light Electronics Co., Ltd.
http://www.luckylightled.com
Luckylight
Features:
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0.50″ (inch) digit height.
Excellent segment uniformity.
Sold state reliability.
Industrial standard size.
Low power consumption.
The product itself will remain within RoHS compliant Version.
Descriptions:
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The KWE-501XXX series is a lager 12.70mm (0.50") high seven segments display
designed for viewing distances up to 7 meters.
These displays provide excellent reliability in bright ambient light.
These devices are made with white segments and black surface.
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Applications:
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Audio equipment.
Instrument panels.
Digital read out display.
Device Selection Guide:
Model No.
KWE-501ASB
KWE-501CSB
Chip Material
GaAlAs
Source Color
Super Bright Red
Super Bright Red
Description
Common Anode
Common Cathode
Spec No.: W5032A/B
Approved: JoJo
Rev No.: V.2
Checked: Wu
Date: Jun/12/2009
Draw: Sun
Page:2 OF 6
Lucky Light Electronics Co., Ltd.
http://www.luckylightled.com
Luckylight
Package Dimension:
PIN 18
1 2 . 7 ( . 5 0 " )
+
PIN 1
+
DIG.1
DIG.2
A
F
E
D
G
C
B
DIG.3
B
C
KWE-501ASB
4 NO PIN
KWE-501CSB
4 NO PIN
Notes:
1.
All dimensions are in millimeters (inches).
2.
Tolerance is ± 0.25 mm (.010”) unless otherwise noted.
3.
Specifications are subject to change without notice.
Spec No.: W5032A/B
Approved: JoJo
Rev No.: V.2
Checked: Wu
Date: Jun/12/2009
Draw: Sun
Page:3 OF 6
Lucky Light Electronics Co., Ltd.
http://www.luckylightled.com
Luckylight
Absolute Maximum Ratings at Ta=25℃
Parameters
Power Dissipation Per Segment
Peak Forward Current Per Segment
(1/10 Duty Cycle, 0.1ms Pulse Width)
Forward Current Per Segment
Dating Linear From 50℃
Reverse Voltage
Operating Temperature Range
Storage Temperature Range
Soldering Temperature
VR
Topr
Tstg
Tsld
Symbol
PD
IFP
IF
Max.
60
100
25
0.4
5
Unit
mW
mA
mA
mA/℃
V
-40℃ to +80℃
-40℃ to +85℃
260℃ for 5 Seconds
Electrical Optical Characteristics at Ta=25℃
Parameters
Luminous Intensity
Luminous Intensity Matching
Ratio (Segment To Segment)
Peak Emission Wavelength
Dominant Wavelength
Spectral Line Half-Width
Forward Voltage
Reverse Current
Symbol Min. Typ. Max. Unit
Iv
I
v-m
λp
λd
△λ
VF
IR
2.0
---
---
---
---
---
---
4.0
---
660
640
20
1.8
---
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2:1
---
---
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2.4
50
nm
nm
nm
V
µA
mcd
Test Condition
IF=20mA (Note 1)
IF=10mA
IF=20mA
IF=20mA (Note 2)
IF=20mA
IF=20mA
VR=5V
Notes:
1. Luminous intensity is measured with a light sensor and filter combination that
approximates the CIE eye-response curve.
2. The dominant wavelength (λd) is derived from the CIE chromaticity diagram and
represents the single wavelength which defines the color of the device.
Spec No.: W5032A/B
Approved: JoJo
Rev No.: V.2
Checked: Wu
Date: Jun/12/2009
Draw: Sun
Page:4 OF 6
Lucky Light Electronics Co., Ltd.
http://www.luckylightled.com
Luckylight
Typical Electrical / Optical Characteristics Curves
(25℃ Ambient Temperature Unless Otherwise Noted)
Spectrum Distribution
Ta=25℃
Relative Luminous Intensity (%)
100
75
50
25
0
500
550 600 650 700
Wavelength
λp
(nm)
750
Forward Current & Forward Voltage
Ta=25℃
Forward Current Derating Curve
50
Forward Current IF (mA)
40
30
25
20
10
0
50
Forward Current IF (mA)
40
30
20
10
0
1.4 1.8 2.2 2.6 3.0
Forward Voltage VF (V)
3.4
0
20
40
60
80 100
Ambient Temperature Ta (
℃
)
Relative Luminous Intensity (%)
1000
Relative Luminous Intensity (%)
Luminous Intensity &
Ambient Temperature
Luminous Intensity & Forward Current
Ta=25℃
1000
f=1KHz
Duty=1/10
100
100
10
10
1
-60 -40 -20 0 20 40 60 80 100
Ambient Temperature Ta (
℃
)
Rev No.: V.2
Checked: Wu
1
0
10
10
10
10
Forward Current IF (mA)
1
2
3
Spec No.: W5032A/B
Approved: JoJo
Date: Jun/12/2009
Draw: Sun
Page:5 OF 6
Lucky Light Electronics Co., Ltd.
http://www.luckylightled.com
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