LightKey LD2541UD Ld2541u/v series - 0.25 inch dual digit 7 segment led display Datasheet

LightKey
Datasheet of 0.25 inch Four Digit 7 Segment LED Display
LD2541U/V Series - 0.25 inch dual Digit 7 Segment LED Display
ATTENTION
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
DISCHARGE
SENSITIVE
DEVICES
Features
Available options
¾
6.20 mm (0.25inch) digit high
¾
¾
Excellent digit appearance
¾
Wide viewing angle
¾
Range of emitted colors
¾
I.C. compatible
¾
Low power consumption
¾
White segment
¾
RoHS compliant
Alternative emitting luminosity:
Standard or high brightness version
¾
¾
¾
¾
¾
Alternative emitted color
Alternative segment color
Alternative font
Common Cathode is available
Cropped terminal pins
Package Dimensions
3.50
10.0°
DIG.1
A
11.00
6.2(.25")
0.80
F
E
DIG.2
DIG.3
DIG.4
D1
G B
C
D2
D
D3
PIN1
6.00
6.00
6.00
7.40
0.50
5.10
36.00
2.54*5=12.70
0.45
8.10
Notes:
1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted.
2. Specifications are subject to change without notice.
3. The gap between the reflector and PCB shall not exceed 0.25mm
SPEC NO: DS10121536
REV: A.4
HTTP://WWW.DISPLAY-LEDS.COM
CHECKED: Emily Zhou
APPROVED: M.H. Lin
TEL: 0086-574-86322282
PAGE: 1/3
DATE: Jul/20/2011
LightKey
Datasheet of 0.25 inch Four Digit 7 Segment LED Display
Internal Circuit Diagram
LD2541U (Common Cathode)
LD2541V (Common Anode)
Selection Guide
Four Digits 7 Segment LED Display, Digit Height: 6.20mm(0.25inch), External Dimensions:
36.00x11.00x5.10mm (Lx W x H)
Part No.
Chip
Common
Common
Cathode
Anode
Material
Color
WLD
Iv@IF=20mA
Iv@IF=20mA
One Seg
One DP
Min.
Typ.
Min.
Typ.
LD2541UR
LD2541VR
GaAlAs
Super Red
640
8
10
8
10
LD2541UD
LD2541VD
GaAlAs
Hi-Red
640
18
25
18
25
LD2541UO
LD2541VO
GaAsP
Orange
625
7
9
7
9
LD2541UY
LD2541VY
GaAsP
Yellow
588
8
10
8
10
LD2541UG
LD2541VG
GaP
Green
568
7
9
7
9
LD2541UUR
LD2541VUR
AlGaInP
Ultra Red
640
30
45
30
45
LD2541UUO
LD2541VUO
AlGaInP
Ultra Orange
625
45
60
45
60
LD2541UUA
LD2541VUA
AlGaInP
Ultra Amber
65
30
45
30
45
LD2541UUY
LD2541VUY
AlGaInP
Ultra Yellow
595
30
45
30
45
LD2541UUG
LD2541VUG
AlGaInP
Ultra Green
573
30
45
30
45
LD2541UPG
LD2541VPG
InGaN
Pure Green
525
120
300
120
300
LD2541UUB
LD2541VUB
InGaN
Ultra Blue
470
30
45
30
45
LD2541UUW
LD2541VUW
InGaN
Ultra White
\
100
120
100
120
Unit:
\
\
\
nm
mcd
mcd
mcd
mcd
SPEC NO: DS10121536
REV: A.4
HTTP://WWW.DISPLAY-LEDS.COM
CHECKED: Emily Zhou
APPROVED: M.H. Lin
TEL: 0086-574-86322282
PAGE: 2/3
DATE: Jul/20/2011
LightKey
Datasheet of 0.25 inch Four Digit 7 Segment LED Display
Electrical Characteristics & Absolute Maximum Ratings
Electrical Characteristics[1]
Forward
Color
Reverse
Voltage@
Current
IF=20mA
Super Red
Hi-Red
Orange
Yellow
Green
Ultra Red
Ultra
Orange
Ultra
Amber
Ultra
Yellow
Ultra
Green
Pure
Green
Ultra Blue
Ultra White
Unit:
Absolute Maximum Ratings[1]
VR=5V
Power
Dissipation
DC
Peak
Forward
Forward
Current
Current[2]
Typ.
Max.
Per Seg.
1.8
2.2
30
60
25
100
Per DP
1.8
2.2
30
60
25
100
Per Seg.
1.8
2.2
30
60
25
100
Per DP
1.8
2.2
30
60
25
100
Per Seg.
2.1
2.5
30
80
30
100
Per DP
2.1
2.5
30
80
30
100
Per Seg.
2.1
2.5
30
80
30
100
Per DP
2.1
2.5
30
80
30
100
Per Seg.
2.2
2.5
30
80
30
100
Per DP
2.2
2.5
30
80
30
100
Per Seg.
1.9
2.6
30
60
30
100
Per DP
1.9
2.6
30
60
30
100
Per Seg.
2
2.6
30
65
30
100
Per DP
2
2.6
30
65
30
100
Per Seg.
2
2.6
30
65
30
100
Per DP
2
2.6
30
65
30
100
Per Seg.
2
2.6
30
65
30
100
Per DP
2
2.6
30
65
30
100
Per Seg.
2.1
2.6
30
75
30
100
Per DP
2.1
2.6
30
75
30
100
Per Seg.
3.5
4
30
110
30
100
Per DP
3.5
4
30
110
30
100
Per Seg.
3.5
4
30
120
30
100
Per DP
3.5
4
30
120
30
100
Per Seg.
3.5
4
30
120
30
100
Per DP
3.5
4
30
120
30
100
V
V
uA
mW
mA
mA
\
Notes:
1. At Ta=25 °C.
2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse.
SPEC NO: DS10121536
REV: A.4
HTTP://WWW.DISPLAY-LEDS.COM
CHECKED: Emily Zhou
APPROVED: M.H. Lin
TEL: 0086-574-86322282
PAGE: 3/3
DATE: Jul/20/2011
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