LightKey LD2531BUA Ld2531a/b series - 0.25 inch three digit 7 segment led display Datasheet

LightKey
Datasheet of 0.25 inch Three Digit 7 Segment LED Display
LD2531A/B Series - 0.25 inch Three 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
A
F
G
E
B
C
D
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: DS10121509
REV: A.4
HTTP://WWW.LTKEY.COM
CHECKED: Emily Zhou
TEL: 0086-574-86322282
APPROVED: M.H. Lin
PAGE: 1/3
DATE: Jul/20/2011
LightKey
Datasheet of 0.25 inch Three Digit 7 Segment LED Display
Internal Circuit Diagram
LD2531A (Common Cathode)
10
8
DIG. 1
B
A
7
C
9
D
2
E
3
F
4
G
1
6
DIG. 3
DIG. 2
A
B
C
D
E
F
G
B
A
C
D
E
F
G
5
LD2531B (Common Anode)
Selection Guide
Three digits 7 Segment LED Display, Digit Height: 6.20mm(0.25inch), External Dimensions:
15.00x8.00x4.00mm (LxWxHmm)
Part No.
Chip
Common
Common
Cathode
Anode
Material
Color
WLD
Iv@IF=20mA
Iv@IF=20mA
One Seg
One DP
Min.
Typ.
Min.
Typ.
LD2531AR
LD2531BR
GaAlAs
Super Red
640
8
10
8
10
LD2531AD
LD2531BD
GaAlAs
Hi-Red
640
18
25
18
25
LD2531AO
LD2531BO
GaAsP
Orange
625
7
9
7
9
LD2531AY
LD2531BY
GaAsP
Yellow
588
8
10
8
10
LD2531AG
LD2531BG
GaP
Green
568
7
9
7
9
LD2531AUR
LD2531BUR
AlGaInP
Ultra Red
640
30
45
30
45
LD2531AUO
LD2531BUO
AlGaInP
Ultra Orange
625
45
60
45
60
LD2531AUA
LD2531BUA
AlGaInP
Ultra Amber
65
30
45
30
45
LD2531AUY
LD2531BUY
AlGaInP
Ultra Yellow
595
30
45
30
45
LD2531AUG
LD2531BUG
AlGaInP
Ultra Green
573
30
45
30
45
LD2531APG
LD2531BPG
InGaN
Pure Green
525
120
300
120
300
LD2531AUB
LD2531BUB
InGaN
Ultra Blue
470
30
45
30
45
LD2531AUW
LD2531BUW
InGaN
Ultra White
\
100
120
100
120
Unit:
\
\
\
nm
mcd
mcd
mcd
mcd
SPEC NO: DS10121509
HTTP://WWW.LTKEY.COM
REV: A.4
CHECKED: Emily Zhou
TEL: 0086-574-86322282
APPROVED: M.H. Lin
PAGE: 2/3
DATE: Jul/20/2011
LightKey
Datasheet of 0.25 inch Three Digit 7 Segment LED Display
Electrical Characteristics & Absolute Maximum Ratings
Electrical optical
Parameter
Forward
Voltage
Emitted color
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]
Characteristics[1]
@ IF=20mA
Reverse
Current
VR=5V
Power
DC Forward
Dissipation
Current
Peak
Forward
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 deg.
2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
SPEC NO: DS10121509
HTTP://WWW.LTKEY.COM
REV: A.4
CHECKED: Emily Zhou
TEL: 0086-574-86322282
APPROVED: M.H. Lin
PAGE: 3/3
DATE: Jul/20/2011
Similar pages