LightKey
Datasheet of 0.80 inch Four Digit 7 Segment LED Display
LD8041C/D Series - 0.80 inch Four Digit 7 Segment LED Display
ATTENTION
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
DISCHARGE
SENSITIVE
DEVICES
Features
20.40 mm (0.80 inch) digit high
Excellent digit appearance
Wide viewing angle
Range of emitted colors
I.C. compatible
Low power consumption
White segment, black face
RoHS compliant
Available options
Alternative emitting luminosity:
Standard or high brightness version
Alternative emitted color
Alternative face and segment color
Alternative font
Both CA and CC versions are available
Cropped terminal pins
Package Dimensions
8.0
11.0
1.75
20.
40(.
80")
25.
70
DIG.1
DIG.2
DIG.3
DIG.4
A
F
E
D
G
B
C
DP
17.96
PIN 1
17.96
71.60
17.96
8.
50
0.
50
0.51
22.00
2.54*5=12.70
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: DS10121732
REV: A.4
CHECKED: Emily Zhou
6.
30
APPROVED: M.H. Lin
PAGE: 1/3
HTTP://WWW.DISPLAY-LEDS.COM
TEL: 0086-574-86322282
DATE: Jul/20/2011
LightKey
Internal Circuit Diagram
LD8041C (Common Cathode)
12
DIG.1
9
DIG.2
8
DIG.3
Datasheet of 0.80 inch Four Digit 7 Segment LED Display
6
DIG.4
A B C D E F G DP A B C D E F G DP A B C D E
F G DP A B C D E F G DP
11 7 4 2 1 10 5 3
LD8041D (Common Anode)
12
DIG.1
9
DIG.2
8
DIG.3
6
DIG.4
A B C D
E
F G DP A B C D
E F G DP A B C D E
F G DP A B C D E
F G DP
11 7 4 2 1 10 5 3
Selection Guide
Four Digit 7 Segment LED Display, Digit Height:20.40mm(0.80 inch), External Dimensions:
71.60x25.70x8.50mm (L x W x H)
Part No.
Common
Cathode
LD8041CR
LD8041CD
LD8041CO
LD8041CY
LD8041CG
LD8041CUR
LD8041CUO
LD8041CUA
LD8041CUY
LD8041CUG
LD8041CPG
LD8041CUB
LD8041CUW
Unit:
Common
Anode
LD8041DR
LD8041DD
LD8041DO
LD8041DY
LD8041DG
LD8041DUR
LD8041DUO
LD8041DUA
LD8041DUY
LD8041DUG
LD8041DPG
LD8041DUB
LD8041DUW
\
Material
GaAlAs
GaAlAs
GaAsP
GaAsP
GaP
AlGaInP
AlGaInP
AlGaInP
AlGaInP
AlGaInP
InGaN
InGaN
SMD
\
Chip
Color
Super Red
Hi-Red
Orange
Yellow
Green
Ultra Red
Ultra Orange
Ultra Amber
Ultra Yellow
Ultra Green
Pure Green
Ultra Blue
Ultra White
\
WLD
640
640
625
588
568
640
625
605
595
573
525
470
\
nm
I
V
@I
F
=20mA
One Seg
Min.
8
18
7
8
7
30
45
30
30
30
120
30
100
mcd
Typ.
10
25
9
10
9
45
60
45
45
45
300
45
120
mcd
Iv@I
F
=20mA
One DP
Min.
8
18
7
8
7
30
45
30
30
30
120
30
100
mcd
Typ.
10
25
9
10
9
45
60
45
45
45
300
45
120
mcd
SPEC NO: DS10121732
REV: A.4
CHECKED: Emily Zhou
APPROVED: M.H. Lin
PAGE: 2/3
HTTP://WWW.DISPLAY-LEDS.COM
TEL: 0086-574-86322282
DATE: Jul/20/2011
LightKey
Parameter
Datasheet of 0.80 inch Four Digit 7 Segment LED Display
Electrical Characteristics & Absolute Maximum Ratings
Electrical optical
Characteristics
Forward
Emitted color
Voltage
@ IF=20mA
Typ.
Super Red
Per Seg.
Per DP
Hi-Red
Per Seg.
Per DP
Orange
Per Seg.
Per DP
Yellow
Per Seg.
Per DP
Green
Per Seg.
Per DP
Ultra Red
Per Seg.
Per DP
Ultra Orange
Per Seg.
Per DP
Ultra Amber
Per Seg.
Per DP
Ultra Yellow
Per Seg.
Per DP
Ultra Green
Per Seg.
Per DP
Pure Green
Per Seg.
Per DP
Ultra Blue
Per Seg.
Per DP
Ultra White
Unit:
Notes:
1. At Ta = 25 °C.
2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse.
[1]
Absolute Maximum Ratings
[1]
Reverse
Current
VR=5V
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
uA
Power
Dissipation
DC
Forward
Current
25
25
25
25
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
mA
Peak
Forward
Current
[2]
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
mA
Max.
2.2
2.2
2.2
2.2
2.5
2.5
2.5
2.5
2.5
2.5
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
4
4
4
4
4
4
V
60
60
60
60
80
80
80
80
80
80
60
60
65
65
65
65
65
65
75
75
110
110
120
120
120
120
mW
1.8
1.8
1.8
1.8
2.1
2.1
2.1
2.1
2.2
2.2
1.9
1.9
2
2
2
2
2
2
2.1
2.1
3.5
3.5
3.5
3.5
3.5
3.5
V
Per Seg.
Per DP
\
SPEC NO: DS10121732
REV: A.4
CHECKED: Emily Zhou
APPROVED: M.H. Lin
PAGE: 3/3
HTTP://WWW.DISPLAY-LEDS.COM
TEL: 0086-574-86322282
DATE: Jul/20/2011
