HDSP-521A/523A
14.22 mm (0.56 inch) Dual Digit General Purpose
Seven Segment Display
Data Sheet
Description
The 14.22 mm (0.56 inch) LED dual digit seven segment
displays use industry standard size package and pinout.
The device is available in either common anode or
common cathode. These gray face displays are suitable
for indoor use.
Features
• Industry standard size
• Industry standard pinout
14.22 mm (0.56 inch)
DIP lead on 2.54 mm
• AlGaAs Red color
• Excellent appearance
Evenly lighted segments gray package gives optimum
contrast ± 50 ft. viewing angle
• Design flexibility
Common anode right hand decimal point or common
cathode right hand decimal point
Applications
• Suitable for indoor use
• Not recommended for industrial application, i.e.,
operating temperature requirements exceeding +85°C
or below -35°C[1]
• Extreme temperature cycling not recommended
Note:
1. For additional details, please contact your local Avago sales office or
an authorized distributor.
Devices
AlGaAs Red Description
HDSP-521A Common Anode Right Hand Decimal
HDSP-523A Common Cathode Right Hand Decimal
2
Notes:
1. For codes not listed in the figure above, please refer to the respective data sheet or contact your nearest Avago representative for details.
2. Bin options refer to shippable bins for a part number. Color and Intensity Bins are typically restricted to 1 bin per tube (exceptions may apply).
Please refer to respective data sheet for specific bin limit information.
Part Numbering System
5082 - x xx x - x x x xx
HDSP - x xx x - x x x xx
Mechanical Options[1]
00: No Mechanical Option
Color Bin Options[1,2]
0: No Color Bin Limitation
Maximum Intensity Bin[1,2]
0: No Maximum Intensity Bin Limitation
Minimum Intensity Bin[1,2]
0: No Minimum Intensity Bin Limitation
Device Configuration/Color[1]
A: AlGaAs Red
Device Specific Configuration[1]
Refer to Respective Datasheet
Package[1]
Refer to Respective Datasheet
3
Package Dimensions
18.60
(0.73)
7.80
(0.307)
10°
18
14.22
(0.56)
DIGIT NO. 1 12.70
(0.50)
25.00
(0.98)
4.81
(0.19)
6.150
(0.242)
1017 16 15 14 13 12 11
192345678
15.24
(0.60)
0.50
(0.02)
6.86
(0.27)
8.00
(0.31)
DATE CODE
COLOR BINNING
(NOTE 3)
2.54
(0.10)
HDSP-XXXX
YWW XZ COO
4.27 ± 0.50
(0.168 ± 0.020)
2.34
(0.09)
TOP END VIEW
FRONT VIEW
SIDE VIEW
DIA.
ALL DIMENSIONS ARE IN MILLIMETERS (INCHES).
LUMINOUS
INTENSITY
CATEGORY
COUNTRY OF ORIGIN
0.0625
(TYP.)
4
Internal Circuit Diagram
f
17 16 15 14 13 12 11 10
123456789
COMMON ANODE
e
g
d
a
b
c
DP
ed
c
DP
g
a
b
f
18
f
17 16 15 14 13 12 11 10
123456789
COMMON CATHODE
e
g
d
a
b
c
DP
ed
c
DP
g
a
b
f
18
HDSP-521A Internal Circuit Diagram
COMMON ANODE COMMON CATHODE
PIN FUNCTION PIN
1E CATHODE NO. 1
2D CATHODE NO. 1
3C CATHODE NO. 1
4 DP CATHODE NO. 1
5E CATHODE NO. 2
6D CATHODE NO. 2
7G CATHODE NO. 2
8C CATHODE NO. 2
9 DP CATHODE NO. 2
10 B CATHODE NO. 2
11 A CATHODE NO. 2
12 F CATHODE NO. 2
1
2
3
4
5
6
7
8
9
10
11
12
FUNCTION
13 DIGIT NO. 2 ANODE 13
14 DIGIT NO. 1 ANODE 14
15 B CATHODE NO. 115
16 A CATHODE NO. 116
17 G CATHODE NO. 117
18 F CATHODE NO. 118
E ANODE NO. 1
D ANODE NO. 1
C ANODE NO. 1
DP ANODE NO. 1
E ANODE NO. 2
D ANODE NO. 2
G ANODE NO. 2
C ANODE NO. 2
DP ANODE NO. 2
B ANODE NO. 2
A ANODE NO. 2
F ANODE NO. 2
DIGIT NO. 2 CATHODE
DIGIT NO. 1 CATHODE
B ANODE NO. 1
A ANODE NO. 1
G ANODE NO. 1
F ANODE NO. 1
Absolute Maximum Ratings at TA = 25°C
Parameter
AlGaAs Red
HDSP-52xA Units
Power Dissipation Segment 30 mW
Forward Current Segment 15[1] mA
Peak Forward Current per Segment
(1/10 Duty Factor at 10 KHz)
80 mA
Operating Temperature Range –35 to +85 °C
Storage Temperature Range –35 to +85 °C
Reverse Voltage per Segment or DP 5 V
Wavesoldering Temperature for
3 seconds (at 2 mm Distance
from the body)
250 °C
Notes:
1. Derate above 25°C at 0.2 mA/°C.
Intensity Bin Limits (mcd at 10 mA)
Bin Name
AlGaAs Red
Min.[1] Max.[1]
J 3.201 5.050
K 5.051 8.000
L 8.001 12.650
Note:
1. Tolerance for each bin limit is ± 10%.
For product information and a complete list of distributors, please go to our web site: www.avagotech.com
Avago, Avago Technologies, and the A logo are trademarks of Avago Technologies in the United States and other countries.
Data subject to change. Copyright © 2005-2008 Avago Technologies. All rights reserved.
AV02-1719EN - December 19, 2008
MAXIMUM DC CURRENT PER SEGMENT – mA
0
0
TA – AMBIENT TEMPERATURE – °C
100
16
12
4
8
2
6
10
14
40 60 80
20
IF – FORWARD CURRENT PER SEGMENT – mA
0
0
VF – FORWARD VOLTAGE – V
60
1.0 2.5
120
20
0.5 1.5
40
80
100
2.0
RELATIVE LUMINOUS INTENSITY
(NORMALIZED TO 1 AT 10 mA)
0
0
IF – FORWARD CURRENT PER SEGMENT – mA
2.5
1.5
0.5
20
2.0
1.0
105 15 25
RELATIVE EFFICIENCY
(NORMALIZED TO 1 AT 10 mA PER SEGMENT)
0
0.8
IPEAK – PEAK FORWARD CURRENT
PER SEGMENT – mA
45
10 35 40 50
1.2
1.0
0.9
302520155
1.1
Figure 1. Maximum allowable average or DC current vs. ambient
temperature.
Figure 2. Forward current vs. forward voltage.
Figure 3. Relative luminous intensity vs. DC forward current. Figure 4. Relative efficiency (luminous intensity per unit current) vs. peak
current.
AlGaAs Red
Electrical/Optical Characteristics at TA = 25°C
AlGaAs Red
Device HDSP- Parameter Symbol Min. Typ. Max. Units Test Conditions
521A 523A Luminous Intensity/Segment IV 3.201 3.66
6.500
mcd
mcd
IF = 5 mA
IF = 10 mA
Forward Voltage VF 1.85 2.00 V IF = 20 mA
Peak Wavelength λPEAK 660 nm
Dominant Wavelength λd 643 nm
Reverse Voltage VR 5 V IR = 100 μA