Document
BLUE PRODUCTS
0.28" Blue LED Displays
LTS-2X01AB
LTD-2000B Series
LTC-2000B
Features
0.28 inch (7.0mm) digit height
Continuous uniform segments.
Low power requirement.
Excellent characters appearance.
Solid state reliability.
Wide viewing angle.
Categorized for luminous intensity. I.C. compatiable. Easy mounting on P.C. board or socket.
YDescription
The LTS-2X01AB, LTD-2000B, LTC-2000B series are 0.28 inch (7.0mm) height seven segment single, dual, triple and quadruple digit displays.
RThe blue series devices utilize LED chips which are made from GaN on a SiC substrate. The devices have gray face
and white segments.
APackage Dimensions PRELIMINA.LTS-2301AB/2801AB
B.LTD-2601B/2701B
C.LTC-2621B/2721B
D.LTC-2623B/2723B
Notes:All dimensions are in millimeters (inches). Tolerance: 0.25mm ( 0.01") unless otherwise noted.
2-25
Devices
Part No. blue
Description
Package Dimension
Internal Circuit Diagram
LTS-2301AB
Common Cathode, Rt. Hand Decimal
AA
LTS-2801AB
Common Anode, Rt. Hand Decimal
AB
LTD-2601B
Dualplex Common Anode, Rt. Hand Decimal
B
C
LTD-2701B
Dualplex Common Cathode, Rt. Hand Decimal
B
D
LTC-2621B
Multiplex Common Anode, Rt. Hand Decimal
C
E
LTC-2721B
LTC-2623B
LTC-2723B
YPin Connection RPin No. A1.
2. 3.
IN4.
5. 6. 7. 8.
IM9.
10.
LPin No.
1.
E2.
3. 4.
R5.
6.
P7.
Multiplex Common Cathode, Rt. Hand Decimal Multiplex Common Anode, Rt. Hand Decimal Common Common Cathode, Rt. Hand Decimal
C D D
F G H
A.LTS-2301AB Anode E Anode D
Common Cathode Anode C
Anode D.P. Anode B Anode A
Common Cathode Anode G Anode F
C.LTD-2601B Cathode E Cathode D Cathode C Cathode G
Cathode D.P. Common Anode Digit 2
Cathode A
Connection Connection
B.LTS-2801AB Cathode E Cathode D
Common Anode Cathode C
Cathode D.P. Cathode B Cathode A
Common Anode Cathode G Cathode F
D.LTD-2701B Anode E Anode D Anode C Anode G
Anode D.P. Common Cathode Digit 2
Anode A
8. Cathode B
Anode B
9. Common Anode Digit 1
Common Cathode Digit 1
10. Cathode F
Anode F
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BLUE PRODUCTS
Pin No.
E.LTC-2621B
Connection
F.LTC-2721B
1. Cathode D
Anode D
2. Common Anode Digit 1
Common Cathode Digit 1
3. Cathode D.P.
Anode D.P.
4. Cathode E
Anode E
5. Common Anode Digit 2
Common Cathode Digit 2
6. Cathode C
Anode C
7. Cathode G
Anode G
8. Common Anode Digit 3
Common Cathode Digit 3
9. No Connection
No Connection
10. No Pin
No Pin
11. No Pin
No Pin
12. Cathode B
Anode B
13. Common Anode L1, L2, L3
Common Cathode L1, L2, L3
14. No Pin
No Pin
15. Cathode A 16. Cathode F
Pin No.
Y1.
2.
R3.
4. 5.
A6.
7. 8.
IN9.
10. 11. 12. 13.
IM14.
15. 16.
G.LTC-2623B
Common Anode Digit 1 Cathode C, L3 Cathode D.P. No Connection Cathode E Cathode D Cathode G
Common Anode Digit 4 No Connection No Pin
Common Anode Digit 3 Common Anode L1, L2, L3
Cathode A, L1 Common Anode Digit 2
Cathode B, L2 Cathode F
LInternal Circuit Diagrams PREA.LTS-2301AB
Connection
Anode A Anode F
H.LTC-2723B Common Cathode Digit 1
Anode C, L3 Anode D.P. No Connection
Anode E Anode D Anode G Common Cathode Digit 4 No Connection No Pin Common Cathode Digit 3 Common Cathode L1, L2, L3 Anode A, L1 Common Cathode Digit 2 Anode B, L2 Anode F
B.LTS-2801AB
C.LTD-2601B
D.LTD-2701B
2-27
E.LTC-2621B
F.LTC-2721B
G.LTC-2623B
H.LTC-2723B
ARYAbsolute Maximum Rating at Ta=25
INParameter
Blue
Power Dissipation Per Segment Peak Forward Current Per Segment
IM(1/10 Duty Cycle, 0.1ms Pulse Width)
Continuous Forward Current Per Segment Derating Linear from 25 Per Segment
LReverse Voltage Per Segment
Operating Temperature Range
Stroage Temperature Range
65
60
15 0.2 5
ESolder Temperature 1/16 Inch Below Seating Plane for 3 Seconds at 260
-35 to +85 -35 to +85
PRElectrical/Optical Characteristics at Ta=25
Unit mW
mA
mA mA/
V
Parameter
Symbol Min.
Typ.
Max.
Unit Test Condition
Average Luminous Intensity Peak Emission Wavelength Spectral Line Half-Width Dominant Wavelength Forward Voltage, Per Segment Reverse Current, Per Segment Luminous Intensity Matching Ratio
IV P
d VF IR IV-m
1000
3000 428 65 466 3.8
4.5 100 2:1
cd nm nm nm V
A
IF=10mA IF=20mA IF=20mA IF=20mA IF=20mA VR=5V IF=10mA
Notes:Luminous intensity is measured with a light sensor and filter combination that appoximates the CIE (Commission Internationale de l'Eclairage)eye-response curve.
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BLUE PRODUCTS
Typical Electrical/Optical Characteristic Curves (25 Ambient Temperature Unless Otherwise Noted)
PRELIMINARY
2-29
.