LTG-Y2K31M LITEON | Alldatasheet

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Technical content

LITE-ON Technology Corp. / Optoelectronics No.90,Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C. Tel: 886-2-2222-6181 Fax: 886-2-2221-1948 / 886-2-2221-0660 http://www.liteon.com/opto LED Display Product Data Sheet LTG-Y2K31M Spec No.: DS30-2001-126 Effective Date: 09/15/2001 Revision: - BNS-OD-FC001/A4 BNS-OD-FC001/A4 BNS-OD-FC001/A4 BNS-OD-FC001/A4

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PART NO.: LTG-Y2K31M PAGE: 1 of 7 BNS-OD-C131/A4

FEATURES

＊0.27 INCH (7.0 mm) DIGIT HEIGHT. ＊CONTINUOUS UNIFORM SEGMENTS. ＊LOW POWER REQUIREMENT. ＊EXCELLENT CHARACTERS APPEARANCE. ＊HIGH BRIGHTNESS & HIGH CONTRAST. ＊WIDE VIEWING ANGLE. ＊SOLID STATE RELIABILITY.

DESCRIPTION

The LTG-Y2K31M is a 0.27 inch ( 7.0 mm) digit height seven-segment display. The device is multi -color applicable display. The green LED chips, which are made from GaP on a transparent GaP substrate. The red orange & amber LED chips, which are made from GaAsP on a transparent GaP. DEVICE PART NO. DESCRIPTION MULTI-COLOR Multiplex Common Anode LTG-Y2K31M

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PART NO.: LTG-Y2K31M PAGE: 2 of 7 BNS-OD-C131/A4 PACKAGE DIMENSIONS NOTES: All dimensions are in millimeters. Tolerances are  0.25 mm unless otherwise noted.

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PART NO.: LTG-Y2K31M PAGE: 3 of 7 BNS-OD-C131/A4 INTERNAL CIRCUIT DIAGRAM

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PART NO.: LTG-Y2K31M PAGE: 4 of 7 BNS-OD-C131/A4 PIN CONNECTION No. CONNECTION

1 COMMON ANODE (DIGIT 13,14)

2 COMMON ANODE (DIGIT 1,7)

3 CATHODE B

4 COMMON ANODE (DIGIT 2,8)

5 CATHODE C

6 CATHODE E

7 COMMON ANODE (DIGIT 3,9)

8 CATHODE F

9 COMMON ANODE (DIG IT 4,10)

10 CATHODE A

11 COMMON ANODE (DIGIT 5,11)

12 CATHODE D

13 CATHODE G

14 COMMON ANODE (DIGIT 6,12)

15 CATHODE F

16 CATHODE D

17 CATHODE E

18 CATHODE G

19 NO CONNECTION

20 CATHODE A

21 CATHODE C

22 CATHODE B

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PART NO.: LTG-Y2K31M PAGE: 5 of 7 BNS-OD-C131/A4 ABSOLUTE MAXIMUM RATING AT Ta=25℃ PARAMETER GREEN RED ORANGE AMBER UNIT Power Dissipation Per Chip 75 75 75 mW Peak Forward Current Per Chip ( 1/10 Duty Cycle, 0.1ms Pulse Width ) 100 100 100 mA Continuous Forward Current Per Chip Derating Linear From 25℃ Per Chip 0.28 0.28 0.28 mA mA/℃ Reverse Voltage Per Chip 5 5 5 V Operating Temperature Range -35℃ to +105℃ Storage Temperature Range -35℃ to +105℃ Solder Temperature: max 260℃ for max 3sec at 1.6mm below seating plane ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25℃ DIGIT(GREEN) PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Average Luminous Intensity Per Segment IV 930 cd IF=10mA Peak Emission Wavelength p 565 nm IF=20mA Spectral Line Half-Width  30 nm IF=20mA Dominant Wavelength d 569 nm IF=20mA Forward Voltage Per Chip VF 2.1 2.6 V IF=20mA Reverse Current Per Chip IR 100 A VR=5V Luminous Intensity Matching Ratio IV-m 2:1 IF=10mA ICON(GREEN) PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Average Luminous Intensity Per Segment IV 1170 cd IF=10mA Peak Emission Wavelength p 565 nm IF=20mA Spectral Line Half-Width  30 nm IF=20mA Dominant Wavelength d 569 nm IF=20mA Forward Voltage Per Chip VF 2.1 2.6 V IF=20mA Reverse Current Per Chip IR 100 A VR=5V Luminous Intensity Matching Ratio IV-m 2:1 IF=10mA

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PART NO.: LTG-Y2K31M PAGE: 6 of 7 BNS-OD-C131/A4 ICON(RED ORANGE) PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Average Luminous Intensity Per Segment IV 1060 cd IF=10mA Peak Emission Wavelength p 630 nm IF=20mA Spectral Line Half-Width  40 nm IF=20mA Dominant Wavelength d 621 nm IF=20mA Forward Voltage Per Chip VF 2.0 2.6 V IF=20mA Reverse Current Per Chip IR 100 A VR=5V Luminous Intensity Matching Ratio IV-m 2:1 IF=10mA ICON(AMBER) PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Average Luminous Intensity Per Segment IV 650 cd IF=10mA Peak Emission Wavelength p 610 nm IF=20mA Spectral Line Half-Width  35 nm IF=20mA Dominant Wavelength d 602 nm IF=20mA Forward Voltage Per Chip VF 2.1 2.6 V IF=20mA Reverse Current Per Chip IR 100 A VR=5V Luminous Intensity Matching Ratio IV-m 2:1 IF=10mA Note: Luminous intensity is measured with a light sensor and filter combination that approximates the CIE (Commission Internationale De L’Eclariage) eye-response curve.

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PART NO.: LTG-Y2K31M PAGE: 7 of 7 BNS-OD-C131/A4 TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Oherwise Noted)