lite-on electronics, inc. property of lite-on only part no.: LTP-20088A-01 page: 2 of 6 bns-od-c131/a4 package dimensions notes: all dimensions are in millimeters. tolerances are 0.25 mm (0.01?) unless otherwise noted. internal circuit diagram
lite-on electronics, inc. property of lite-on only part no.: LTP-20088A-01 page: 1 of 6 bns-od-c131/a4 features ? 1.95 inch (49.53 mm) matrix height. ? low power requirement. ? single plane, wide viewing angle. ? solid state reliability. ? 8 ?? 8 array with x-y select. ? compatible with usascii and ebcdic codes. ? stackable horizontally. ? categorized for luminous intensity. description the LTP-20088A-01 is 1.95 inch (49.53 mm) matrix height 8 ?? 8 dot matrix display. the green series devices utilize led chips which are made from gap on a tr ansparent gap substrate. the red orange series devices utilize led chips which are made from gaasp on a transparent gap subs trate. the multicolor displays have gray face and white dots. device part no. description red orange & green LTP-20088A-01 multiplex cathode row
lite-on electronics, inc. property of lite-on only part no.: LTP-20088A-01 page: 3 of 6 bns-od-c131/a4 pin connection no. connection no. connection 1 cathode row 1 red orange 13 anode column 1 2 cathode row 2 red orange 14 anode column 2 3 cathode row 3 red orange 15 anode column 3 4 cathode row 4 red orange 16 anode column 4 5 cathode row 5 red orange 17 cathode row 8 green 6 cathode row 6 red orange 18 cathode row 7 green 7 cathode row 7 red orange 19 cathode row 6 green 8 cathode row 8 red orange 20 cathode row 5 green 9 anode column 5 21 cathode row 4 green 10 anode column 6 22 cathode row 3 green 11 anode column 7 23 cathode row 2 green 12 anode column 8 24 cathode row 1 green
lite-on electronics, inc. property of lite-on only part no.: LTP-20088A-01 page: 4 of 6 bns-od-c131/a4 absolute maximum rating at ta=25 o c parameter green unit average power dissipation per dot 36 mw peak forward current per dot 100 ma average forward current per dot derating linear from 25 j per dot 13 0.17 ma ma/ j reverse voltage per segment 5 v operating temperature range -35 j to +85 j storage temperature range -35 j to +85 j solder temperature: max 260 j for max 3sec at 1.6mm[1/16inch] below seating plane. electrical / optical characteristics at ta=25 o c green parameter symbol min. typ. max. unit test condition average luminous intensity i v 1780 4800 cd i p =80ma 1/16duty peak emission wavelength p 565 nm i f =20ma spectral line half-width ? 30 nm i f =20ma dominant wavelength d 569 nm i f =20ma 2.1 2.6 i f =20ma forward voltage any dot v f 3.0 3.7 v i f =80ma reverse current any dot i r 100 a v r =5v luminous intensity matching ratio i v -m 2:1 i f =10ma note: luminous intensity is measured with a light sensor and filter combination that approximates the cie (commision internationale de l?eclairage) eye-response curve.
lite-on electronics, inc. property of lite-on only part no.: LTP-20088A-01 page: 5 of 6 bns-od-c131/a4 absolute maximum rating at ta=25 o c parameter red orange unit average power dissipation per dot 36 mw peak forward current per dot 100 ma average forward current per dot derating linear from 25 j per dot 13 0.17 ma ma/ j reverse voltage per segment 5 v operating temperature range -35 j to +85 j storage temperature range -35 j to +85 j solder temperature: max 260 j for max 3sec at 1.6mm[1/16inch] below seating plane. lectrical / optical characteristics at ta=25 o c red orange parameter symbol min. typ. max. unit test condition average luminous intensity i v 1780 4800 cd i p =80ma 1/16duty peak emission wavelength p 630 nm i f =20ma spectral line half-width ? 40 nm i f =20ma dominant wavelength d 621 nm i f =20ma 2.0 2.6 i f =20ma forward voltage any dot v f 2.6 3.4 v i f =80ma reverse current any dot i r 100 a v r =5v luminous intensity matching ratio i v -m 2:1 i f =10ma note: luminous intensity is measured with a light sensor and filter combination that approximates the cie (commision internationale de l?eclairage) eye-response curve.
lite-on electronics, inc. property of lite-on only part no.: LTP-20088A-01 page: 6 of 6 bns-od-c131/a4 typical electrical / optical characteristic curves (25 o c ambient temperature unless otherwise noted)
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