lite-on technology corporation property of lite-on only part no.: LTP-2558CA page: 0 of 6 bns-od-c131/a4 led display LTP-2558CA data sheet rev description by - nppr original spec jenny ni 08/22/2000 a revise package dimensions on page 2/5 change from: width 37.9 mm, length 60.8mm change to: width 32.0 mm, length 50.9 mm phanomkorn j. 01/28/2008 spec. no.: ds-30-98-429 d a t e : 01/28/2008 rev. no. : a
lite-on technology corporation property of lite-on only part no.: LTP-2558CA page: 1 of 6 bns-od-c131/a4 features 1.95 inch (49.45 mm) matrix height. low power requirement. single plane, wide viewing angle. solid state reliability. 5 8 array with x-y select. compatible with usascii and ebcdic codes. stackable horizontally. categorized for luminous intensity. lead-free package(according to rohs) description the LTP-2558CA is a 1.95 inch ( 49.45 mm) matrix height 5 8 dot matrix displays this device utilizes red orange and green led chips the red orange led chips ar e made from gaasp on gap a transparent substrate, the green led chips are made from gap on gap substrate , and has a gray face and white dot color. device part no. description red orange and green LTP-2558CA cathode column anode row
lite-on technology corporation property of lite-on only part no.: LTP-2558CA page: 2 of 6 bns-od-c131/a4 package dimensions notes: 1. all dimensions are in millimeters. tolerances are 0.25 mm unless otherwise note. 2. pin tips shift tolerance is 0.4 mm. internal circuit diagram
lite-on technology corporation property of lite-on only part no.: LTP-2558CA page: 3 of 6 bns-od-c131/a4 pin connection no. connection no. connection 1 cathode column 1 green 2 cathode column 1 red orange 3 cathode column 2 green 4 cathode column 2 red orange 5 anode row 8 6 cathode column 2 green 7 cathode column 3 red orange 8 anode row 7 9 anode row 6 10 anode row 5 11 cathode column 5 green 12 cathode column 5 red orange 13 cathode column 4 green 14 cathode column 4 red orange 15 anode row 1 16 cathode column 3 green 17 cathode column 3 red orange 18 anode row 2 19 anode row 3 20 anode row 4
lite-on technology corporation property of lite-on only part no.: LTP-2558CA 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 per dot 13 0.17 ma ma/ reverse voltage per dot 5 v operating temperature range -35 to +85 storage temperature range -35 to +85 soldering conditions: 1/16 inch below seating plane for 3 seconds at 260 0 c or of temperature unit (during assembly) not over max. tempera ture rating above . electrical / optical characteristics at ta=25 o c green parameter symbol min. typ. max. unit test condition average luminous intensity i v 1780 4800 m cd i p =80ma 1/16duty peak emission wavelength l p 565 nm i f =20ma spectral line half-width dl 30 nm i f =20ma dominant wavelength l 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 m a v r =5v luminous intensity matching ratio (similar light area) i v -m 2:1 i f =10ma note: luminous intensity is measured with a light sensor and filte r combination that approximates the cie (commision internationale de leclairage) eye-re sponse curve.
lite-on technology corporation property of lite-on only part no.: LTP-2558CA 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 per dot 13 0.17 ma ma/ reverse voltage per dot 5 v operating temperature range -35 to +85 storage temperature range -35 to +85 soldering conditions: 1/16 inch below seating plane for 3 seconds at 260 0 c or of temperature unit (during assembly) not over max. temperat ure rating above . electrical / optical characteristics at ta=25 o c red orange parameter symbol min. typ. max. unit test condition average luminous intensity i v 1780 4800 m cd i p =80ma 1/16duty peak emission wavelength l p 630 nm i f =20ma spectral line half-width dl 40 nm i f =20ma dominant wavelength l 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 m a v r =5v luminous intensity matching ratio (similar light area) i v -m 2:1 i f =10ma note: luminous intensity is measured with a light sensor and filte r combination that approximates the cie (commision internationale de leclairage) eye-re sponse curve.
lite-on technology corporation property of lite-on only part no.: LTP-2558CA 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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