lite-on technology corporation property of lite-on only part no.: LTP-757KR-01 page: 1 of 5 bns-od-c131/a4 features 0.7inch (17.22mm) digit height. continuous uniform segments. low power requirement. excellent characters appearance. high brightness & high contrast. wide viewing angle. solid state reliability. categorized for luminous intensity. description the LTP-757KR-01 is a 0.7inch ( 17.22mm) matrix height 5 x 7 dot matrix display. this device utilizes alingap super red led chips, which are made from alingap on a non-transparent gaas substrate, and has a gray face and white dots. device part no. description alingap super red LTP-757KR-01 cathode column anode row
lite-on technology corporation property of lite-on only part no.: LTP-757KR-01 page: 2 of 5 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 technology corporation property of lite-on only part no.: LTP-757KR-01 page: 3 of 5 bns-od-c131/a4 pin connection no. connection 1 cathode column 1 2 anode row 3 3 cathode column 2 4 anode row 5 5 anode row 6 6 anode row 7 7 cathode column 4 8 cathode column 5 9 anode row 4 10 cathode column 3 11 anode row 2 12 anode row 1
lite-on technology corporation property of lite-on only part no.: LTP-757KR-01 page: 4 of 5 bns-od-c131/a4 absolute maximum rating at t a =25 o c parameter maximum rating unit average power dissipation per dot 33 mw peak forward current per dot 90 ma average forward current per dot derating linear from 25 0 c per dot 13 0.17 ma ma/ 0 c reverse voltage per dot 5 v operating temperature range -35 0 c to +85 0 c storage temperature range -35 0 c to +85 0 c solder temperature 1/16 inch below seating plane for 3 seconds at 260 0 c electrical / optical characteristics at t a =25 o c parameter symbol min. typ. max. unit test condition average luminous intensity i v 1650 3400 cd i p =32ma , 1/16duty peak emission wavelength p 639 nm i f =20ma spectral line half-width ? 20 nm i f =20ma dominant wavelength d 631 nm i f =20ma forward voltage per dot v f 2.0 2.6 v i f =20ma reverse current per dot i r 100 a v r =5v luminous intensity matching ratio i v -m 2:1 i p =18ma , 1/16duty 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 technology corporation property of lite-on only part no.: LTP-757KR-01 page: 5 of 5 bns-od-c131/a4 typical electrical / optical characteristic curves (25 o c ambient temperature unless otherwise noted)
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