lite-on dcc release 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 displayproduct data sheetLTP-12788BKD spec no.: ds30-2001-118effective date: 05/18/2001revision: - 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.: ltp - 12788bkd page: 1 of 5 bns - od - c131/a4 features 1.22 inch ( 31.0 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. . description the ltp - 12788bkd is a 1.22 inch ( 31.0 mm) matrix height 8 8 dot matrix display. the alingap hyper red led chips, which are made from alingap on a non - transparent gaas substrate. the device has black face and transparent dots. device part no. description alingap hyper red an ode row cathode column ltp - 12788bkd
lite - on electronics, inc. property of lite - on only part no.: ltp - 12788bkd 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 electronics, inc. property of lite - on only part no.: ltp - 12788bkd page: 3 of 5 bns - od - c131/a4 pin connection no connection no connection 1 no connect 13 anode row 4 2 cathode column 5 14 cathode column 4 3 anode row 5 15 no connect 4 no connect 16 anode row 3 5 cathode column 6 17 cathode column 3 6 anode row 6 18 no connect 7 no connect 19 anode row 2 8 cathode column 7 20 cathode column 2 9 anode row 7 21 no connect 10 no connect 22 anode row 1 11 cathode column 8 23 cathode column 1 12 anode row 8 24 no connect
lite - on electronics, inc. property of lite - on only part no.: ltp - 12788bkd page: 4 of 5 bns - od - c131/a4 absolute maximum rating at ta=25 o c parameter alingap hyper red unit average power dissipation per dot 40 mw peak forward curr ent per dot 90 ma average forward current per dot derating linear from 25 per dot 15 0.2 ma ma/ reverse voltage per dot 5 v operating temperature range - 35 to +85 storage temperature range - 35 to +85 solder temperature: max 260 for max 3sec at 1.6mm[1/16inch] below seating plane. electrical / optical characteristi cs at ta=25 o c parameter symbol min. typ. max. unit test condition average luminous intensity i v 7139 18000 ? cd i p =32ma 1/16duty peak emission wavelength ? p 650 nm i f =20ma spectral line half - width ? ? 20 nm i f =20ma dominant wavelength ? d 639 nm i f =20ma forward voltage any dot v f 2.1 2.6 v i f =20ma reverse current any dot i r 100 ? a v r =5v luminous intensity matching ratio i v - m 2:1 i p =32ma 1/16duty note: luminous intensity is measured with a light sensor and filter combination that approxima tes the cie (commision internationale de leclairage) eye - response curve.
lite - on electronics, inc. property of lite - on only part no.: ltp - 12788bkd 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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