lite-on technology corporation property of lite-on only part no.: LTP-7388KM-J page: 1 of 6 bns-od-c131/a4 features 0.764 inch (19.4 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-7388KM-J is a 0.764 inch (19.4 mm) matrix height 8 8 dot matrix display. the device is multicolor applicable display. it uses alingap green led chips (alingap epi on gaas substrate) and alingap hyper red chips (alingap epi on gaas substrate). the display has black face and white dots. device part no. description multi-color LTP-7388KM-J cathode column anode row
lite-on technology corporation property of lite-on only part no.: LTP-7388KM-J 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 technology corporation property of lite-on only part no.: LTP-7388KM-J page: 3 of 6 bns-od-c131/a4 pin connection no. connection no. connection 1 cathode column 1 alingap hyper red 13 anode row 4 2 cathode column 2 alingap hyper red 14 cathode column 3 alingap hyper red 3 anode row 8 15 anode row 3 4 cathode column 4 alingap hyper red 16 cathode column 5 alingap hyper red 5 anode row 7 17 cathode column 6 alingap hyper red 6 cathode column 7 alingap green 18 cathode column 1 alingap green 7 cathode column 8 alingap green 19 cathode column 2 alingap green 8 cathode column 3 alingap green 20 anode row 2 9 cathode column 4 alingap green 21 cathode column 5 alingap green 10 anode row 6 22 anode row 1 11 cathode column 6 alingap green 23 cathode column 7 alingap hyper red 12 anode row 5 24 cathode column 8 alingap hyper red
lite-on technology corporation property of lite-on only part no.: LTP-7388KM-J page: 4 of 6 bns-od-c131/a4 absolute maximum rating parameter alingap green unit average power dissipation per dot 35 mw peak forward current per dot ( frequency 1khz, 10% duty cycle) 60 ma average forward current per dot 13 0.17 ma forward current derating from 25 0 c 0.33 ma/ reverse voltage per segment 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 electrical / optical characteristics alingap green parameter symbol min. typ. max. unit test condition average luminous intensity per dot i v 480 1269 ucd i p =16ma 1/16duty peak emission wavelength p 571 nm i f =20ma spectral line half-width ? 15 nm i f =20ma dominant wavelength d 572 nm i f =20ma 2.05 2.6 i f =20ma forward voltage any dot v f 2.3 2.8 v i f =80ma reverse current any dot i r 100 a v r =5v luminous intensity matching ratio (similar light area) i v -m 2:1 i p =16ma 1/16duty
lite-on technology corporation property of lite-on only part no.: LTP-7388KM-J page: 5 of 6 bns-od-c131/a4 absolute maximum rating parameter alingap haper red unit average power dissipation per dot 40 mw peak forward current per dot ( frequency 1khz, 10% duty cycle) 90 ma average forward current per dot 15 0.2 ma forward current derating from 25 0 c 0.33 ma/ reverse voltage per segment 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 electrical / optical characteristics alingap haper red parameter symbol min. typ. max. unit test condition average luminous intensity per dot i v 480 1238 ucd i p =16ma 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 2.05 2.6 i f =20ma forward voltage any dot v f 2.3 2.8 v i f =80ma reverse current any dot i r 100 a v r =5v luminous intensity matching ratio (similar light area) i v -m 2:1 i p =16ma 1/16duty note: luminous intensity is measured with a light sensor and filter combination that approximates the cie (commission international de l?eclairage) eye-response curve.
lite-on technology corporation property of lite-on only part no.: LTP-7388KM-J page: 6 of 6 bns-od-c131/a4 typical electrical / optical characteristic curves (25 o c ambient temperature unless otherwise noted)
|
