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LM20157AB Scheda tecnica(PDF) 2 Page - LightKey Optoelectronics Ltd. |
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LM20157AB Scheda tecnica(HTML) 2 Page - LightKey Optoelectronics Ltd. |
2 / 3 page LightKey SPEC NO: DS10121830 REV: A.4 CHECKED: Emily Zhou APPROVED: M.H. Lin PAGE: 2/3 HTTP://WWW.DISPLAY-LEDS.COM TEL: 0086-574-86322282 DATE: Jul/20/2011 Datasheet of 2.00 inch 5x7 Square Dot Matrix LED Display Internal Circuit Diagram LM20157A (Common Cathode Row) LM20157B (Common Anode Row) 3 2 4 5 6 7 ROW 1 2 2 3 12 7 1 14 5 8 PIN NO. PIN 9 NO. COL. 13 1 411 3 10 6 4 5 7 2 4 6 5 3 2 ROW 1 7 1 8 5 13 PIN NO. 9 PIN NO. NO. COL. 3 12 4 11 10 3 4 6 5 12 14 Selection Guide Part No. Chip Iv@IF=20mA One Dot Common Cathode Row Common Anode Row Material Color WLD Min. Typ. LM20157AR LM20157BR GaAlAs Super Red 627 8 10 LM20157AD LM20157BD GaAlAs Hi-Red 627 18 25 LM20157AO LM20157BO GaAsP Orange 610 7 9 LM20157AY LM20157BY GaAsP Yellow 588 8 10 LM20157AG LM20157BG GaP Green 568 7 9 LM20157AUR LM20157BUR AlGaInP Ultra Red 627 30 45 LM20157AUO LM20157BUO AlGaInP Ultra Orange 610 45 60 LM20157AUA LM20157BUA AlGaInP Ultra Amber 605 30 45 LM20157AUY LM20157BUY AlGaInP Ultra Yellow 595 30 45 LM20157AUG LM20157BUG AlGaInP Ultra Green 573 30 45 LM20157APG LM20157BPG InGaN Pure Green 525 120 300 LM20157AUB LM20157BUB InGaN Ultra Blue 470 30 45 LM20157AUW LM20157BUW InGaN Ultra White \ 100 120 Unit: \ \ \ nm mcd mcd |
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