Square display LEDs SEL1921D Outline drawing A 2.8±0.2 20.0min 6.0±0.5 6.0±0.2 ±0.2 2.0 Cathode 0.5 Cathode mark 0.5 3.0±0.2 (2.0) Cathode mark 0.5 ■SEL1024 series ■SEL1022 series SEL1824D Outline drawing C 1.1max 0.8 0.5 ±0.1 0.5 19.0min 0.8 ∗ 4.5 4.0 3.0±0.15 Cathode 1.0±0.15 4.9 1.1max 0.8 2.5 3.2±0.2 ±0.2 0.5 (1.0) 20.0min 4.5±0.5 (8.5) ±0.15 (P.2.54) ∗ 4.0±0.2 5.0±0.2 (P.2.54) 19.0min 0.8 9.0±0.2 Outline drawing D ±0.1 20.0min 5.0±0.5 Cathode ∗ 3.8±0.2 5.0±0.2 5.0±0.2 1.1max 0.8 0.5±0.1 Cathode SEL1422G 19.0min 0.8 (P.2.54) (2.0) 1.1max 0.8 ∗ (P.2.54) 19.0min 0.8 Outline drawing B ±0.1 20.0min 6.0±0.5 6.0±0.2 1.5±0.2 SEL1120R ■SEL1021 series 1.5±0.2 ■SEL1020 series 0.5 2.8 ■External dimensions: Unit: mm Tolerance: ±0.3 ∗ Resin heap: 1.5 mm Max 24 Absolute maximum ratings (Ta=25°C) Symbol Unit Ratings IF mA 30 IFP mA 100 VR V 3 Top °C –30 to +85 Tstg °C –30 to +100 Type No. SEL1120R SEL1420G SEL1720Y SEL1820D SEL1920D SEL1121R SEL1421G SEL1721Y SEL1821D SEL1921D SEL1222R SEL1422G SEL1722Y SEL1822D SEL1922D SEL1124R SEL1424G SEL1724Y SEL1824D SEL1924D Display form (ø: mm) 2×5 2×5 2×5 2×5 2×5 3×5 3×5 3×5 3×5 3×5 2.5×5 2.5×5 2.5×5 2.5×5 2.5×5 1×4.9 1×4.9 1×4.9 1×4.9 1×4.9 Electro-optical characteristics (Ta=25°C) Type of lens Emitting color Red tinted, diffused Green tinted, diffused Yellow tinted, diffused Orange tinted, diffused Orange tinted, diffused Red tinted, diffused Green tinted, diffused Yellow tinted, diffused Orange tinted, diffused Orange tinted, diffused Red tinted, diffused Green tinted, diffused Yellow tinted, diffused Orange tinted, diffused Orange tinted, diffused Red tinted, diffused Green tinted, diffused Yellow tinted, diffused Orange tinted, diffused Orange tinted, diffused Red Green Yellow Amber Orange Red Green Yellow Amber Orange High intensity red Green Yellow Amber Orange Red Green Yellow Amber Orange IR IV Condition (µA) Condition (mcd) Condition IF VR IF max (mA) max typ (mA) (V) 0.7 10 2.0 20 0.7 2.5 10 50 3 2.0 10 0.7 0.7 10 2.0 20 0.7 2.5 10 50 3 1.5 10 0.7 5.0 20 4.0 4.0 2.5 10 50 3 10 2.5 3.0 0.7 10 2.0 20 2.5 10 50 3 0.7 2.1 10 0.7 VF (V) typ 2.0 1.9 2.0 1.9 1.9 2.0 1.9 2.0 1.9 λp ∆λ Outline drawing (nm) typ 700 560 570 610 587 700 560 570 610 587 630 560 570 610 587 700 560 570 610 587 100 20 40 35 33 100 20 40 35 33 35 20 40 35 33 100 20 40 35 33 A B C D 25