NTE3051 0.27” Polarity and Overflow Numeric Display, Common Anode Description: The NTE3051 display is mounted on a lead–frame assembly which is then cast within a clear, electrically non–conductive, transparent plastic compound. Features: D 0.27” High Characters D High Brightness D Low Power Requirements D Single–Plane Wide–Angle Visibility D Compatible with Most TTL and DTL Circuits Absolute Raximum Ratings: (Over Ambient Temperature Range unless otherwise specified) Reverse Voltage (TA = +25°C), VR Each Segment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V Decimal Point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3V Peak Forward Current, each Segment or Decimal Point (Note 1), IFP . . . . . . . . . . . . . . . . . . . 200mA Continuous Forward Current, IF Each Segment or Decimal Point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30mA Total Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150mA Operating Ambient Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +100°C Note 1. This value applies for PRR ≥ 60Hz, Duty Cycle ≤ 10%. Operating Characteristics: (TA = +25°C unless otherwise specified) Parameter Luminous Intensity Each Segment Symbol IV Test Conditions IF = 20mA, Note 2 Decimal Point Wavelength at Peak Emission Each Segment λP IF = 20mA Decimal Point Spectral Bandwidth between Half Points B IF = 20mA Min Typ Max Unit 100 275 – µcd 40 110 – µcd 640 660 680 nm 645 665 685 nm – 20 – nm Note 2. Luminous intensity is measured with a solar cell and filter combination which approximates the CIE (International Commission on Illumination) eye–response curve. Operating Characteristics (Cont’d): (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Average Temperature Coefficient of Static Forward Voltage Each Segment IF = 20mA, TA = 0° to +70°C Decimal Point Min Typ Max Unit – –2.7 – mV/°C – 1.4 – mV/°C Static Reverse Current IR VR = 3V – – 100 µA Anode–to–Cathode Capacitance Each Segment C VR = 0, f = 1MHz – 85 – pF – 120 – pF Decimal Point Pin Connection Diagram Anode Common C/D No Pin No Pin No Pin No Pin No Pin Cathode D 1 2 3 4C 5 D 6 7 14 13 A12 11 B 10 9 8 Anode Common A/B No Pin No Pin Cathode A Cathode B No Pin Cathode C Orientation Marks 1 14 .300 (7.62) .760 (19.3) .600 (15.24) .270 (6.86) 7 10° 8 .300 (7.62) .100 (2.54) Typ .400 (10.16) .120 (3.05) .200 (5.08) Min