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LTP254FFM-02 Dataheets PDF



Part Number LTP254FFM-02
Manufacturers LITE-ON Electronics
Logo LITE-ON Electronics
Description 16 x 16 Multicolor Dot Matrix LED Display
Datasheet LTP254FFM-02 DatasheetLTP254FFM-02 Datasheet (PDF)

3 16 16 Multicolor Dot Matrix LED Displays LTP-254FFM-02 Series Features 2.52 inch (64.00mm) matrix height. Low power requirement. Excellent characters and appearance. High contrast. High brightness. Wide viewing angle. 16 16 array with X-Y select. Stackable vertically and horizontally. Categorized for luminous intensity. Description The LTP-254FFM-02 is 2.52 inch (64.00mm) matrix height 16 16 dot matrix displays. This display utilizes standard green & AlGaAs red LED chips. The green LED chips .

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3 16 16 Multicolor Dot Matrix LED Displays LTP-254FFM-02 Series Features 2.52 inch (64.00mm) matrix height. Low power requirement. Excellent characters and appearance. High contrast. High brightness. Wide viewing angle. 16 16 array with X-Y select. Stackable vertically and horizontally. Categorized for luminous intensity. Description The LTP-254FFM-02 is 2.52 inch (64.00mm) matrix height 16 16 dot matrix displays. This display utilizes standard green & AlGaAs red LED chips. The green LED chips are made from GaP on transparent GaP substrate. The AlGaAs red LED chips are made from AlGaAs on a GaAs substrate. and it has black face and a diffusion film is added on it. Package Dimension Notes : All dimensions are in millimeters(Inchs.) tolerance is : 0.25mm(0.01")unless otherwise Noted. Devices Part No. LTP-254FFM-02 Source Color Green & AlGaAs Red Description 16 16 Dot Matrix Anode Row Cathode Column 9-105 DISPLAYS Pin Connection No 1 2 3 4 5 6 7 8 9 10 11 12 (Com.=Common, An.=Anode, Ca.= Cathode, Col.=Column) No 13 14 15 16 17 18 19 20 21 22 23 24 Connection Com. An. Row 5 Ca. Column 8 Green Ca. Column 1 Green Ca. Column 2 Red Ca. Column 7 Green Ca. Column Row 9 Ca. Column 4 Green Com. An. Row 10 Com. An. Row 11 Com. An. Row 12 Ca. Column 1 Red Com. An. Row 13 Connection Com. An. Row 3 Ca. Column 5 Red Ca. Column 7 Red Ca. Column 8 Red Ca. Column 6 Green Ca. Column 6 Red Ca. Column 5 Green Ca. Column 2 Green Ca. Column 4 Red Ca. Column 3 Green Ca. Column 3 Red Com. An. Row 14 No 25 26 27 28 29 30 31 32 33 34 35 36 Connection Com. An. Row 15 Ca. Column 14 Green Ca. Column 15 Red Ca. Column 14 Red Ca. Column 13 Red Ca. Column 13 Green Ca. Column 11 Red Ca. Column 10Green Ca. Column 9 Green Ca. Column 10 Red Ca. Column 12 Red Com. An. Row 14 No 37 38 39 40 41 42 43 44 45 46 47 48 Connection Com. An. Row 16 Ca. Column 16 Green Ca. Column 15 Green Ca. Column 16 Red Com. An. Row 2 Ca. Column 12 Green Com. An. Row 8 Ca. Column 1 Red Com. An. Row 7 Com. An. Row 6 Ca. Column 11 Green Com. An. Row 1 Internal Circuit Diagram Absolute Maximum Ratings at Ta=25 Parameter Power Dissipation Per Dot Peak Forward Current Per Dot Average Forward Current Per Dot Derating Linear from 25 Per Dot Reverse Voltage Per Dot Operating Temperature Range Storage Temperature Range Solder Temperature 1/16 Inch Below Seating Plane for 3 Seconds at 260 Green 75 100 13 0.17 5 AlGaAs Red 75 125 15 0.20 -35 -35 5 to +85 to +85 Unit mW mA mA mA/ V 9-106 Electrical Optical Characteristics at Ta=25 Green Parameter Average Luminous Intensity Peak Emission Wavelength Spectral Line Half-Width Dominant Wavelength Forward Voltage, and Dot Reverse Current, and Dot Luminous Intensity Matching Ratio d VF IR I V-m Symbol IV P Min. Typ. 570 565 30 569 2.1 3.0 Max. Unit cd nm nm nm Test Condition IP=80mA 1/16 Duty IF=20mA IF=20mA IF=20mA IF=20mA IF=80mA VR=5V IF=10mA 2.6 3.7 100 2:1 V V A AlGaAs Red Parameter Average Luminous Intensity Peak Emission Wavelength Spectral Line Half-Width Dominant Wavelength Forward Voltage, and Dot Reverse Current, and Dot Luminous Intensity Matching Ratio d VF IR I V-m Symbol IV P Min. Typ. 900 660 20 638 2.3 2.5 Max. Unit cd nm nm nm Test Condition IP=80mA 1/16 Duty IF=20mA IF=20mA IF=20mA IF=20mA IF=80mA VR=5V IF=10mA 2.9 3.1 100 2:1 V V A Note: Luminous intensity is measured with a light sensor and filter combination that approximates the CIE (Commision Internationale De L’Eclairage) eye-response curve. 9-107 DISPLAYS Typical Electrical/Optical Characteristic Curves (25 Ambient Temperatrue Unless Otherwise Noted) 9-108 .


LTP-254FFM-02 LTP254FFM-02 LTP2058A


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