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BRIGHT LED ELECTRONICS CORP. SINCE 1981 BT-N404RD 1. 2. 3. 4. 5. 6. 7. Features : 0.40 inch (10.20mm) Digit Height. Continuous uniform segments. Low power requirement. Excellent characters appearance. Solid state reliability. Categorized for luminous intensity. Multiplex drive common cathode. Package Dimensions : 5.80(.228) 10.20(.402) 15.70(.618) 12.70(.500) 30.20(1.190) 7.00(.276) 6.90.5 (.272.020) 1. 2. 3. Description : The BT-N404RD is a 10.2 mm (0.4") high three digit seven segments display. This product use hi-eff red chips, which are made from GaAsP on GaP substrate. This product have a black face and white segments. 2.54(.100) Notes: 1. All dimensions are in millimeters(inches). 2. Tolerance is 0.25mm(.01")unless otherwise specified. 3. Specifications are subject to change without notice. 4. This product doesn't contain restriction substance, comply ROHS standard. Internal Circuit Diagram : http://www.brtled.com 12 9 8 D3 D1 D2 D3 A D1 D2 F B G A B C D E F G DP A B C D E F G DP A B C D E F G DP E C D DP PIN 1. 11 7 4 2 1 10 5 3 NC: 6. Ver.2.0 Page 1 of 3 BRIGHT LED ELECTRONICS CORP. SINCE 1981 BT-N404RD Absolute Maximum Ratings(Ta=25) Parameter Power Dissipation Per Segment Forward Current Per Segment Peak Forward Current Per Segment Reverse Voltage Per Segment Operating Temperature Storage Temperature Soldering Temperature (1/16" From Body) Symbol Pd IF IFP (Duty 1/10, 1KHZ) VR Topr Tstg Tsol Rating 80 30 150 5 -40~80 -40~85 260 For 5 Seconds Unit mW mA mA V - Electrical And Optical Characteristics(Ta=25) Parameter Forward Voltage Per Segment Luminous Intensity Per Segment Reverse Current Per Segment Peak Wave Length Symbol Condition Vf Iv IR IF=10mA IF=10mA VR=5V Min. - Typ. 1.9 3.0 - Max. 2.5 - Unit V mcd A nm nm nm Dominant Wave Length http://www.brtled.com p IF=10mA 640 d IF=10mA 626 IF=10mA 40 - 100 636 Spectral Line Half-width Ver.2.0 Page 2 of 3 BRIGHT LED ELECTRONICS CORP. SINCE 1981 BT-N404RD Typical Electro-Optical Characteristics Curves (25 Ambient Temperature Unless Otherwise Noted) Fig.1 Relative Radiant Intensity VS. Wavelength 1.0 Relative Radiant Intensity 0.5 0 560 590 620 650 680 710 740 Wavelength(nm) Fig.3 Relative Luminous Intensity VS. Ambient Temperature Relative Luminous Intensity (@20mA) 0 1 2 3 4 5 50 Fig.2 Forward Current VS. Forward Voltage 3.0 2.5 2.0 1.5 1.0 0.5 Forward Current (mA) 40 30 20 10 0 Forward Voltage (V) Fig.4 Relative Luminous Intensity VS. Forward Current 0 -40 Ambient Temperature Ta( C) Fig.5 Forward Current Derating Curve VS. Ambient Temperature -20 0 20 40 60 Relative Luminous Intensity (@20mA) 3.0 50 40 30 2.0 Forward Current(mA) http://www.brtled.com 20 1.0 10 0 0.0 0 10 20 30 40 50 0 20 40 60 80 100 120 Forward Current(mA) Ambient Temperature Ta( C) Ver.2.0 Page 3 of 3 |
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