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| BRIGHT LED ELECTRONICS CORP. SINCE 1981 BS-A311RD-B 1. 2. 3. 4. 5. 6. 7. Features : 0.30 inch (7.62mm) Digit Height. Continuous uniform segments. Low power requirement. Excellent characters appearance. Solid state reliability. Categorized for luminous intensity. Direct drive common anode. Package Dimensions : 5.20(.205) 10 2.54(.100) 7.62(.300) 19.00(.748) 10.10(.394) 1.1(.043) 5.20(.205) 0.50(.020) 5.30.5(.209020) 1. 2. 3. 4. Description : The BS-A311RD-B is a 7.62mm(0.30") high single digit seven segments display. This product use red chips, which are made from GaAsP on GaAs substrate This product have a black face and white segments. This product doesn't contain restriction substance, comply ROHS standard. 7.62(.300) 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. Internal Circuit Diagram : Ver.1.0 Page 1 of 3 BRIGHT LED ELECTRONICS CORP. SINCE 1981 BS-A311RD-B 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 40 200 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 Dominant Wave Length Spectral Line Half-width Symbol Condition Vf Iv IR p d IF=10mA IF=10mA VR=5V IF=10mA IF=10mA IF=10mA Min. - Typ. 1.7 0.6 655 655 20 Max. 2.5 100 - Unit V mcd A nm nm nm Ver.1.0 Page 2 of 3 BRIGHT LED ELECTRONICS CORP. SINCE 1981 BS-A311RD-B 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 0 570 600 630 Wavelength(nm) 660 690 720 750 Relative Luminous Intensity (@20mA) 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 Fig.3 Relative Luminous Intensity VS. Ambient Temperature 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) -20 0 20 40 60 Relative Luminous Intensity (@20mA) 4.0 50 3.0 40 30 20 10 0 Fig.5 Forward Current Derating Curve VS. Ambient Temperature 2.0 1.0 0.0 Forward Current(mA) 20 40 60 80 100 20 40 60 80 100 120 Forward Current(mA) Ambient Temperature Ta( C) Ver.1.0 Page 3 of 3 |
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