BRIGHT LED ELECTRONICS CORP. BM-07257ND-AA SINCE 1981 1. Features : ● Package Dimensions : 0.7 inch (17.70mm) matrix height. 2. Dot size 2.0mm. 3. Low power requirement. 4. Excellent characters appearance. 5. Solid state reliability. 6. Multiplex drive , column cathode com. and row anode com. 7. Single color available. 8. Categorized for luminous intensity. 9. Stackable vertically and horizontally. 2.54*4 PIN12 PIN1 17.70(.697) 2.54*6 PIN6 2.54x5=12.70(.500) ● PIN7 12.70(.500) 2.0(.079) 6.10(.240) ● 1. Description : The BM-07257ND is a 17.70mm(0.7") 0.50(.020) 3.00(.118) MIN. 7.62(.300) matrix height 5×7 dot matrix display. 2. This product use green chips, which are made from GaP on GaP substrate. 3. This product have a black face and white dots. 4. This product doesn't contain restriction 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. substance, comply ROHS standard. ● Internal Circuit Diagram : 佰鴻工業股份有限公司 http://www.brtled.com Ver.2.0 Page 1 of 3 BRIGHT LED ELECTRONICS CORP. BM-07257ND-AA SINCE 1981 ● Absolute Maximum Ratings(Ta=25℃) Parameter Symbol Rating Unit Power Dissipation Per Dot Pd 80 mW Forward Current Per Dot IF 30 mA IFP (Duty 1/10, 1KHZ) 150 mA VR 5 V Operating Temperature Topr -40℃~80℃ - Storage Temperature Tstg -40℃~85℃ - Soldering Temperature (1/16" From Body) Tsol 260℃ For 5 Seconds - Peak Forward Current Per Dot Reverse Voltage Per Dot ● Electrical And Optical Characteristics(Ta=25℃) Parameter Symbol Condition Min. Typ. Max. Unit Forward Voltage Per Dot VF IF=10mA - 2.1 2.5 V Luminous Intensity Per Dot Iv IF=10mA - 8.0 - mcd 佰鴻工業股份有限公司 http://www.brtled.com Reverse Current Per Dot IR VR=5V - - 100 µA Peak Wave Length λp IF=10mA - 568 - nm Dominant Wave Length λd IF=10mA 569 - 574 nm Spectral Line Half-width ∆λ IF=10mA - 30 - nm Ver.2.0 Page 2 of 3 BRIGHT LED ELECTRONICS CORP. BM-07257ND-AA SINCE 1981 Typical Electro-Optical Characteristics Curves (25℃ Ambient Temperature Unless Otherwise Noted) Fig.1 Relative Radiant Intensity VS. Wavelength Relative Radiant Intensity 1.0 0.5 0 460 490 520 550 Wavelength(nm) Fig.2 Forward Current VS. Forward Voltage Relative Luminous Intensity (@20mA) Forward Current (mA) 50 40 30 20 10 0 1 2 3 4 5 3.0 580 3.0 610 640 Fig.3 Relative Luminous Intensity VS. Ambient Temperature 2.5 2.0 1.5 1.0 0.5 0 -40 -20 0 20 40 60 Ambient Temperature Ta( C) Forward Voltage (V) Fig.4 Relative Luminous Intensity VS. Forward Current 50 Fig.5 Forward Current Derating Curve VS. Ambient Temperature 佰鴻工業股份有限公司 http://www.brtled.com Forward Current(mA) Relative Luminous Intensity (@20mA) ● 2.0 1.0 0.0 0 10 20 30 40 Forward Current(mA) 50 40 30 20 10 0 20 40 60 80 100 120 Ambient Temperature Ta( C) Ver.2.0 Page 3 of 3 BRIGHT LED ELECTRONICS CORP. BM-07257ND-AA SINCE 1981 ● Bin Limits 1. Intensity Bin Limits (At IF= 10mA) Bin Code Min. (mcd) Max. (mcd) P 5.84 7.89 Q 7.6 10.26 R 9.88 13.34 2. Colour Bin Limits (At IF= 10mA):Dominant Wave Length λd (nm) ● Bin： x Bin Code Min. (nm) Max. (nm) 1 569 570.5 2 570.6 572.0 3 572.1 574 x Colour bin code Intensity bin code 佰鴻工業股份有限公司 http://www.brtled.com Ver.2.0 Page 4 of 3