BRIGHT LED ELECTRONICS CORP. BS-C285RD-A SINCE 1981 ● Features : 1. 0.28 inch (7.00mm) Digit Height. 2. Continuous uniform segments. 3. Low power requirement. 4. Excellent characters appearance. 5. Solid state reliability. 6. Categorized for luminous intensity. 7. Direct drive common cathode. Package Dimensions : 9.90(.390) 2.54x3=7.62(.300) 4.00(.157) 7.10(.280) ● 0.30(.012) + PIN 1. 6.10(.240) 8.20(.323) 3.9±0.5(.154±020) ● 1. 0.50(.020) Description : The BS-C285RD-A is a 7.00mm (0.28") 1.27x4=5.08(.200) high single digit seven segments display. 2. This product use bright red chips, which are made from GaP on GaP substrate 3. This product have a black face and white segments. 4. ● This product doesn't contain restriction substance, comply ROHS standard. 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 : 8 10 F E PIN NO. 1 A 7 9 G 2 D 4 3,8 6 B C DP 3 5 A 7 B 6 C 4 D E 2 F G 1 10 9 DP 5 Ver.1.0 Page 1 of 3 BRIGHT LED ELECTRONICS CORP. BS-C285RD-A SINCE 1981 ● Absolute Maximum Ratings(Ta=25℃) Parameter Symbol Rating Unit Power Dissipation Per Segment Pd 40 mW Forward Current Per Segment IF 15 mA IFP (Duty 1/10, 1KHZ) 50 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 Segment Reverse Voltage Per Segment ● Electrical And Optical Characteristics(Ta=25℃) Parameter Symbol Condition Min. Typ. Max. Unit Forward Voltage Per Segment Vf IF=10mA - 2.1 2.5 V Luminous Intensity Per Segment Iv IF=10mA - 1.2 - mcd Reverse Current Per Segment IR VR=5V - - 100 µA Peak Wave Length λp IF=10mA - 700 - nm Dominant Wave Length λd IF=10mA 631 - 641 nm Spectral Line Half-width ∆λ IF=10mA - 90 - nm Ver.1.0 Page 2 of 3 BRIGHT LED ELECTRONICS CORP. BS-C285RD-A 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 0 550 600 650 700 750 800 850 Wavelength(nm) Fig.2 Forward Current VS. Forward Voltage Relative Luminous Intensity (@20mA) Forward Current (mA) 50 40 30 20 10 0 0 1 2 3 4 5 Fig.4 Relative Luminous Intensity VS. Forward Current 2.0 1.0 0.0 0 10 20 30 40 Forward Current(mA) 3.0 2.5 2.0 1.5 1.0 0.5 0 -40 50 -20 0 20 40 60 Fig.5 Forward Current Derating Curve VS. Ambient Temperature 25 Forward Current(mA) 3.0 Fig.3 Relative Luminous Intensity VS. Ambient Temperature Ambient Temperature Ta( C) Forward Voltage (V) Relative Luminous Intensity (@20mA) ● 20 15 10 5 0 0 20 40 60 80 100 120 Ambient Temperature Ta( C) Ver.1.0 Page 3 of 3