BRIGHT LED ELECTRONICS CORP. BS-CA25RD SINCE 1981 ● Features : 1. 1.00 inch (25.60mm) 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 : 13.70(.539) 10 2.54(.100) 25.60(1.008) 33.00(1.299) 5.08(.200) 22.80(.897) 1.6(.063) 8.80(.346) ● 1. Description : alphanumeric display. This product use bright red chips, which are made from GaP on GaP substrate. 3. 18.00(.708) 3.00(.118) MIN. The BS-CA25RD is a 25.60mm(1.00") high single digit 16-segment 2. 0.50(.020) This product have a black face and 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. white segments. ● Internal Circuit Diagram : Ver.1.0 Page 1 of 3 BRIGHT LED ELECTRONICS CORP. BS-CA25RD SINCE 1981 ● Absolute Maximum Ratings(Ta=25℃) Parameter Symbol Rating Unit Power Dissipation Per Segment Pd 80 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 - 4.2 5.0 V Luminous Intensity Per Segment Iv IF=10mA - 3.5 - mcd Reverse Current Per Segment IR VR=5V - - 100 µA Peak Wave Length λp IF=10mA - 700 - nm Dominant Wave Length λd IF=10mA - 650 - nm Spectral Line Half-width ∆λ IF=10mA - 100 - nm Ver.1.0 Page 2 of 3 BRIGHT LED ELECTRONICS CORP. BS-CA25RD 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 Fig.2 Forward Current VS. Forward Voltage 40 30 20 10 0 700 Wavelength(nm) Relative Luminous Intensity (@20mA) Forward Current (mA) 50 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) 50 800 850 Fig.3 Relative Luminous Intensity VS. Ambient Temperature 3.0 2.5 2.0 1.5 1.0 0.5 0 -40 -20 0 20 40 60 Fig.5 Forward Current Derating Curve VS. Ambient Temperature 25 Forward Current(mA) 3.0 750 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