BD-A51DRD

BRIGHT LED ELECTRONICS CORP. SINCE 1981 BD-A51DRD ● 1. 2. 3. 4. 5. 6. 7. Features : 0.56 inch (14.20mm) Digit Height. Continuous uniform segments. Low power requirement. Excellent characters appearance. Solid state reliability. Categorized for luminous intensity. Direct drive common anode. ● Package Dimensions : 8.10(.315) 8 14.20(.560) 19.00(.748) 15.24(.600) PIN 1. 1.70(.067) 25.00(.984) 8.00(.315) 0.5(.020) ● 1. 2. Description : 2.54(.100) 3.00(.118) MIN. The BD-A51DRD is a 14.20mm(0.56") high dual digit seven segments display. This product use super red chips, which are made from AlGaAs on GaAs substrate. 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. 3. This product have a black face and white segments. ● Internal Circuit Diagram : Ver.1.0 Page 1 of 3 BRIGHT LED ELECTRONICS CORP. SINCE 1981 BD-A51DRD ● 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 Dominant Wave Length Spectral Line Half-width Symbol Condition Vf Iv IR λp λd ∆λ IF=10mA IF=10mA VR=5V IF=10mA IF=10mA IF=10mA Min. 638 - Typ. 1.7 7.5 660 20 Max. 2.5 100 648 - Unit V mcd µA nm nm nm Ver.1.0 Page 2 of 3 BRIGHT LED ELECTRONICS CORP. SINCE 1981 BD-A51DRD ● 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) Fig.5 Forward Current Derating Curve VS. Ambient Temperature -20 0 20 40 60 Relative Luminous Intensity (@20mA) 3.0 50 40 30 20 10 0 2.0 1.0 0.0 Forward Current(mA) 10 20 30 40 50 20 40 60 80 100 120 Forward Current(mA) Ambient Temperature Ta( C) Ver.1.0 Page 3 of 3