BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BD-F542RD
●
1. 2. 3. 4. 5. 6. 7.
Features :
0.56 inch (14.20 mm) Digit Height. Continuous uniform segments. Low power requirement. Excellent characters appearance. Solid state reliability. Categorized for luminous intensity. Duplex drive common cathode.
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Package Dimensions :
8 8.00(.315)
14.2(.560)
19.0(.748)
15.24(.600)
25.00(.984)
1.5(.059)
8.0(.315) 4.3±0.5(.169±020)
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1.
Description :
The BD-F542RD is a 14.20 mm (0.56") high dual digit seven segments display.
0.5(.020) 2.54(.100)
2.
This product use green chips, which are made from GaP on GaP substrate.
3. 4.
This product have a black face and white segments. 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.
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Internal Circuit Diagram :
Ver.1.0 Page 1 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BD-F542RD
●
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 -
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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.
566 -
Typ.
2.1 3.8 568 30
Max.
2.5 100 572 -
Unit
V mcd µA nm nm nm
Ver.1.0 Page 2 of 3
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BD-F542RD
●
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
0 460
490
520
550
580
610
640
Wavelength(nm) Fig.3 Relative Luminous Intensity VS. Ambient Temperature
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
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)
0
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
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