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BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BL-R5131
Features:
1. Chip material: GaP/GaP 2. Emitted color : Bright Red 3. Lens Appearance : Red Diffused 4. Low power consumption. 5. Most suitable for use like level indicator. 6. Excellent uniformity of light emittance. 7. Long life solid state reliability. 8. Compatible. 9. This product don't contained restriction substance, compliance ROHS standard.
Package dimensions:
4.0(.157) 2.0(.079)
7.0(.276)
1.5(.059) MAX. 25.4(1.00) MIN.
Cathode
0.5(.020) SQ.TYP.
4.0(.157)
2.0(.079) 2.54(.100) NOM. 1.0(.039) MIN.
Applications:
1. TV set 2. Monitor 3. Telephone 4. Computer 5. Circuit board
Notes: 1. All dimensions are in millimeters (inches). 2. Tolerance is 0.25mm (0.01") unless otherwise specified. 3. Lead spacing is measured where the leads emerge from the package. 4. Specifications are subject to change without notice.
Absolute maximum ratings(Ta=25)
Parameter Power Dissipation Forward Current Peak Forward Current*1 Reverse Voltage Operating Temperature Storage Temperature Soldering Temperature Symbol Pd IF IFP VR Topr Tstg Tsol Rating 40 15 50 5 -40~80 -40~85 260(for 5 seconds) Unit mW mA mA V
*1Condition for IFP is pulse of 1/10 duty and 0.1msec width. Ver.2.0 Page 1 of 2
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BL-R5131
Electrical and optical characteristics(Ta=25)
Parameter Forward Voltage Luminous Intensity Symbol VF Iv IR p d 21/2 Condition IF=20mA IF=20mA VR=5V IF=20mA IF=20mA IF=20mA IF=20mA Min. Typ. 2.3 1.0 700 650 100 120 Max. 2.6 100 Unit V mcd
Reverse Current
Peak Wave Length Dominant Wave Length Spectral Line Half-width Viewing Angle
A
nm nm nm deg
Typical electro-optical characteristics curves
Fig.1 Relative intensity vs. Wavelength
1.0 60
Fig.2 Forward current derating curve vs. Ambient temperature
50
Relative radiant intensity
Forward current(mA)
40
0.5
30
20
10
0
600
700
800
0
20
40
60
80
100
Wavelength (nm)
Ambient temperature Ta()
Fig.3 Forward current vs. Forward voltage
50 3.0
Fig.4 Relative luminous intensity vs. Ambient temperature
40
Relative luminous intensity
2.5
Forward current(mA)
2.0
30
1.5
20
1.0
10
0.5
0
1
2
3
4
5
0 -40
-20
0
20
40
60
Forward voltage(V)
Ambient temperature Ta()
Fig.5 Relative luminous intensity vs. Forward current
2.0
Fig.6 Radiation diagram
0 10 20 30
Relative luminous intensity(@20mA)
1.5
Relative radiant intensity
1.0
40
1.0
0.9 0.8
50 60 70
0.5
0.7
80 90
0
10
20
30
40
50
0.5
0.3
0.1
0.2
0.4
0.6
Forward current (mA)
Ver.2.0 Page 2 of 2

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