BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BB-B4174
●
Features:
1. Chip material: GaAsP/GaP
2. Emitted color : Hi-Eff Red
3. Lens Appearance : Orange Diffused
4. Pulse Rate 2.4 Hz (VDD=5V)
5.
Operating Voltage：3V~12V (DC)
6. Easily be driven by TTL & C-MOS
circuit no external circuit needed
7. Long life solid state reliability.
8. This product don’t contained restriction
substance, compliance ROHS standard.
●Package
dimensions
5.0(.197)
8.6(.339)
1.0(.04)
1.5(.059) MAX.
25.4(1.0) MIN.
5.7(.22)
0.5(.02)
SQ. TYP.
Cathode
1.0(.04) MIN.
2.54(.10)
NOM.
FLAT DENOTES CATHODE
●
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
Operating Voltage
Reverse
Voltage
Operating Temperature
Storage Temperature
Soldering Temperature
Symbol
V
O
V
R
Topr
Tstg
Tsol
Rating
12(max)
5(max)
-40
℃
~80
℃
-40
℃
~85
℃
260
℃
(for 5 seconds)
Unit
V
V
Ver.1.0 Page: 1 of 2
BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BB-B4174
●
Electrical and optical characteristics(Ta=25℃)
Parameter
Pulse Rate
Luminous Intensity
Peak Wave Length
Dominant Wave Length
Spectral Line Half-width
Viewing Angle
Symbol
Pd
Iv
λp
λd
∆λ
2θ
1/2
Condition
VDD=5V
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
Min.
2.0
-
-
617
-
-
Typ.
2.4
60
640
-
40
45
Max.
2.8
-
-
638
-
-
Unit
Hz
mcd
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
540
640
740
0
20
40
60
80
100
Wavelength
λ(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
1
2
3
4
5
2.5
Forward current(mA)
2.0
30
1.5
20
1.0
10
0.5
0
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.1.0 Page: 2 of 2
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