Features
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L5766: Red LED (peak emission wavelength: 660 nm)
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L6287: High-power infrared LED
(peak emission wavelength: 940 nm)
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Miniature plastic package with lens
Applications
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Displacement meters
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Optical proximity switches
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Low-speed optical links (L5766)
LED
Red LED/Infrared LED
Miniature LED
L5766/L6287
L5766 is a red LED molded into a clear plastic package that emits light at a peak wavelength of 660 nm. L6287 is a high-power infrared LED
having the same type of package that emits light at a peak wavelength of 940 nm.
■ Absolute maximum ratings (Ta=25 °C)
Parameter Symbol Condition L5766 L6287 Unit
Forward current IF60 mA
Reverse voltage VR5 V
Pulse forward current IFP Pulse width: 100 µs
Duty ratio: 1 % 0.5 1.0 A
Power dissipation P90 mW
Operating temperature Topr -25 to +85 °C
Storage temperature Tstg -30 to +85 °C
Soldering - 260 °C, 3 s
at least 2.5 mm away from package surface -
■ Electrical and optical characteristics (Ta=25 °C)
L5766 L6287
Parameter Symbol Condition Min. Typ. Max. Min. Typ. Max. Unit
Peak emission wavelength λpIF=20 mA - 660 - - 940 - nm
Spectral half width ∆λ IF=20 mA -20 - - 45 -nm
Forward voltage VFIF=20 mA - 1.8 2.3 - 1.25 1.45 V
Reverse current IRVR=5 V - - 10 - - 10 µA
Fiber coupled optical power * Po IF=20 mA 8-----µW
Radiant flux φeIF=20 mA - - - 1.4 - - mW
Terminal capacitance Ct VR=0 V, f=1 MHz - 30 - - 20 - pF
Rise time tr IF=20 mA - - 300 - - - ns
Fall time tf IF=20 mA --300---ns
* Optical fiber: APF 485/500 µm, L=1 m, open area ratio=0.5; Measurement conditions: The center of the optical fiber is
aligned with the center of the lens on the package. The distance between the fiber end and the lens top is 0.2 mm.
HAMAMATSU PHOTONICS K.K., Solid State Division
1126-1 Ichino-cho, Higashi-ku, Hamamatsu City, 435-8558 Japan, Telephone: (81) 53-434-3311, Fax: (81) 53-434-5184, http://www.hamamatsu.com
U.S.A.: Hamamatsu Corporation: 360 Foothill Road, P.O.Box 6910, Bridgewater, N.J. 08807-0910, U.S.A., Telephone: (1) 908-231-0960, Fax: (1) 908-231-1218
Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49) 08152-3750, Fax: (49) 08152-2658
France: Hamamatsu Photonics France S.A.R.L.: 19, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: 33-(1) 69 53 71 00, Fax: 33-(1) 69 53 71 10
United Kingdom: Hamamatsu Photonics UK Limited: 2 Howard Court, 10 Tewin Road, Welwyn Garden City, Hertfordshire AL7 1BW, United Kingdom, Telephone: (44) 1707-294888, Fax: (44) 1707-325777
North Europe: Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171 41 Solna, Sweden, Telephone: (46) 8-509-031-00, Fax: (46) 8-509-031-01
Italy: Hamamatsu Photonics Italia S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39) 02-935-81-733, Fax: (39) 02-935-81-741
Information furnished by HAMAMATSU is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omissions.
Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. ©2001 Hamamatsu Photonics K.K.
Red LED/Infrared LED
L5766/L6287
Cat. No. KLED1016E01
Mar. 2001 DN
■ Directivity
KLEDB0061EA
■ Radiant output vs. ambient temperature
KLEDB0106EA
■ Allowable forward current vs. ambient temperature
KLEDB0083EA
■ Pulse forward current vs. duty ratio
KLEDB0107EA
90˚
80˚
70˚
60˚
50˚
30˚
RELATIVE RADIANT OUTPUT
40˚
90˚
80˚
70˚
60˚
50˚
30˚
40˚
20˚ 10˚ 0˚ 10˚ 20˚
80 %
100 %
20%
40 %
60 %
(Typ. Ta=25 ˚C)
0.1
-50 -25 0 25 50 75 100
(Typ. normalized at Ta=25 ˚C)
AMBIENT TEMPERATURE (˚C)
RELATIVE RADIANT OUTPUT
1
10
L6287
L5766
100-25 0 25 50 75
0
AMBIENT TEMPERATURE (˚C)
ALLOWABLE FORWARD CURRENT (mA)
70
60
50
40
30
20
10
(Ta=25 ˚C, pulse width ≤ 100
m
s)
DUTY RATIO (%)
PULSE FORWARD CURRENT (mA)
10000
1000
100
10
10
-1
10
2
10
1
10
0
L6287
L5766
4.3 ± 0.3
(INCLUDING BURR)
4.15
3.0
2.4
R 0.9
0.45
0.6
10°
5°
10°5°
0.45
2.54 ± 0.5
(SPECIFIED AT THE LEAD ROOT)
0.6 ± 0.3
(0.8) (1.2)
1.43
4.4315 MIN.
1.4
Shaded area indicates burr.
Tolerance unless otherwise noted: ±0.2, ±2˚
Values in parentheses are not guaranteed,
but for reference.
1.7
(INCLUDING BURR)
L5766
L6287
4.6
+0.6
-0.3
KLEDA0024EA
■ Dimensional outline (unit: mm)
