Features
l
Pd plated leads
l
Miniature package with lens
l
Peak emission wavelength: 940 nm
Applications
l
Rotary encoders, etc.
LED
Infrared LED
High-power LED with miniature package
L6895-10
L6895-10 is a high-power LED molded into a miniature, clear plastic package that emits infrared light at a peak emission wavelength of 940 nm.
An optical encoder resistant to tough environmental conditions can be configured by combining L6895-10 with S7610-10 (made by Hamamatsu).
■ Absolute maximum ratings (Ta=25 °C)
Parameter Symbol Condition Value Unit
Forward current IF 60 mA
Reverse voltage VR Max. 5 V
Pulse forward current IFP Pulse width: 100 µs
Duty ratio: 1 % 1.0 A
Power dissipation P 90 mW
Operating temperature Topr -30 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)
Parameter Symbol Condition Min. Typ. Max. Unit
Peak emission wavelength λp IF=20 mA - 940 - nm
Spectral half width ∆λ IF=20 mA - 60 - nm
Forward voltage VF I
F=20 mA - 1.25 1.45 V
Reverse current IR VR=5 V - - 10 µA
Radiant flux φe IF=20 mA 1.2 - - mW
Terminal capacitance Ct VR=0 V, f=1 MHz - 20 - pF
1
Infrared LED
L6895-10
■ Emission spectrum ■ Radiant flux vs. forward current
■ Radiant output vs. ambient
temperature
■ Directivity
KLEDB0294EA
KLEDB0115EA
KLEDB0295EA
KLEDB0286EA
■ Forward current vs. forward voltage
KLEDB0116EA
■ Allowable forward current vs. ambient
temperature
KLEDB0083EA
■ Pulse forward current vs. duty ratio
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
Tolerance unless otherwise noted: ±0.2, ±2˚
Shaded area indicates burr.
Values in parentheses are not guaranteed,
but for reference.
Lead surface process: Pd plated
1.7
(Including burr)
4.6
+0.6
-0.3
■ Dimensional outline (unit: mm)
KLEDA0044EA
KLEDB0084EA
90˚
80˚
70˚
60˚
50˚
30˚
Relative radiant output (%)
40˚
90˚
80˚
70˚
60˚
50˚
30˚
40˚
20˚10˚0˚10˚20˚
80 %
20%
40 %
60 %
(Typ. Ta=25 ˚C)
100 %
0.1
10
1
-25 0 25 50 75 100
Ambient temperature (˚C)
Relative radiant output
(Typ. I
F
=20 mA, normalized at Ta=25 ˚C)
100
(Typ.)
-25 0 25 50 75
0
Ambient temperature (˚C)
Allowable forward current (mA)
70
60
50
40
30
20
10
(Typ. Ta=25 ˚C, pulse width
£
100 µs)
0.1 1 10 100
10
Duty ratio (%)
Pulse forward current (mA)
100
1000
10000
Wavelength (nm)
Relative radiant output (%)
800 900 1000 1100
0
40
20
60
80
100 (Typ. Ta=25 ˚C, I
F
=20 mA)
Forward current (mA)
Radiant flux (mW)
1
0.1
1
100
10
10 100
(Typ. Ta=25 ˚C)
Forward voltage (V)
Forward current (mA)
(Typ. Ta=25 ˚C)
1.0 1.1 1.2 1.3 1.4
1
100
10
1.5
2
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, 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) 8152-375-0, Fax: (49) 8152-265-8
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 int. 6, 20020 Arese, (Milano), Italy, Telephone: (39) 02-935-81-733, Fax: (39) 02-935-81-741
Information described in this material is current as of June, 2011. Product specifications are subject to change without pr ior notice due to improvements or other reasons. Before assembly into final products, please contact us for the
delivery specification sheet to check the latest information.
Type numbers of products listed in the delivery specification sheets or supplied as samples may have a suffix "(X)" which means preliminary specifications or a suffix "(Z)" which means developmental specifications.
The product warranty is valid for one year after delivery and is limited to product repair or replacement for defects discovered and repor ted to us within that one year period. However, even if within the warranty period we accept
absolutely no liability for any loss caused by natural disasters or improper product use.
Copying or reprinting the contents described in this material in whole or in part is prohibited without our prior permission.
Infrared LED
L6895-10
Cat. No. KLED1010E05
Jun. 2011 DN 3
