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Datasheet: L1909 (Hamamatsu Corporation)

To-46 Type Gaaias Infrared Led

 

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Hamamatsu Corporation
Features
l High radiant output power
l Direct modulation possible
l High reliability and long life
Applications
l Auto-focus
l Automatic control systems
l Optical switches
l Mark sensors
l Optical remote control
L E D
Infrared LED
TO-46 type GaAlAs infrared LED
L1909
s
Absolute maximum ratings (Ta=25 C)
Parameter
Symbol
Condition
Value
Unit
Forward current
I
F
80
mA
Reverse voltage
V
R
5
V
Pulse forward current
I
FP
Pulse width=10 s
Duty ratio=1 %
1.0
A
Operating temperature
Topr
-30 to +85
C
Storage temperature
Tstg
-40 to +100 *
C
* Guaranteed to resist temperature cycle test of up to 5 cycles.
s
Electrical and optical characteristics (Ta=25 C)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Peak emission wavelength
p
I
F
=50 mA
870
890
920
nm
Spectral half width
I
F
=50 mA
-
80
-
nm
Forward voltage
V
F
I
F
=50 mA
-
1.4
1.5
V
Pulse forward voltage
V
FP
I
F
=1.0 A
-
2.8
3.4
V
Reverse current
I
R
V
R
=5 V
-
-
5
A
Radiant flux
e
I
F
=50 mA
8
10
-
mW
Radiant illuminance
P
E
I
F
=50 mA
-
1.0
-
mW/cm
2
Rise time
tr
I
F
=50 mA, 10 to 90 %
-
0.45
0.7
s
Fall time
tf
I
F
=50 mA, 90 to 10 %
-
0.45
0.7
s
HAMAMATSU PHOTONICS K.K., Solid State Division
1126-1 Ichino-cho, Hamamatsu City, 435-8558 Japan, Telephone: (81) 053-434-3311, Fax: (81) 053-434-5184, 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.: 8, 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: Smidesvgen 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.
Infrared LED
L1909
Cat. No. KLED1014E01
Apr. 2001 DN
s
Emission spectrum
KLEDB0117EB
700
800
900
1000
0
20
40
60
80
100
WAVELENGTH (nm)
RELATIVE RADIANT OUTPUT (%)
(Typ. Ta=25 C, I
F
=50 mA)
s
Allowable forward current vs. duty ratio
KLEDB0038EA
0.01
DUTY RATIO (%)
ALLOWABLE FORWARD CURRENT (A)
0.01
0.1
1
10
100
0.1
1
10
PULSE WIDTH=1
s
(Typ. Ta=25 C)
100
s
10
s
s
Radiant flux vs. forward current
KLEDB0120EA
s
Forward current vs. forward voltage
KLEDB0121EA
1.0
1.5
2.0
2.5
3.0
1
10
100
1000
FORWARD VOLTAGE (V)
FORWARD CURRENT
(mA)
(Typ. Ta=25 C, tw=100 s, 1 %)
KLEDB0118EA
KLEDB0150EA
KLEDB0027EB
RELATIVE RADIANT OUTPUT (%)
(Typ. Ta=25 C)
80 %
40 %
60 %
20 %
20
10
0
10
20
90
80
50
40
30
70
60
90
80
50
40
30
70
60
100
%
AMBIENT TEMPERATURE (C)
RELATIVE RADIANT OUTPUT
(dB)
(Typ. I
F
=50 mA)
-40
-20
0
20
40
60
80
100
-5
-4
-2
0
-3
-1
+1
+3
+2
-40
-20
0
20
(Typ.)
40
60
80
100
0
40
60
80
100
AMBIENT TEMPERATURE (C)
RELATIVE ALLOWABLE FORWARD CURRENT
(%)
20
s
Dimensional outline (unit: mm)
1.12 0.1
CLEAR EPOXY RESIN
5.4 0.1
4.2 0.1
0.45
LEAD
2.54 0.2
2.3 0.3
13.5
COMMON TO CASE
1
10
100
1000
0.1
1
10
100
1000
FORWARD CURRENT (mA)
RADIANT FLUX
(mW)
(Typ. Ta=25 C, tw=100 s, 0.1 %)
KLEDA0009ED
s
Directivity
s
Radiant output vs. ambient
temperature
s
Allowable forward current
vs. ambient temperature
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