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  Datasheet File OCR Text:
 LED
Infrared LED
L3989 series
High power infrared LED
Features Applications
l High reliability l High radiant output power l High-speed response
l Optical fiber communication l Spatial light transmission l Optical switch
s Absolute maximum ratings (Ta=25 C)
Parameter Forward current Reverse voltage Pulse forward current Symbol IF VR IFP Condition Value 80 3 0.8 -30 to +85 -40 to +100 * Unit mA V A C C
Pulse width=10 s Duty ratio=1 %
Operating temperature Topr Storage temperature Tstg * L3989 is guaranteed to resist temperature cycle test of up to 5 cycles.
s Electrical and optical characteristics (Ta=25 C)
Parameter P ea k e m issio n w avele ng th Spectral half width Forward voltage Pulse forward voltage Reverse current Radiant flux Radiant illuminance Cut-off frequency Symbol p VF VFP IR e PE fc Min. 800 IF=50 mA IF=50 mA IF=50 mA IF=0.8 A VR=3 V IF=50 mA 6.0 IF=50 mA IF=50 mA + 1 mAp-p 15 Condition L3989 Typ. 830 40 1.45 2.3 8.0 0.9 30 L3989-01 L3989-02 Unit Max. Min. Typ. Max. Min. Typ. Max. 860 800 830 860 800 830 860 nm 40 40 nm 1.60 1.45 1.60 1.45 1.60 V 2.9 2.3 2.9 2.3 2.9 V 10 10 10 A 2.5 3.6 4.0 5.8 mW 2.2 0.9 mW/cm2 15 30 15 30 MHz
1
Infrared LED
s Emission spectrum
(Typ. Ta=25 C, IF=50 mA) 100
L3989 series
s Radiant flux vs. forward current
1000 (Typ. Ta=25 C, tw=100 s, 0.1 %)
RELATIVE RADIANT OUTPUT (%)
80
RADIANT FLUX (mW)
100
L3989 L3989-02
60
40
10
L3989-01
20
0 700
1
800 900 1000
1
10
100
1000
WAVELENGTH (nm)
KLEDB0212EA
FORWARD CURRENT (mA)
KLEDB0213EA
s Forward current vs. forward voltage
1000 (Typ. Ta=25 C, tw=100 s, 0.1 %)
s Directivity
(Typ. Ta=25 C) 20 10 0 100 % 80 % 10 20
30
30
FORWARD CURRENT (mA)
40
L3989-02
60 %
L3989
40
100
50 60 70 80 20 % 40 % 50 L3989-01 60 70 80 90
10 1.0
90
1.5
2.0
2.5
FORWARD VOLTAGE (V)
KLEDB0214EA
RELATIVE RADIANT OUTPUT (%)
KLEDB0215EA
s Radiant output vs. ambient temperature
(Typ. IF=50 mA) +3
s Allowable forward current vs. ambient temperature
(Typ.)
RELATIVE ALLOWABLE FORWARD CURRENT (%)
RELATIVE RADIANT OUTPUT (dB)
+2 +1 0 -1 -2 -3 -4 -5 -40
100
80
60
40
20
-20
0
20
40
60
80
100
0 -40 -20 0 20 40 60 80 100
AMBIENT TEMPERATURE (C)
KLEDB0216EA
AMBIENT TEMPERATURE (C)
KLEDB0027EB
2
Infrared LED
s Allowable forward current vs. duty ratio
10000 (Typ. Ta=25 C)
L3989 series
ALLOWABLE FORWARD CURRENT (mA)
PULSE WIDTH=1 s 1000 PULSE WIDTH=10 s
PULSE WIDTH=100 s 100
10 0.01
0.1
1
10
100
DUTY RATIO (%)
KLEDB0289EA
s Dimensional outlines (unit: mm) L3989
CLEAR EPOXY RESIN 4.2 0.1
2.3 0.3
L3989-01
5.4 0.1
5.4 0.2 4.65 0.1
L3989-02
5.4 0.2 4.7 0.1
2.7 0.2 13.5
GLASS WINDOW 4.0 0.1
4.5 0.2 6.65 0.2 13.5
1.12 0.1
0.45 LEAD 2.54 0.2
13.5
0.45 LEAD 2.54 0.2
0.45 LEAD 2.54 0.2
COMMON TO CASE
COMMON TO CASE
COMMON TO CASE
KLEDA0067EA
KLEDA0064EB
KLEDA0068EA
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. (c)2006 Hamamatsu Photonics K.K.
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) 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: Smidesvagen 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
Cat. No. KLED1032E02 Jun. 2006 DN
3


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