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L1939_15 [HAMAMATSU]

Infrared LED;
L1939_15
型号： L1939_15
厂家： HAMAMATSU CORPORATION    HAMAMATSU CORPORATION
描述：

Infrared LED
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中文：  中文翻译
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L E D  
Infrared LED  
L1939 series  
φ300 µm emission spot, no electrode in emission area  
Features  
Applications  
Small emission spot: φ300 µm  
Wide directivity  
High reliability, long life  
Auto-focus  
Optical switches  
Mark sensors  
Absolute maximum ratings (Ta=25 °C)  
ꢀ
Parameter  
Symbol  
Condition  
Value  
100  
5
Unit  
mA  
V
Forward current  
Reverse voltage  
IF  
VR  
Pulse width=10 µs  
Duty ratio=1 %  
Pulse forward current  
IFP  
1.5  
A
O perating tem perature Topr  
-30 to +85  
-40 to +100 *  
°C  
°C  
Storage temperature  
Tstg  
* L1939 is guaranteed to resist temperature cycle test of up to 5 cycles.  
Electrical and optical characteristics (Ta=25 °C)  
ꢀ
L1939  
Typ.  
L1939-04  
Typ.  
Parameter  
Symbol  
Condition  
Unit  
nm  
Min.  
870  
Max.  
920  
Min.  
870  
Max.  
920  
Peak emission  
wavelength  
IF=50 mA  
890  
890  
λp  
Spectral half width  
IF=50 mA  
IF=50 mA  
IF=1.5 A  
VR=5 V  
IF=50 mA  
IF=50 mA  
IF=50 mA, 10 to 90 %  
IF=50 mA, 90 to 10 %  
-
-
-
-
50  
1.4  
2.7  
-
10.0  
0.4  
0.45  
0.45  
-
-
-
-
-
50  
1.4  
2.7  
-
2.8  
0.35  
0.45  
0.45  
-
nm  
V
V
∆λ  
VF  
VFP  
IR  
Forward voltage  
Pulse forward voltage  
Reverse current  
Radiant flux  
Radiant illuminance  
Rise time  
1.5  
3.4  
5
-
-
1.5  
3.4  
5
-
-
µA  
8.0  
2.0  
mW  
mW/cm2  
µs  
φe  
PE  
tr  
-
-
-
-
-
-
0.7  
0.7  
0.7  
0.7  
Fall time  
tf  
µs  
Infrared LED L1939 series  
ꢀꢀEmission spectrum  
ꢀꢀRadiant flux vs. forward current  
ꢀꢀForward current vs. forward voltage  
(Typ. Ta=25 ˚C, tw=100 µs, 0.1 %)  
(Typ. Ta=25 ˚C, tw=100 µs, 0.1 %)  
(Typ. Ta=25 ˚C, IF=50 mA)  
10000  
100  
80  
60  
40  
20  
0
1000  
L1939  
100  
1000  
100  
10  
10  
L1939-04  
1
700  
800  
900  
1000  
1.0  
1.5  
2.0  
2.5  
3.0  
1
10  
100  
1000  
10000  
WAVELENGTH (nm)  
FORWARD VOLTAGE (V)  
FORWARD CURRENT (mA)  
KLEDB0201EA  
KLEDB0146EA  
KLEDB0147EA  
ꢀꢀDirectivity  
ꢀꢀRadiant output vs. ambient  
ꢀꢀAllowable forward current vs.  
temperature  
ambient temperature  
(Typ. I  
F
=50 mA)  
(Typ.)  
+3  
+2  
+1  
0
100  
80  
(Typ. Ta=25 ˚C)  
0˚  
10˚  
10˚  
20˚  
20˚  
30˚  
40˚  
30˚  
40˚  
L1939  
50˚  
50˚  
60˚  
60˚  
60  
-1  
-2  
-3  
-4  
-5  
L1939-04  
70˚  
70˚  
80˚  
90˚  
80˚  
90˚  
40  
100 80 60 40 20  
0
20 40 60 80 100  
20  
0
RELATIVE RADIANT OUTPUT (%)  
Except for reflection ingredient of the base.  
-40  
-20  
0
20  
40  
60  
80  
100  
-40  
-20  
0
20  
40  
60  
80  
100  
AMBIENT TEMPERATURE (˚C)  
AMBIENT TEMPERATURE (˚C)  
KLEDB0148EA  
KLEDB0145EA  
KLEDB0027EB  
ꢀꢀAllowable forward current  
ꢀꢀ Dimensional outlines (unit: mm)  
vs. duty ratio  
(Typ. Ta=25 ˚C)  
ꢀꢀL1939-04  
ꢀꢀL1939  
10  
5.4 ± 0.2  
4.7 ± 0.1  
5.4 ± 0.1  
4.2 ± 0.1  
PULSE WIDTH=1 µs  
CLEAR EPOXY RESIN  
GLASS WINDOW  
3.0 ± 0.1  
1
PULSE WIDTH=10 µs  
PULSE WIDTH=100 µs  
0.1  
0.45  
LEAD  
0.45  
LEAD  
2.54 ± 0.2  
0.01  
0.01  
0.1  
1
10  
100  
2.54 ± 0.2  
DUTY RATIO (%)  
KLEDB0149EA  
COMMON TO CASE  
COMMON TO CASE  
KLEDA0009ED  
KLEDA0053EB  
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.  
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  
Cat. No. KLED1023E01  
Apr. 2001 DN  

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