l7850-01 Hamamatsu Photonics, K.K.,, l7850-01 Datasheet - Page 2

• Manufacturer Part Number: l7850-01
• Description: Infrared Led
• Manufacturer: Hamamatsu Photonics, K.K.,

2
HAMAMATSU PHOTONICS K.K., Solid State Division
1126-1 Ichino-cho, Hamamatsu City, 435-8558 Japan, Telephone: [phone], Fax: [phone], 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: [phone], Fax: [phone]
Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: [phone], Fax: [phone]
France: Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: [phone], Fax: [phone]
United Kingdom: Hamamatsu Photonics UK Limited: 2 Howard Court, 10 Tewin Road, Welwyn Garden City, Hertfordshire AL7 1BW, United Kingdom, Telephone: [phone], Fax: [phone]
North Europe: Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171 41 Solna, Sweden, Telephone: [phone], Fax: [phone]
Italy: Hamamatsu Photonics Italia S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: [phone], Fax: [phone]
Allowable forward current vs.
duty ratio
Emission spectrum
Directivity
30˚
40˚
50˚
60˚
70˚
80˚
90˚
0.01
100
0.1
80
60
40
20
10
0
1
0.01
1.2
20˚
RELATIVE RADIANT OUTPUT (%)
PULSE WIDTH=10 µs
L7850-01
1.3
0.1
10˚
PULSE WIDTH=100 µs
WAVELENGTH (µm)
DUTY RATIO (%)
100
60
40
%
%
80
%
20
%
1.4
%
1
(Typ. Ta=25 ˚ C, I
PULSE WIDTH=1 µs
10˚
L7850
(Typ. Ta=25 ˚C)
(Typ. Ta=25 ˚C)
1.5
10
20˚
F
=50 mA)
KLEDB0225EA
1.6
100
30˚
40˚
50˚
60˚
70˚
80˚
90˚
KLEDB0233EA
KLEDB0236EA
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.
Dimensional outlines (unit: mm)
COMMON TO CASE
Radiant flux vs. forward current
Radiant output vs. ambient
temperature
GLASS WINDOW
3.0 ± 0.1
100
0.1
+3
+2
+1
10
-1
-2
-3
-4
-5
0
1
-40
10
LEAD
0.45
-20
AMBIENT TEMPERATURE (˚C)
FORWARD CURRENT (mA)
0
L7850
2.54 ± 0.2
5.4 ± 0.2
4.7 ± 0.1
(Typ. Ta=25 ˚ C, tw=100 µs, 0.1 % )
20
100
40
60
(Typ. I
KLEDA0071EB
80
F
=50 mA)
1000
100
KLEDB0234EA
Infrared LED
KLEDB0237EA
Forward current vs. forward voltage
Allowable forward current vs.
ambient temperature
1000
100
100
80
60
40
20
10
COMMON TO CASE
0
0.5
-40
-20
AMBIENT TEMPERATURE (˚C)
LEAD
L7850 series
FORWARD VOLTAGE (V)
1.0
0.45
0
L7850-01
(Typ. Ta=25 ˚ C, tw=100 µs, 0.1 % )
20
2.54 ± 0.2
4.65 ± 0.1
1.5
5.4 ± 0.2
40
60
2.0
80
Cat. No. KLED1036E01
Dec. 2001 DN
(Typ.)
KLEDA0074EA
100
2.5
KLEDB0235EA
KLEDB0027EB