Infrared LED
L2204/L2402/L3458 series
4-pin plastic package, infrared LED
www.hamamatsu.com
Parameter Symbol Condition Value Unit
Forward current IF65 mA
Reverse voltage VR5V
Pulse forward current IFP Pulse width=10 μs
Duty ratio=1% 1.0 A
Operating temperature Topr -25 to +80 °C
Storage temperature Tstg -30 to +100 °C
Note: Exceeding the absolute maximum ratings even momentarily may cause a drop in product quality. Always be sure to use the
product within the absolute maximum ratings.
Parameter Symbol Condition L2204/-01/-03 L2402/-01/-02 L3458/-01/-03 Unit
Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.
Peak emission wavelength λpIF=50 mA 920 945 970 870 890 920 870 890 920 nm
Spectral half width Δλ IF=50 mA -45- -80- -50- nm
Forward voltage VFIF=50 mA - 1.30 1.40 - 1.40 1.50 - 1.40 1.60 V
Pulse forward voltage VFP IF=1 A*1- 2.3 2.6 - 2.8 3.4 - 3.0 3.6 V
Reverse current IRVR=5 V --5--5--5μA
Radiant ux φeIF=50 mA 4.0 6.0 - 7.0 9.0 - 9.0 13.0 - mW
Radiant illuminance PEIF=50 mA - 0.5 - - 0.8 - - 1.0 - mW/cm2
Rise time tr
IF=50 mA, 10 to 90%
- 1.2 2.0 - 0.45 0.7 - 0.45 0.7 μs
Fall time tf
IF=50 mA, 90 to 10%
- 1.3 2.0 - 0.45 0.7 - 0.45 0.7 μs
*1: Pulse width 100 μs, duty ratio 0.1%
1
Features Applications
Optical switchesHigh radiant output power
Automatic control systemsHigh reliability
Long life
Absolute maximum ratings (Ta=25 °C)
Electrical and optical characteristics (Ta=25 °C )
These products do not support reflow soldering. Solder them by hand.
Infrared LED L2204/L2402/L3458 series
Emission spectrum
Directivity
Wavelength (nm)
(Typ. Ta=25 °C, IF=50 mA)
Relative radiant output (%)
700
0
20
100
80
60
40
800 900 1000 1100
L2402 series
L3458 series
L2204 series
Relative radiant output (%)
(Typ. Ta=25 °C)
20° 10° 10° 20°
90°
80°
50°
40°
30°
70°
60°
90°
80°
50°
40°
30°
70°
60°
80%
40%
60%
20%
100%
KLEDB0202EA
KLEDB0205EA
Radiant flux vs. forward current
Forward current (mA)
(Typ. Ta=25 °C, tw=100 µs, 0.1%)
Radiant flux (mW)
101
0.1
1
1000
100
10
100 1000
L2204 series
L2402 series
L3458 series
KLEDB0203EA
Forward current vs. forward voltage
Forward voltage (V)
(Typ. Ta=25 °C, tw=100 µs, 0.1%)
Forward current (mA)
2.01.51.0
1
10
1000
100
2.5 3.0 3.5
L2204 series
L3458
series
L2402 series
KLEDB0204EB
2
Infrared LED L2204/L2402/L3458 series
Frequency response Radiant output vs. ambient temperature
Frequency (MHz)
Relative radiant output (dB)
-20
0.01 0.1 1 10
-10
0
+10 (Typ. Ta=25 °C, IF=50 mA, Imod=1 mA)
L2204 series
L2402/L3458 series
KLEDB0206EA
Ambient temperature (°C)
(Typ. IF=50 mA)
Relative radiant output (dB)
0-20-40
-5
-4
-2
-3
-1
+3
+2
+1
0
20 40 60 80 100
L2204 series
L3458 series
L2402 series
KLEDB0207EB
3
Allowable forward current vs. ambient temperature
-40 -20 0 20
(Typ.)
40 60 80 100
0
40
60
80
100
Ambient temperature (°C)
Relative allowable forward current (%)
20
KLEDB0027EC
Allowable forward current vs. duty ratio
Duty ratio (%)
(Typ. Ta=25 °C)
Allowable forward current (A)
0.10.01
0.01
0.1
10
1
1 10 100
Pulse width=1 µs
Pulse width=100 µs
Pulse width=10 µs
KLEDB0208EA
Infrared LED L2204/L2402/L3458 series
4
Dimensional outlines (unit: mm)
Cathode
Anode
Anode
Anode
5.4 ± 0.1
10
5.5 ± 0.1
4.5 ± 0.1 5.0 ± 0.45.0 ± 0.4
0.3 max.0.3 max.
(1.0)(1.0)
0.7
0.5
2.54
(0.8)(0.8)
4.6 ± 0.2
(Including burr)
0.25 1.0 ± 0.1
2.0 ± 0.1
5.6 ± 0.2
(Including burr)
14.5 ± 0.3
2.54
4.5 ± 0.4
5.4 ± 0.1
0.7
5.5 ± 0.1
2.54
2.0 ± 0.1
1.0 ± 0.1
4.6 ± 0.2
(Including burr)
4.5 ± 0.1
5.75 ± 0.2
0.25
5.6 ± 0.2
(Including burr)
0.5
7.5 ± 5°
10°
Cathode
Anode
Anode
Anode
KLEDA0016EB
KLEDA0017EB
L2204-01, L2402-01, L3458-01
L2204, L2402, L3458
Cat. No. KLED1031E04 Jan. 2013 DN
www.hamamatsu.com
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
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
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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
China: Hamamatsu Photonics (China) Co., Ltd.: 1201 Tower B, Jiaming Center, No.27 Dongsanhuan Beilu, Chaoyang District, Beijing 100020, China, Telephone: (86) 10-6586-6006, Fax: (86) 10-6586-2866
Product specifications are subject to change without prior notice due to improvements or other reasons. This document has been carefully prepared and the
information contained is believed to be accurate. In rare cases, however, there may be inaccuracies such as text errors. Before using these products, always
contact us for the delivery specification sheet to check the latest specifications.
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 reported 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.
Information described in this material is current as of January, 2013.
Infrared LED L2204/L2402/L3458 series
0.25
5.4 ± 0.1
5.5 ± 0.1
2.0 ± 0.1
1.0 ± 0.1
4.6 ± 0.2
(Including burr)
4.5 ± 0.11.5 ± 0.4 1.5 ± 0.4
0.7 ± 0.3 0.7 ± 0.3
7.5 ± 0.3
0.1 ± 0.1
5.6 ± 0.2
(Including burr)
10°
2.54
0.7
0.5
Cathode
Anode
Anode
Anode
KLEDA0054EB
L2204-03, L2402-02, L3458-03
5