LED
Infrared LED
L2204/L2402/L3458 series
4-pin plastic package, infrared LED
Features Applications
l High radiant output power l High reliability l Long life
l Optical switches l Automatic control systems
s Absolute maximum ratings (Ta=25 °C)
Parameter Forward current Reverse voltage Pulse forward current Operating temperature Storage temperature Symbol IF VR IFP Topr Tstg Condition Value 65 5 1.0 -25 to +85 -30 to +100 Unit mA V A °C °C
Pulse width=10 µs Duty ratio=1 %
s Electrical and optical characteristics (Ta=25 °C)
Parameter Peak emission wavelength Spectral half width Forward voltage Pulse forward voltage Reverse current Radiant flux Radiant illuminance Rise time Fall time Symbol λp ∆λ VF VFP IR φe PE tr tf Condition IF=50 mA L2204/-01/-03 L2402/-01/-02 L3458/-01/-03 Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. 920 945 970 870 7.0 890 920 870 9.0 890 920 45 1.30 1.40 2.3 2.6 5 6.0 0.5 1.2 2.0 1.3 2.0 80 1.40 1.50 2.8 3.4 5 9.0 0.8 0.45 0.7 0.45 0.7 Unit nm
IF=50 mA IF=50 mA IF=1 A VR=5 V IF=50 mA 4.0 IF=50 mA IF=50 mA, 10 to 90 % IF=50 mA, 90 to 10 % -
50 nm 1.45 1.60 V 3.4 4.0 V 5 µA 13.0 mW 1.0 mW/cm2 0.45 0.7 µs 0.45 0.7 µs
Infrared LED
s Emission spectrum
(Typ. Ta=25 ˚C, IF=50 mA) 100 L2204 SERIES
L2204/L2402/L3458 series
s Radiant flux vs. forward current
(Typ. Ta=25 ˚C, tw=100 µs, 0.1 %) 1000
RELATIVE RADIANT OUTPUT (%)
80
RADIANT FLUX (mW)
L2402 SERIES 60
100
L3458 SERIES L2402 SERIES
10
40
L3458 SERIES
L2204 SERIES
1
20
0 700
800
900
1000
1100
0.1
1
10
100
1000
WAVELENGTH (nm)
KLEDB0202EA
FORWARD CURRENT (mA)
KLEDB0203EA
s Forward current vs. forward voltage
(Typ. Ta=25 ˚C, tw=100 µs, 1 %) 1000
s Directivity
(Typ. Ta=25 ˚C) 20˚ 10˚ 0˚ 100 % 30˚ 30˚ 80 % 10˚ 20˚
FORWARD CURRENT (mA)
L2402 SERIES L3458 SERIES
40˚
100
60 %
40˚
L2204 SERIES 10
50˚ 60˚ 70˚ 80˚
40 %
50˚ 60˚
20 %
70˚ 80˚ 90˚
1 1.0
90˚
1.5
2.0
2.5
3.0
3.5
FORWARD VOLTAGE (V)
KLEDB0204EA
RELATIVE RADIANT OUTPUT (%)
KLEDB0205EA
Infrared LED
s Frequency response
+10
L2204/L2402/L3458 series
s Radiant output vs. ambient temperature
(Typ. IF=50 mA) +3 L2204 SERIES
(Typ. Ta=25 ˚C, IF=50 mA, Imod=1 mA)
RELATIVE RADIANT OUTPUT (dB)
RELATIVE RADIANT OUTPUT (dB)
+2 +1 0 -1 -2 -3 -4 -5 -40 L3458 SERIES
L2402/L3458 SERIES 0
L2204 SERIES
-10
L2402 SERIES
-20
0.01
0.1
1
10
-20
0
20
40
60
80
100
FREQUENCY (MHz)
KLEDB0206EA
AMBIENT TEMPERATURE (˚C)
KLEDB0207EA
s Allowable forward current vs. ambient temperature
(Typ.)
s Allowable forward current vs. duty ratio
(Typ. Ta=25 ˚C) 10
RELATIVE ALLOWABLE FORWARD CURRENT (%)
100
ALLOWABLE FORWARD CURRENT (A)
PULSE WIDTH=1 µs 1
80
60
PULSE WIDTH=10 µs PULSE WIDTH=100 µs
40
0.1
20
0 -40 -20 0 20 40 60 80 100
0.01 0.01
0.1
1
10
100
AMBIENT TEMPERATURE (˚C)
KLEDB0027EB
DUTY RATIO (%)
KLEDB0208EA
Infrared LED
s Dimensional outlines (unit: mm) L2204, L2402, L3458
4.6 ± 0.2 (INCLUDING BURR)
0.7 0.5 5.6 ± 0.2 (INCLUDING BURR) 5.4 ± 0.1
L2204/L2402/L3458 series
10
(0.8) 5.0 ± 0.4
(1.0) (1.0) 4.5 ± 0.1
(0.8) 5.0 ± 0.4
1.0 ± 0.1
0.3 MAX.
5˚
2.0 ± 0.1
14.5 ± 0.3
0.3 MAX.
CATHODE ANODE ANODE ANODE
3˚
0.25
3˚
5.5 ± 0.1
2.54
2.54
KLEDA0016EB
L2204-01, L2402-01, L3458-01
0.7 5.6 ± 0.2 (INCLUDING BURR) 0.5
4.6 ± 0.2 (INCLUDING BURR)
5.4 ± 0.1
10˚
4.5 ± 0.1
1.0 ± 0.1 2.0 ± 0.1
5.75 ± 0.2 5˚
4.5 ± 0.4
3˚
0.25
CATHODE ANODE ANODE ANODE
7.5 ± 5˚
3˚
5.5 ± 0.1
2.54
KLEDA0017EB
L2204-03, L2402-02, L3458-03
4.6 ± 0.2 (INCLUDING BURR)
0.7
0.5
5.6 ± 0.2 (INCLUDING BURR)
5.4 ± 0.1
10˚
1.5 ± 0.4
4.5 ± 0.1
1.5 ± 0.4
1.0 ± 0.1 2.0 ± 0.1
7.5 ± 0.3 0.7 ± 0.3 5˚ CATHODE ANODE ANODE ANODE 3˚ 0.7 ± 0.3
0.25
0.1 ± 0.1
3˚
5.5 ± 0.1
2.54
KLEDA0054EB
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, 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: 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. KLED1031E01 Apr. 2001 DN