LED MICROSENSORS NT公司产品基本目录，配套的中红外探测器。中红外发光二极管LED和光电二极体PD在光学分析系统中具有很大的潜力。在中红外光谱范围1600-5000nm，对于绝大多数的气体和液体来说有很强的吸收带，比如：甲烷CH4 , 水H2O, 二氧化碳CO2, 一氧化碳CO, 乙炔C2H2, 乙烯C2H4, 乙烷C2H6, 氯甲烷CH3Cl, 氧硫化碳OCS, 氯化氢HCl, 次氯酸HOCl, 溴化氢HBr, 硫化氢H2S, 氢化氰HCN, 氨气NH3, 二氧化氮NO2, 二氧化硫SO2 , 葡萄糖glucose和许多其它物质。下面列出了部分气体在中红外范围的吸收带。
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气体
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吸收带(um)
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气体
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吸收带(um)
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气体
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吸收带(um)
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气体
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吸收带(um)
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CH4
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3.2-3.45
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HCL
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3.3-3.7
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H2O
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2.5-2.8,1.8-1.9
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N2
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4.0-4.54
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C2H2
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2.99-3.09
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HOCL
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2.6-2.9
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CO2
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4.2-4.3
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NH3
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2.27,2.94
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C2H4
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3.1-3.4
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HBr
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3.7-4.0
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OH-
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2.38-2.63
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NO+
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4.08-4.44
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C2H6
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3.3
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HI
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2.27-2.3
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H2CO
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3.38-3.7
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HNO3
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5.74-5.98
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CH3CL
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3.22-3.38
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H2S
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3.7-4.4,2.5-2.8
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CO
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4.4-4.8
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NO2
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3.4
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OCS
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3.45,4.87
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HCN
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2.94-3.1
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HO2
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2.73-3.1
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SO2
|
4.0
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我们提供完整的产品线，封装有TO-18,TO-18PR,TO-18PRW,TO-5-TEC,TO-5-TEC-PR,SMD3,SMD5,SMD5R,SMD5R-3M,还提供LED组，LED阵列。
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TO-18
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TO-18 with PR
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TO-5
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TO-5 with PR
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TO-8
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with/without window
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with/without thermoelectric module
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applied to
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LED, PD
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LED, PD, LED-matrix
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LED-matrix
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SMD Packages
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3x3 mm
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5x5 mm
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5x5 mm
with microreflector
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5x5 mm
for 3-element matrix
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applied to
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LED
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LED-matrix
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Light Emitting Diodes for 1600-2400 nm spectral range
LEDs for 1.6-2.4 µm spectral range are fabricated from narrow band-gap GaInAsSb/AlGaAsSb-based
heterostructures lattice matched to GaSb substrate.
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Maximum operating current at quasi-CW mode is 250 mA;
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Maximum operating current at pulse mode is 2 000 mA;
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Switching time is 30-50 ns;
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Operating temperature range is -200...+50 °C.
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Model
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Peak emission
wavelength, nm
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FWHM of the
emission band, nm
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Power, mW
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Voltage, V
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Maximum operating
current, mA
|
Switching
time, ns
|
Operating
temperature
range, OC
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QCW mode *
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Pulse mode **
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min
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max
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min
|
max
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min
|
max
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min
|
max
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QCW mode
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Pulse mode
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Standard LED models (LED chip with circular or ring top contact) - LmsXXLED
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|
Lms18LED
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1.80
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1.89
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100
|
200
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0.7
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1.1
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15
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25
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0.5-1.5
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250
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2000
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10-30
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-200...+50
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Lms19LED
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1.90
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1.99
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100
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200
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0.8
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1.2
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20
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30
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0.5-1.5
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250
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2000
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10-30
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-200...+50
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Lms20LED
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2.00
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2.09
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150
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250
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0.8
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1.2
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20
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30
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0.5-1.5
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250
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2000
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10-30
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-200...+50
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Lms21LED
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2.10
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2.19
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150
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250
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0.8
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1.2
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15
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25
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0.5-1.0
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250
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2000
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10-30
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-200...+50
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Lms22LED
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2.20
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2.29
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150
|
250
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0.8
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1.2
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15
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25
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0.5-1.0
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250
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2000
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10-30
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-200...+50
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Lms23LED
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2.30
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2.39
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170
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270
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0.6
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1.0
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12
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20
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0.5-1.0
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250
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2000
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10-30
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-200...+50
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LED Flip-Chip models (top surface of a LED chip is free of contacts) - LmsXXLED-FC
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Lms16LED-FC
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1.60
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1.69
|
70
|
150
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0.8
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2.0
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20
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35
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0.8-4.8
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150-200
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1000
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10-30
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-200...+50
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Lms17LED-FC
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1.70
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1.79
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100
|
160
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0.8
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2.0
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20
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35
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0.8-4.8
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150-200
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1000
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10-30
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-200...+50
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Lms18LED-FC
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1.80
|
1.89
|
100
|
180
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0.7
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1.4
|
20
|
30
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0.6-2.0
|
200
|
1000
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10-30
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-200...+50
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Lms19LED-FC
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1.90
|
1.99
|
100
|
180
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0.8
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1.6
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20
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35
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0.6-2.4
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200
|
1000
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10-30
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-200...+50
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Lms20LED-FC
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2.00
|
2.09
|
140
|
220
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0.8
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2.0
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20
|
35
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0.5-1.0
|
200
|
1000
|
10-30
|
-200...+50
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Lms21LED-FC
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2.10
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2.19
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200
|
300
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0.8
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2.5
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20
|
40
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0.6-2.8
|
200
|
1000
|
10-30
|
-200...+50
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Lms22LED-FC
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2.20
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2.29
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200
|
300
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0.8
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2.5
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20
|
40
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0.6-2.8
|
200
|
1000
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10-30
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-200...+50
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Lms23LED-FC
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2.30
|
2.37
|
200
|
340
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0.8
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1.4
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20
|
30
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1.2-2.8
|
200
|
1000
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10-30
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-200...+50
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