Q62702-P1631 Просмотр технического описания (PDF) - Siemens AG
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Компоненты Описание
производитель
Q62702-P1631
Siemens AG
Q62702-P1631 Datasheet PDF : 6 Pages
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SPL 2Fxx
(SFH 4874x6)
Diode Characteristics
(TA = 25 °C)
Parameter
Symbol
Values
Unit
min. typ.
max.
Emission wavelength 1)
λpeak
803
808
813
nm
840
850
860
935
940
945
Spectral width (FWHM) 1)
∆λ
2
nm
Output power 2)
Differential efficiency 2)
Popt
808 nm η
850 nm
940 nm
0.75
W
0.60
0.70
0.85
W/A
0.60
0.70
0.80
0.55
0.60
0.70
Threshold current
808 nm Ith
850 nm
940 nm
0.40
0.45
0.55
A
0.30
0.40
0.50
0.30
0.35
0.40
Operating current 1)
808 nm Iop
850 nm
940 nm
1.3
1.5
1.8
A
1.3
1.5
1.8
1.4
1.6
1.8
Operating voltage 1)
Differential series resistance
Characteristic temperature (threshold) 3)
Temperature coefficient of current
Temperature coefficient of wavelength 4)
Vop
rs
T0
∂Iop/ ∂T
∂λ / ∂T
0.25
2.0
0.2
150
0.5
0.27
0.4
0.30
V
Ω
K
%/K
nm/K
Thermal resistance (junction → heat sink) Rth JA
10
K/W
1) Standard operating conditions refer to 0.75 W after 5 m of fiber (core ∅ 125 µm, 0.35 NA, attn. 8 db/km)
2) Optical power measurements refer to output from fiber
3) Model for the thermal behavior of threshold current: Ith(T2) = Ith(T1) × exp(T2 – T1)/T0
4) Depending on emission wavelength
NTC Thermistor
Parameter
Symbol Typ. Values
Resistance at room temperature (25 °C) RNTC
10
Unit
kΩ
Semiconductor Group
2
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