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NX8503CG-CC fiches techniques PDF

NEC - NECs 1550 nm InGaAsP MQW DFB LASER DIODE

Numéro de référence NX8503CG-CC
Description NECs 1550 nm InGaAsP MQW DFB LASER DIODE
Fabricant NEC 
Logo NEC 





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NX8503CG-CC fiche technique
NEC's 1550 nm
InGaAsP MQW DFB LASER DIODE NX8503BG-CC
IN COAXIAL PACKAGE NX8503CG-CC
FOR 155 Mb/s AND 622 Mb/s APPLICATIONS
FEATURES
PEAK EMISSION WAVELENGTH:
λP = 1550 nm
OPTICAL OUTPUT POWER:
Pf = 2.0 mW
LOW THRESHOLD CURRENT:
ITH = 15 mA @ TC = 25°C
InGaAs MONITOR PIN-PD
WIDE OPERATING TEMPERATURE RANGE:
TC = -10 to +85°C
• WITH SC-UPC CONNECTOR
• BASED ON TELCORDIA RELIABILITY
DESCRIPTION
NEC's NX8503BG-CC and NX8503CG-CC are 1550 nm Co-
axial Module DFB (Distributed Feed-Back) laser diode with
single mode fiber. Multiple Quantum Well (MQW) structure is
adopted to achieve stable dynamic single longitudinal mode
operation over a wide temperature range of -10 to +85°C.
The module is ideal as a light source for Synchronous Digital
Hierarchy (SDH) system, STM-1, log-haul L-1.2, L-1.3 and
STM-4, long-haul L-4.2, L-4.3 ITU-T recommendations.
ELECTRO-OPTICAL CHARACTERISTICS (TC = -10 to +85°C, unless otherwise specified)
PART NUMBER
NX8300BG-CC, NX8300CG-CC
SYMBOLS
Pf
VOP
ITH
PARAMETERS AND CONDITIONS
Optical Output Power from Fiber, CW
Operating Voltage, Pf = 2.0 mW
Threshold Current
TC = +25°C
PTH
IMOD
ηd
ηd
Threshold Output Power, IF = ITH
Modulation Current
Pf = 2.0 mW, TC = 25°C
Pf = 2.0 mW
Differential Efficiency
Pf = 2.0 mW, TC = 25°C
Pf = 2.0 mW
Temperature Dependence of Differential Efficiency,
ηd
=
10
log
ηd (@ TC °C)
ηd (@ 25 °C)
UNITS
mW
V
mA
mA
µW
mA
mA
W/A
W/A
dB
MIN
2
15
13
0.050
0.030
-3
TYP
2.0
1.1
15
25
0.080
-1.6
MAX
1.6
25
50
100
40
60
0.130
0.150
Kink
λp
∆λ/T
∆λ
SMSR
fc
tr
tf
Im
ID
Kink, Pf = Up to 2.4 mW (Refer to defenitions)
Peak Emission Wavelength, Pf = 2.0 mW
Temperature Dependence of Peak Emission Wavelength
Spectral Width, Pf = 2.0 mW, -20 dB down width
Side Mode Suppression Ratio, Pf = 2.0 mW
Cut-off Frequency, -3 dB, VR = 5 V, Pf = 2.0 mW
Rise Time, 10 to 90%, Ppk = 2.0 mW, IF = ITH
Fall Time, 90 to 10%, Ppk = 2.0 mW, IF = ITH
Monitor Current, VR = 5 V, Pf = 2.0 mW
Monitor Dark Current
VR = 5 V, TC = 25 °C
VR = 5 V
%
nm
nm/°C
nm
dB
GHz
ns
ns
µA
nA
nA
1530
30
200
1550
0.1
0.3
40
2.0
1000
1.0
10
±20
1570
0.12
1.0
0.5
0.5
2000
50
500
continued next page
California Eastern Laboratories

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