DIODE MODULE. NDL7911P Datasheet

NDL7911P MODULE. Datasheet pdf. Equivalent

Part NDL7911P
Description 1550 nm OPTICAL FIBER COMM EA MODULATOR INTEGRATED MQW-DFB LASER DIODE MODULE
Feature www.DataSheet4U.com 1550 nm OPTICAL FIBER COMM. EA MODULATOR INTEGRATED MQW-DFB LASER DIODE MODULE .
Manufacture NEC
Total Page 5 Pages
Datasheet
Download NDL7911P Datasheet



NDL7911P
www.DataSheet4U.com
1550 nm OPTICAL FIBER COMM.
EA MODULATOR INTEGRATED MQW-DFB
LASER DIODE MODULE FOR 2.5 Gb/s D-WDM NDL7911P
ULTRALONG-REACH APPLICATIONS (360 km) SERIES
FEATURES
INTEGRATED ELECTROABSORPTION MODULATOR
VERY LOW DISPERSION PENALTY OVER 360 km
LOW MODULATION VOLTAGE
WAVELENGTH SELECTABLE FOR ITU-T STANDARDS
14-PIN BUTTERFLY PACKAGE
DESCRIPTION
The NDL7911P Series is an EA modulator integrated 1550 nm
DFB-LD module for 2.5 Gb/s. The newly developed bandgap
energy controlled selective MOVPE technology is utilized as
the fabrication method. It is designed for 2.5 Gb/s D-WDM
ultralong-reach applications.
ELECTRO-OPTICAL CHARACTERISTICS (TLD = 25°C, TC = -20 to +70°C, unless otherwise specified)
PART NUMBER
PACKAGE OUTLINE
NDL7911P
SYMBOLS
PARAMETERS AND CONDITIONS
UNITS
MIN
TYP
TSET
Laser Set Temperature
°C 20
IOP Operating Current
mA 50
VRmc
Modulation Center Voltage
V 0.5
VRmpp
Modulation Voltage
V2
VFLD
Forward Voltage of LD, IFLD = IOP
V
ITH Threshold Current
mA 7
Pf Optical Output Power from Fiber,
VRm = 0 V, IFLD = IOP
mW 0.5
λP Peak Emission Wavelength, IFLD = IOP, VRm = 0 V,
TLD = TSET
nm
Specified to ITU-T1
∆υ Spectral Line Width, IFLD = IOP, -20 dB,
Under modulation2
GHz
4
SMSR
Side Mode Suppression Ratio, IFLD = IOP, VRm = 0 V
dB
30
ER Extinction Ratio, IFLD = IOP, Under modulation1
dB 10
fC Cut-off Frequency, IFLD = IOP, VRm = 1/2 VRmpp,
-3 dB, 50
GHz
3.2
tf Rise Time, IFLD = IOP, 20-80%, Under modulation2
ps
tr Rise Time, IFLD = IOP, 80-20%, Under modulation2
ps
Pe Transmission Penalty Due to Dispersion, IFLD = IOP,
Under modulation2, 360 km standard fiber3
dB
ISOL
Isolation
dB 30
Notes:
1. Please refer to Ordering Information.
2. 2.48832 Gb/s, PRBS 223-1, VRM = VRMC ± 1/2VRMPP, NEC Test System.
3. 360 km stqandard fiber NEC Test System, Transmission penalty at BER = 10-9
MAX
35
100
1.5
3
1.8
20
125
125
2
California Eastern Laboratories



NDL7911P
NDL7911P
ELECTRO-OPTICAL CHARACTERISTICS (TLD = 25°C, TC = -20 to +70°C)
PART NUMBER
PACKAGE OUTLINE
SYMBOLS
PARAMETERS AND CONDITIONS
UNITS
MIN
Applicable to Monitor PD
Im Monitor Current, IFLD = IOP, VRm = 0 V
µA 20
ID Dark Current, VRPD = 5 V
nA
γ1 Tracking Error, Im = const.
dB
Ct Monitor Capacitance, VRPD = 5 V, f = 1 MHz
pF
Applicable to Thermistor and TEC
R Thermistor Resistance
k9.5
B B Constant
K 3300
IC Cooler Current, T = 70 — Tset
A
VC Cooler Voltage, T = 70 — Tset
V
Note:
Pf
1. γ = 10 log POP
Pf
(mW)
Pop
Pf
NDL7911P
TYP
10.0
3400
MAX
1000
10
0.5
15
10.5
3500
1.5
2.5
TLD = TC = 25°C
TLD = 25°C, TC = -20 to +70°C
0 Im
(at Pf (25°C) = Pop)
Im
ABSOLUTE MAXIMUM RATINGS1
(TC = 25°C, unless otherwise specified)
SYMBOLS
PARAMETERS
UNITS RATINGS
Pf Optical Output Power from Fiber mW
10
IFLD Forward Current of LD
mA 150
VRLD Reverse Voltage of LD
V 2.0
VFm Forward Voltage of Modulator V
1
VRm Reverse Voltage of Modulator V
5
IFPD Forward Current of PD
mA 1
VRPD Reverse Voltage of PD
V 10
IC Cooler Current
A 1.5
VC Cooler Voltage
V 2.5
TC Operating Case Temperature °C -20 to +70
TSTG Storage Temperature
°C -40 to +85
TSLD Lead Soldering Temp. (10 s) °C
260
Note:
1. Operation in excess of any one of these parameters may result
in permanent damage.





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