DATA SHEET
LASER DIODE
NDL7503P Series
InGaAsP STRAINED MQW DC-PBH PULSED LASER DIODE MODULE
1310nm OTDR APPLICATION
DESCRIPTION
NDL7503P Series is a 1310nm newly developed Strained Multiple Quantum Well (st-MQW) structure pulsed laser diode coaxial module with singlemode fiber. It is designed for light source of optical measurement equipment (OTDR).
FEATURES
x |
High output power |
Pf = 180 mW @IFP = 1000 mA*1 |
x |
Long wavelength |
OC = 1310 nm |
xCoaxial module without thermoelectric cooler.
xSinglemode fiber pigtail
*1 Pulse Conditions: Pulse width (PW) = 10 Ps, Duty = 1 %
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PACKAGE DIMENSIONS |
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NDL7503P |
in millimeters |
NDL7503P1 |
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Optical Fiber |
φ 0.9 |
Optical Fiber |
φ 0.9 |
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SM-9/125 |
SM-9/125 |
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Length = 1 m |
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Length = 1 m |
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φ 7 |
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φ 7 |
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27.4 |
- φ 2.2 |
27.4 |
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2 |
4 |
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2 |
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φ 0.45 |
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φ 0.45 |
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20 |
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20 |
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φ 6 |
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φ 6 |
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12.7 |
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17.0 |
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PIN CONNECTIONS |
PIN CONNECTIONS |
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P.C.D. = φ 2 4
3
1
2
φ 7
1
2
LD
CASE
P.C.D. = φ 2 4
3
1
2
1 |
3.7 |
7.2 |
1
2 LD
CASE
The information in this document is subject to change without notice.
Document No. P10468EJ4V0DS00 (4th edition)
Date Published October 1996 N |
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Printed in Japan |
© |
1996 |
NDL7503P Series
ORDERING INFORMATION
Part Number |
Available Connector |
FIange Type |
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NDL7503P |
Without Connector |
no flange |
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NDL7503PC |
With FC-PC Connector |
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NDL7503PD |
With SC-PC Connector |
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NDL7503P1 |
Without Connector |
flat mount flange |
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NDL7503P1C |
With FC-PC Connector |
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NDL7503P1D |
With SC-PC Connector |
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ABSOLUTE MAXIMUM RATINGS (TC = 25 qC)
Parameter |
Symbol |
Ratings |
Unit |
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Pulsed Forward Current*1 |
IFP |
1.2 |
A |
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Reverse Voltage |
VR |
2.0 |
V |
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Operating Case Temperature |
TC |
ð20 to +60 |
qC |
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Storage Temperature |
Tstg |
ð40 to +85 |
qC |
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Lead Soldering Temperature (10sec) |
Tsld |
260 |
qC |
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*1 Pulse Condition: Pulse Width (PW) = 10 Ps, Duty = 1 % |
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ELECTRO-OPTICAL CHARACTERISTICS (TC = 25 qC) |
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Parameter |
Symbol |
Conditions |
MIN. |
TYP. |
MAX. |
Unit |
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Forward Voltage |
VFP |
IFP = 1000 mA, |
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2.5 |
4.0 |
V |
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PW = 10 Ps, Duty = 1 % |
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Threshold Current |
Ith |
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35 |
65 |
mA |
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Optical Output Power from Fiber |
Pf |
IFP = 1000 mA, |
110 |
180 |
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mW |
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PW = 10 Ps, Duty = 1 % |
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RMS Center Wavelength |
OC |
IFP = 1000 mA, |
1290 |
1310 |
1330 |
nm |
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PW = 10 Ps, Duty = 1 % |
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RMS Spectral Width |
V |
IFP = 1000 mA, |
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4.5 |
10.0 |
nm |
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PW = 10 Ps, Duty = 1 % |
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Rise Time |
tr |
10 - 90 % |
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2.0 |
ns |
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Fall Time |
tf |
90 - 10 % |
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2.0 |
ns |
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ELECTRO-OPTICAL CHARACTERISTICS (TC = 0 to +60qC) |
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Parameter |
Symbol |
Conditions |
MIN. |
TYP. |
MAX. |
Unit |
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Threshold Current |
Itr |
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80 |
mA |
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Optical Output Power from Fiber |
Pf |
IFP = 1000 mA, |
75 |
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mW |
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PW = 10 Ps, Duty = 1 % |
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RMS Center Wavelength |
OC |
IFP = 1000 mA, |
1280 |
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1342.5 |
nm |
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PW = 10 Ps, Duty = 1 % |
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Temperature Dependency of |
'O/'T |
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0.35 |
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nm/qC |
Center Wavelength |
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RMS Spectral Width |
V |
IFP = 1000 mA, |
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10 |
nm |
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PW = 10 Ps, Duty = 1 % |
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2 |
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NDL7503P Series
OPTICAL OUTPUT POWER FROM FIBER vs.
LD PULSE FORWARD CURRENT
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200 |
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PW = 10 |
μs |
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Duty = 1 % |
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Pf (mW) |
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fiberfrom |
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TC = 25 ˚C |
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Optical output power |
100 |
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TC = 60 ˚C |
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LONGITUDINAL MODE (FROM FIBER)
Relative intensity (linearity scale)
0 |
200 |
400 |
600 |
800 |
1000 |
1310 |
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5nm/div |
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Pulsed forward current IFP (mA) |
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Wavelength λ (nm) |
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3
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