DATA SHEET
LASER DIODE
NDL7401P Series
1 310 nm InGaAsP STRAINED MQW DC-PBH LASER DIODE COAXIAL MODULE WITH SINGLE MODE FIBER
DESCRIPTION
NDL7401P Series is 1 310 nm laser diode coaxial module with single mode fiber. It has a strained Multiple Quantum Well (st-MQW) structure and a built-in InGaAs monitor photo diode. It is recommended for junction and access network systems.
The series is also available in FC-PC and SC-PC connector.
FEATURES |
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Center wavelength |
λC = 1 310 nm |
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• High output power from fiber |
Pf = 2.0 mW MIN. |
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Low threshold current |
lth = 10 mA TYP. @TC = 25 °C |
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High cut-off frequency |
fC = 2.0 GHz |
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• InGaAs monitor PIN-PD |
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• Wide operating temperature range |
TC = −40 to +85 °C |
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• Based on Bellcore TA-NWT-000983 |
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PACKAGE DIMENSIONS |
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in millimeters |
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NDL7401P |
NDL7401P1 |
NDL7401P2 |
Optical Fiber
SM-9/125
Length: 1 m
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φ 0.9 |
Optical Fiber |
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φ0.9 |
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SM-9/125 |
φ3.2±0.25 |
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φ3.2±0.25 |
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Length: 1 m |
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φ7±0.2 |
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φ7±0.2 |
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5 15 |
27.4±1.0 |
2–φ 2.2 |
5 15 |
27.4±1.0 |
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20±1.0 |
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2.0±0.2 |
4.0±0.2 |
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φ 0.45±0.05 |
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20±1.0 |
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φ6±1.0 |
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φ6±0.1 |
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12.7±0.2 |
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17.0±0.2 |
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Optical Fiber
SM-9/125
Length: 1 m
0.5±0.2 |
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φ0.45±0.05 |
0.3 |
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φ0.9 φ3.2±0.25
φ7±0.2
5 15 |
27.7±1.0 |
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2.5±1.0 |
19.5±1.0 |
0.3 |
4–φ 0.45 ±0.05
P.C.D. = φ2 4 3
1 2
φ7±0.2
PIN CONNECTIONS
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PD |
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PD |
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3 |
P.C.D. = φ2 |
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3 |
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7.2±0.3 |
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3 |
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2 |
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1.0±0.1 |
3.7±0.3 |
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2 |
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LD |
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2 |
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LD |
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CASE |
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CASE |
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φ |
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P.C.D. = φ2 |
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16 |
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2– |
φ 2.5 |
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2 |
4 |
7±0.2 |
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3 |
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1 |
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12±0.15 |
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16.0 |
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PD
31CASE
4 LD
The information in this document is subject to change without notice.
Document No. P10466EJ3V0DS00 (3rd edition) Date Published June 1996 P
Printed in Japan
The mark • shows major revised points.
© 1995
NDL7401P Series
ORDERING INFORMATION
Part Number |
Available Connector |
Description |
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NDL7401P |
Without Connector |
No Flange |
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NDL7401PC |
With FC-PC Connector |
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NDL7401PD |
With SC-PC Connector |
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NDL7401P1 |
Without Connector |
Flat Mount Flange |
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NDL7401P1C |
With FC-PC Connector |
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NDL7401P1D |
With SC-PC Connector |
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NDL7401P2 |
Without Connector |
Vertical Flange |
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NDL7401P2C |
With FC-PC Connector |
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NDL7401P2D |
With SC-PC Connector |
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ABSOLUTE MAXIMUM RATINGS (TC = 25 °C, unless otherwise specified)
Parameter |
Symbol |
Ratings |
Unit |
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Forward Current of LD |
IF |
Ith + 50 |
mA |
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Reverse Voltage of LD |
VR |
2.0 |
V |
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Forward Current of PD |
IF |
10 |
mA |
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Reverse Voltage of PD |
VR |
20 |
V |
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Operating Case Temperature |
TC |
−40 to +85 |
°C |
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Storage Temperature |
Tstg |
−40 to +85 |
°C |
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Lead Soldering Temperature (10 s) |
Tsld |
260 |
°C |
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NDL7401P Series
ELECTRO-OPTICAL CHARACTERISTICS (TC = 25 °C, unless otherwise specified) |
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Parameter |
Symbol |
Conditions |
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MIN. |
TYP. |
MAX. |
Unit |
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Operating Voltage |
Vop |
Pf = 2.0 mW |
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1.1 |
1.3 |
V |
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Threshold Current |
Ith |
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10 |
25 |
mA |
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TC = 85 °C |
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25 |
50 |
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Modulation Current |
Imod |
Pf = 2.0 mW |
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15 |
20 |
mA |
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Differential Efficiency from Fiber |
ηd |
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0.100 |
0.150 |
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W/A |
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TC = 85 °C |
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0.075 |
0.100 |
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Center Emission Wavelength |
λC |
Pf = 2.0 mW, RMS (−20 dB) |
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1 290 |
1 310 |
1 330 |
nm |
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TC = −40 to +85 °C |
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1 260 |
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1 360 |
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Temperature Dependence of |
λ/ T |
TC = −40 to +85 °C |
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0.4 |
0.5 |
nm/°C |
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Center Emission Wavelength |
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Spectral Width |
σ |
Pf = 2.0 mW, RMS (−20 dB) |
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1.3 |
2.5 |
nm |
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TC = 85 °C |
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1.5 |
4.0 |
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Rise Time |
tr |
10 to 90 % |
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0.2 |
0.5 |
ns |
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Fall Time |
tf |
90 to 10 % |
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0.3 |
0.5 |
ns |
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Monitor Current |
Im |
VR = 5 V, Pf = 2.0 mW |
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100 |
700 |
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μA |
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Monitor Dark Current |
ID |
VR = 5 V |
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0.1 |
10 |
nA |
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Tracking Error |
γ*1 |
Im = const., TC = −40 to +85 °C |
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1.0 |
dB |
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Pf |
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Pf |
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*1 γ = 10 log 2.0 mW |
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(mW) |
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TC = 25 ˚C |
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2.0 |
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TC = –40 to +85 ˚C |
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Pf |
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Im |
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0 |
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Im |
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(@ Pf (25 ˚C) = 2.0 mW)
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