NEC NDL7515P Datasheet
DATA SHEET
LASER DIODE
NDL7515P Series
InGaAsP MQW DC-PBH PULSED LASER DIODE MODULE
1 310 nm OTDR APPLICATION
DESCRIPTION
The NDL7515P Series is a 1 310 nm newly developed Multiple Quantum Well (MQW) structure pulsed laser diode
module with single mode fiber. It is designed for light source of optical measurement equipment (OTDR).
FEATURES
•
Output power Pf = 20 mW MIN.@IFP = 400 mA, TC = 25 °C
•
Long wavelength
•
Coaxial module without thermoelectric cooler
•
Single mode fiber pigtail
Pulse conditions: Pulse width (PW) = 10 µs, Duty = 1 %
*1
C
= 1 310 nm
λ
PACKAGE DIMENSIONS
in millimeters
NDL7515P NDL7515P1
Optical Fiber
SM-9/125
Length : 1 m
φ
0.9
φ
7
2520
φ
0.45
φ
6
Optical Fiber
SM-9/125
Length : 1 m
2.22 –
φ
*1
φ
12.7
17.0
φ
0.9
φ
7
25
4
2
φ
20
6
0.45
P.C.D. = 2
Document No. P11619EJ3V0DS00 (3rd edition)
Date Published December 1996 N
Printed in Japan
φ
1
PIN CONNECTIONSPIN CONNECTIONS
4
3
2
The information in this document is subject to change without notice.
7
φ
The mark
CASE
21
LD
••••
shows major revised points.
P.C.D. = 2
φ
4
3
1
2
3.7
7.2
1
CASE
21
LD
1996©
ORDERING INFORMATION
Part Number Available Connector FIange Type
NDL7515P Without Connector No Flange
NDL7515PC With FC-PC Connector
NDL7515P1 Without Connector Flat Mount Flange
NDL7515P1C With FC-PC Connector
ABSOLUTE MAXIMUM RATINGS (TC = 25 °°°°C, unless otherwise specified)
Parameter Symbol Ratings Unit
Pulsed Forward Current
Reverse Voltage of LD V
Operating Case Temperature T
Storage Temperature T
Lead Soldering Temperature (10 s) T
*1
FP
I
R
C
stg
sld
600 mA
2.0 V
−20 to +60 °C
−40 to +85 °C
260 °C
NDL7515P Series
Pulse conditions: Pulse width (PW) = 10
*1
s, Duty = 1 %
µ
ELECTRO-OPTICAL CHARACTERISTICS (TC = 25 °°°°C)
Parameter Symbol Conditions MIN. TYP. MAX. Unit
Forward Voltage V
Threshold Current I
Optical Output Power from Fiber P
Center Wavelength λ
FP
IFP = 400 mA,
PW = 10
th
f
IFP = 400 mA,
PW = 10
C
IFP = 400 mA, PW = 10 µs,
µ
µ
s, Duty = 1 %
s, Duty = 1 %
Duty = 1 %, RMS (−20 dB)
Spectral Width σ IFP = 400 mA, PW = 10 µs,
Duty = 1 %, RMS (−20 dB)
Rise Time t
Fall Time t
r
10 to 90 % 1.0 ns
f
90 to 10 % 1.0 ns
ELECTRO-OPTICAL CHARACTERISTICS (TC = 0 to +60°°°°C)
Parameter Symbol Conditions MIN. TYP. MAX. Unit
Threshold Current I
Optical Output Power from Fiber P
Center Wavelength λ
Temperature Dependence of
Center Wavelength
Spectral Width σ IFP = 400 mA, PW = 10 µs,
th
f
IFP = 400 mA,
PW = 10
C
IFP = 400 mA, PW = 10 µs,
µ
s, Duty = 1 %
Duty = 1 %, RMS (−20 dB)
∆λ/∆
T0.35nm/°C
Duty = 1 %, RMS (−20 dB)
2.5 4.0 V
20 30 mA
20 30 mW
1 290 1 310 1 330 nm
10 nm
50 mA
10 mW
1 280 1 342.5 nm
10 nm
2
NDL7515P Series
•
TYPICAL CHARACTERISTICS (TC = 25 °°°°C, unless otherwise specified)
OPTICAL OUTPUT POWER FROM FIBER vs.
LONGITUDINAL MODE (FROM FIBER)
LD PULSED FORWARD CURRENT
30
PW = 10 s
25
20
15
10
5
Duty = 1 %
(mW)
f
Optical Output Power from Fiber P
µ
TC = 25 ˚C
C
= 60 ˚C
T
100
Pulsed Forward Current IFP (mA)
200
300 4000
Relative Intensity (Linear Scale)
1 310
Wavelength (nm)
λ
5 nm/div
3
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