DATA SHEET
LASER DIODE
NDL7673P
1310 nm OPTICAL CATV/ANALOG APPLICATIONS
InGaAsP STRAINED MQW-DFB LASER DIODE MODULE
DESCRIPTION
NDL7673P is a 1310 nm DFB (Distributed Feed-Back) laser diode, that has a newly developed Strained Multiple
Quantum Well (MQW) structure, butterfly package module with optical isolator. It is especially designed for a 16 mW
light source of CATV analog applications.
FEATURES
• Low noise
• Low distortion
• High output power
• Long wavelength
• High isolation
• Internal InGaAs monitor PD
• Internal thermoelectric cooler
• Hermetically sealed 14 pin butterfly Package
• Singlemode fiber pigtail
• Wide operating temperature range
11.0 ±0.2
2.03
5.6
PACKAGE DIMENSIONS
RIN =
ð155
dB/Hz Max.
CSO =
ð55
dBc Max.
CTB =
ð60
dBc Max.
P
f
= 16.0 mW
O
P
= 1310 nm
40 dB
8.89 ±0.13 10 MIN.
2.54
0.51
7
1
in millimeters
15.24
4 –
φ
2.67
15.0
8
20.83 ±0.13
26.04 ±0.13
14
Optical Fiber
SM-9/125,
Length = 2 m
• High reliability
ORDERING INFORMATION
Part Number
NDL7673P
NDL7673PC
NDL7673PD
Available Connector
Without Connector
With FC-UPC Connector
With SC-UPC Connector
29.97 ±0.13
PIN CONNECTIONS
PIN No.
1
2
3
4
5
6
7
FUNCTION
COOLER ANODE
THERMISTOR
PD ANODE
PD CATHODE
CASE GROUND
NC
NC
PIN No.
8
9
10
11
12
13
14
FUNCTION
NC
NC
CASE GROUND
LD CATHODE
NC
LD ANODE,
CASE GROUND
COOLER CATHODE
TOP VIEW
#7
PD
LD
#8
#1
The information in this document is subject to change without notice.
Document No. P10478EJ2V0DS00 (2nd edition)
Date Published June 1996 P
Printed in Japan
THERMISTOR
Cooler
+
–
#14
©
7.0
12.7 ±0.13
0.9
6.0
1996
NDL7673P
ABSOLUTE MAXIMUM RATINGS (T
C
= 25
q
C)
Parameter
Operating Case Temperature
Storage Temperature
Lead Soldering Temperature (10 s)
Optical Output Power
Forward Current of LD
Reverse Voltage of LD
Forward Current of PD
Reverse Voltage of PD
Cooler Current
Cooler Voltage
Symbol
T
C
T
stg
T
sld
P
f
I
F
V
R
I
F
V
R
I
C
V
C
Ratings
ð20
to +65
ð40
to +70
260
25
150
2.0
10
20
1.0
2.0
Unit
qC
qC
qC
mW
mA
V
mA
V
A
V
ELECTRO-OPTICAL CHARACTERISTICS (T
LD
= 25
q
C, T
C
=
ð
20
q
C to +65
q
C)
Parameter
Threshold Current
Forward Voltage
Optical Output Power from Fiber
(Recommended Operating Point)
Spontaneous Emission Power from Fiber
Differential Efficiency from Fiber
Peak Emission Wavelength
Sub-mode Suppression Ratio
1 dB Bandwidth
Relative Intensity Noise
Composite Second Order Distortion
Composite Triple Beat Distortion
Carrier to Noise Ratio
Isolation
Symbol
I
th
V
F
P
op
*1
Conditions
MIN.
TYP.
20
MAX.
35
1.4
Unit
mA
V
mW
I
F
= 30 mA
0.9
15.0
1.2
16.0
P
s
I
b
= I
th
P
f
d
P
op
P
f
= P
op
P
f
= P
op
P
f
= P
op
*2
50
0.25
1290
30
900
ð155
ð55
ð60
49
35
40
1310
35
1330
P
W
mW/mA
nm
dB
MHz
dB/Hz
dBc
dBc
dBc
dB
K
d
O
P
SMSR
f
RIN
P
f
= P
op
P
f
= P
op
P
f
= P
op
P
f
= P
op
CSO
CTB
*3
*3
CNR
I
S
*3
*1
Recommended Pop value is supplied with each device.
*2
Conditions : P
f
= P
op
, CW
Measuring Bandwidth: 50 MHz to 600 MHz
Optical Reflection
ð40
dB
*3
Conditions : P
f
= P
op
, Optical Modulation Index = 3.5 %/channel
79 channel unmodulated carriers (55.25 MHz to 547.25 MHz)
Optical Reflection
ð40
dB, Optical Loss = 12 dB
2
NDL7673P
ELECTRO-OPTICAL CHARACTERISTICS
(Applicable to Monitor PD: T
LD
= 25
q
C, T
C
=
ð
20
q
C to +65
q
C)
Parameter
Monitor Current
Dark Current
Tracking Error
Symbol
I
m
I
D
Conditions
V
R
= 5 V, P
f
= P
op
V
R
= 5 V
I
m
= const.
MIN.
50
2
10
0.5
TYP.
MAX.
Unit
P
A
nA
dB
J
*4
*4
Tracking Error :
J
J
= 10 log
P
f
P
op
(mW)
P
f
T
LD
= T
C
= 25 ˚C
T
LD
= 25 ˚C,
T
C
= –20 to +65 ˚C
P
op
P
f
0
I
m
(@ P
f(25 ˚C)
= P
op
)
I
m
ELECTRO-OPTICAL CHARACTERISTICS
(Applicable to Thermistor and TE Cooler: T
LD
= 25
q
C, T
C
=
ð
20
q
C to +65
q
C)
Parameter
Thermistor Resistance
Cooler Current
Cooler Voltage
Cooling Capacity
Symbol
R
*5
Conditions
T
LD
= 25
qC
MIN.
9.5
TYP.
10
0.6
1.1
MAX.
10.5
0.8
1.5
Unit
k:
A
V
K
I
C
V
C
'
T = 40 K
'
T = 40 K
I
C
= 0.8 A, P
f
= P
op
40
'
T
*6
*5
B Constant = 3400
r100
K
*6
'
T = |T
C
- T
LD
|
DFB LASER FAMILY FOR CATV/ANALOG APPLICATIONS
P
op
: Operating point power (min. value)
FEATURES
3 mW min.
14 PIN BFY MODULE
WITH SMF
NDL7680P
4 mW min.
NDL7650P
6 mW min.
NDL7660P
8 mW min.
NDL7670P
12 mW min.
NDL7672P
15 mW min.
NDL7673P
3
NDL7673P
REFERENCE
Document Name
NEC semiconductor device reliability/quality control system
Quality grade on NEC semiconductor devices
Semiconductor device mounting technology manual
Guide to quality assurance for semiconductor devices
Semiconductor selection guide
Document No.
LEI-1201
IEI-1209
C10535E
MEI-1202
X10679E
4
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