DATA SHEET
LASER DIODE
NX8341 Series
1 310 nm AlGaInAs MQW-DFB LASER DIODE
FOR 10 Gb/s APPLICATION
DESCRIPTION
The NX8341 Series is a 1 310 nm Multiple Quantum Well (MQW)
structured Distributed Feed-Back (DFB) laser diode TOSA (transmitter optical
subassembly) with InGaAs monitor PIN-PD in a receptacle type package
designed for XENPAK/XPAK/X2/XFP transceiver.
APPLICATIONS
• 10 G BASE-LW/LR
• 10 G Fiber Channel
FEATURES
• Internal optical isolator
• Optical output power
• Low threshold current
• Wide operating temperature range
• InGaAs monitor PIN-PD
P
f
=
−2
dBm
l
th
= 8 mA TYP. @ T
C
= 25°C
T
C
=
−5
to +85°C
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confirm that this is the latest version.
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Document No. PL10525EJ03V0DS (3rd edition)
Date Published February 2007 NS CP(N)
Printed in Japan
The mark <R> shows major revised points.
2004, 2007
The revised points can be easily searched by copying an "<R>" in the PDF file and specifying it in the "Find what:" field.
NX8341 Series
PACKAGE DIMENSIONS (UNIT : mm)
<R>
NX8341TB/TP
BOTTOM VIEW
φ
5.0
φ
2.99
φ
2.92
4.65
2.8
5.6
1.75
(4.05)
5.15
OPTICAL
REFERENCE
PLANE
0.55
φ
3.5±0.1
φ
3.5±0.1
1.35
8.7
1.3
18.17
φ
5.2±0.05
φ
5.2±0.05
3±0.1
0.28±0.1
5.55
2–1.6
GND surface
2–
φ
0.5
2–3.77
GND
1.0±0.2
Signal surface
GND
18–
φ
0.2
6–R0.15
φ
5.6±0.05
0.13
5–0.79
6–0.45
5.7
1.5
Remarks1.
Receptacle is electrically isolated from CAN.
2.
Characteristic impedance of flexible printed circuit is 25
Ω.
3.
NX8341TP has no matching resistor installed.
2
Data Sheet PL10525EJ03V0DS
PD Cathode
GND
LD Cathode
LD Anode
GND
NC
NX8341 Series
NX8341TJ
BOTTOM VIEW
φ
4.75±0.1
φ
3.4±0.03
φ
2.92±0.05
4.045±0.05
4.65
2.8
5.6
6.99±0.2
0.55±0.05
12.55 TYP.
1.1±0.05
A
OPTICAL
REFERENCE
PLANE
φ
5.2±0.05
φ
5.2±0.05
3±0.1
5.55
18.17
⊥
0.03 A
0.28±0.1
GND surface
2–1.6
1.0±0.2
Signal surface
2–
φ
0.5
2–3.77
GND
φ
5.6±0.05
GND
18–
φ
0.2
6–R0.15
0.13
5–0.79
6–0.45
5.7
1.5
Remark
Characteristic impedance of flexible printed circuit is 25
Ω.
PD Cathode
GND
LD Cathode
LD Anode
GND
NC
Data Sheet PL10525EJ03V0DS
3
NX8341 Series
NX8341TL
BOTTOM VIEW
φ
7.4±0.1
5.6
φ
4.64±0.05
2.8
6.94±0.05
11.6±0.2
0.55±0.05
18.17
φ
4.7±0.05
17.15 TYP.
OPTICAL
REFERENCE
PLANE
4.65
0.28±0.1
2–1.6
3±0.1
φ
5.2±0.05
5.55
2–
φ
0.5
2–3.77
GND
1.5
GND
18–
φ
0.2
6–R0.15
φ
5.2±0.05
GND surface
1.0±0.2
0.13
Signal surface
5–0.79
6–0.45
5.7
PD Cathode
GND
LD Cathode
LD Anode
GND
NC
φ
5.6±0.05
Remark
Characteristic impedance of flexible printed circuit is 25
Ω.
4
Data Sheet PL10525EJ03V0DS
NX8341 Series
NX8341UB
φ
5.0
φ
2.99
φ
2.92
BOTTOM VIEW
1
2
1.75
(4.05)
5.15
5 4 3
OPTICAL
REFERENCE
PLANE
1.3
φ
3.5±0.1
0.55
φ
3.5±0.1
1.35
8.7
PIN CONNECTIONS
1
PD 2
φ
5.2±0.05
φ
5.2±0.05
3±0.1
5.55
5
10
Ω
G
4
LD
3
10
Ω
5–
φ
0.3±0.05
φ
2.7±0.2
P.C.D
φ
5.6±0.05
Remark
Receptacle is electrically isolated from CAN.
14.5±0.6
1.0±0.2
Data Sheet PL10525EJ03V0DS
5
