NX8563LB Datasheet, PDF (1/8 Pages) NEC – CW LIGHT SOURCE InGaAsP STRAINED MQW-DFB LASER DIODE MODULE FOR D-WDM APPLICATIONS

DATA SHEET
LASER DIODE
NX8563LB Series
CW LIGHT SOURCE
InGaAsP STRAINED MQW-DFB LASER DIODE MODULE
FOR D-WDM APPLICATIONS
DESCRIPTION
The NX8563LB Series is a 1 550 nm laser diode with Polarization Maintain Fiber (PMF).
This device is designed as CW light source and ideal for D-WDM transmission systems in which external
modulators are used.
FEATURES
• Output power
Pf = 10 mW MIN.
• Wavelength availability
λp = 1 540 to 1 560 nm, ITU standard based
• Internal thermo-electric cooler and isolator
• Hermetically sealed 14-pin butterfly package
• Polarization maintain fiber pigtail
15.24
2.54
7
1
8
14
0.5
20.83±0.13
26.04±0.13
29.97±0.25
PACKAGE DIMENSIONS
in millimeters
4– φ 2.67
22.3
TOP VIEW
#7
#1
–+
Cooler PD
LD
L
Thermistor
R
#8
#14
Optical Fiber (PMF)
Length: 1 m MIN.
PIN CONNECTIONS
Pin No.
Function
1 Thermistor
2 Thermistor
3 Bias
4 PD Anode
5 PD Cathode
6 Cooler Anode
7 Cooler Cathode
Pin No.
Function
8 GND
9 GND
10 GND
11 GND, LD Anode
12 Signal Input
13 GND
14 GND
The information in this document is subject to change without notice.
Document No. P13642EJ3V0DS00 (3rd edition)
The mark • shows major revised points.
Date Published November 1998 NS CP(K)
Printed in Japan
©
1997