NX8562LB Datasheet, PDF (1/8 Pages) NEC – 1 550 nm CW LIGHT SOURCE InGaAsP STRAINED MQW-DFB LASER DIODE MODULE

DATA SHEET
LASER DIODE
NX8562LB
1 550 nm CW LIGHT SOURCE
InGaAsP STRAINED MQW-DFB LASER DIODE MODULE
DESCRIPTION
The NX8562LB is a 1 550 nm laser diode with Polarization Maintain Fiber (PMF).
This device is designed as CW light source and ideal for transmission systems in which external modulators are
used.
FEATURES
• Output power
Pf = 20 mW MIN.
• Wavelength selectable for ITU-T standards
• 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. P13824EJ2V0DS00 (2nd edition)
The mark • shows major revised points.
Date Published November 1998 NS CP(K)
Printed in Japan
©
1998