Photonic Components for Optical Communication and Other Areas of Photonics

Laser Pigtailed for CATV workstation, CATV Return-path Transmission System, Short-distance Forward Transmission System, GSM or CDMA Transmission System, and Other Analog Systems
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Wuhan Shengshi Optical Technology Co., Ltd.

Contact Person: Wendy
Tel.: +86-027-87179709
Mobile: +86-15902779619
Fax: +86-027-87172995
E-mail:
wendy@laserdiodedevice.com

1490nm Pulsed Laser Module for OTDR

Pin Description

The 1490nm pulsed laser module for OTDR utilizes a DFB chip, and features a maximum output power of 60mw. It is a cost effective, pulsed laser module for use in OTDR systems.

Absolute Maximum Ratings
Parameter Symbol Min. Typical. Max. Unit
Pulsed Forward Current IFP

750 mA
Reverse Voltage VR

2 V
Reverse Voltage (monitor PD) VRM

10 V
Reverse Current (monitor PD) IFPM

2 mA
Operating Temperature TC 0
60 °C
Storage Temperature Tstg -40
85 °C
Lead Soldering Temperature Tsld

260(l0s) °c
Relative Humidity (Noncoagulable) RH

85 %
Optical & Electrical Characteristics
Parameter Symbol Min. Typ. Max. Unit Notes
Forward Voltage VFP

3.5 V IFP = 400 mA, PW = 10 μs, Duty = 1%
Threshold Current Ith
20 35 mA
Optical Output Power From Fiber Pf 40 60
mW IFP =400 mA, PW = 10 μs, Duty = 1%
Center Wavelength λc 1470 1490 1510 nm IFP = 400 mA, PW = 10 μs, Duty = 1%
Spectral Width σ

4 nm RMS (−3 dB)
Rise Time tr
0.5 2.0 ns 10-90%
Fall Time tf
0.5 2.0 ns 90-10%
Monitor Current Im 0.05
2 mA VRM = 5V

As an experienced FP pulsed diode laser (for OTDR system) manufacturer and supplier in China, our company also offers 8-10mw 1653.5nm Butterfly Laser Diode for gas detection, butterfly fiber coupled laser diodes, Pin TIA receiver and more.

FP Pulsed Diode Laser (For OTDR System)
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