Overview
IEC 62148-11:2024 is the latest international standard published by the International Electrotechnical Commission (IEC) that defines package and interface standards for 14-pin modulator integrated laser diode modules and pump laser diode modules. This third edition replaces the 2009 version and includes significant technical revisions to better reflect current market requirements and improve mechanical interchangeability.
The standard specifies the physical and electrical interface requirements for these fibre optic active components, focusing on 14-pin packages equipped with thermo-electric coolers (TEC). It ensures compatibility of modulator integrated laser diode transmitter modules and pump laser diode modules at both printed circuit board (PCB) and panel mounting levels.
Key Topics
-
Scope and Purpose: IEC 62148-11:2024 covers the physical interface specifications of 14-pin modulator integrated laser diode modules and pump laser diode modules. The standard targets mechanical interchangeability to enable easy integration and replacement in various fibre optic systems.
-
Modulator Integrated Laser Diode Modules:
- Designed to convert electrical signals into optical signals.
- Interfaces include pigtail optical fibre connectors compliant with IEC 61754 series and fibre types specified in IEC 60793-2-50.
- Defines detailed pin functionality for 14 electrical terminals, including laser diode anode, photodiode monitor, thermo-electric cooler terminals, and grounds.
- Mechanical outlines specifying package dimensions ensure compatibility with standard PCB footprints and panel assemblies.
-
Pump Laser Diode Modules:
- Serve to provide optical pump power for fibre amplifiers such as rare earth doped and Raman amplifiers.
- Separate and clearly distinguished electrical and mechanical interface specifications from modulator integrated modules for clarity and improved design.
- Updated dimensional specifications to reflect the latest market practices.
-
Technical Revisions in the 2024 Edition:
- Updated document title for clarity.
- Independent subclauses separate electrical and mechanical interface specs for the two module types.
- Amendments to package dimensions for pump laser diode modules reflecting current manufacturing trends.
- Removal of outdated footprint drawings to streamline documentation.
Applications
IEC 62148-11:2024 supports practical implementation in several critical fibre optic applications, including:
-
Optical Telecommunication Systems: Ensuring reliable and standardized integration of laser diode modules in transmitters, enabling consistent signal conversion and amplification.
-
Fibre Amplifiers: Facilitating modular pump laser diode installations in rare earth doped optical fibre amplifiers and Raman amplifiers to boost signal strength across long distances.
-
Data Centers and Networking: Supporting standard interfaces for high-speed laser diode modules that are integral to fibre optic transceivers used in data centers, ensuring mechanical compatibility and reducing system downtime.
-
Optoelectronics Manufacturing: Guiding component manufacturers in producing laser diode modules compatible with international standards, fostering interoperability among suppliers and reducing custom design efforts.
Related Standards
To fully leverage IEC 62148-11:2024 for comprehensive fibre optic component design and integration, consider the following complementary standards:
- IEC 62148-1: Provides general guidance and terms for fibre optic active components and device packages.
- IEC 61754 Series: Specifies fibre optic connector interfaces essential for pigtail optical fibre compatibility.
- IEC 60793-2-50: Defines standard optical fibre types suitable for pigtail interfaces.
- Additional IEC 62148 parts cover other package types and interface standards for various fibre optic active devices.
Summary
IEC 62148-11:2024 is a vital standard for engineers, designers, and manufacturers involved in fibre optic technologies requiring 14-pin modulator integrated laser diode and pump laser diode modules. Its specifications promote mechanical interchangeability, provide detailed pin function definitions, and update package dimensions to current market realities, ensuring seamless integration, reliable performance, and enhanced compatibility across optical communication and amplification equipment.
Keywords: IEC 62148-11:2024, 14-pin modulator integrated laser diode modules, pump laser diode modules, fibre optic active components, package standard, interface standard, thermo-electric cooler, optical fibre connectors, laser diode transmitter modules, fibre amplifiers, mechanical interchangeability.