MAX3748BETE#TG16

Overview

The MAX3748BETE#TG16 is a high-performance laser diode driver manufactured by Analog Devices Inc. under the Maxim Integrated brand. Designed for optical communication systems, this integrated circuit supports data rates up to 10 Gbps with a single channel configuration. It operates within a supply voltage range of 2.97V to 3.63V and features a 28-lead TQFN package with exposed pad for efficient thermal management. The device integrates bias current control and modulation drive capabilities optimized for direct modulation of laser diodes in SFP and XFP form factors.

Feature Summary

• Integrated bias current control loop for accurate laser power regulation
• Optimized output stage for low jitter and high extinction ratio performance
• Single-supply operation simplifying system power design
• Compact surface-mount packaging suitable for high-density optical modules

Applications

• SFP+ transceiver modules for 10 Gigabit Ethernet
• XFP optical transceivers for high-speed data centers
• SONET/SDH OC-192/STM-64 optical interfaces
• Fiber Channel applications requiring 10 Gbps transmission
• Point-to-point optical interconnects in enterprise networking

Procurement Notes

Verify component authenticity through authorized distribution channels only. Confirm RoHS compliance status and manufacturing date codes prior to integration. Check for obsolescence notices as Maxim Integrated products may have limited availability. Ensure proper ESD handling procedures during storage and assembly to maintain device reliability.

Selection Notes

Select this driver when designing 10 Gbps optical links requiring integrated bias control. Compare pin compatibility with existing designs if replacing legacy components. Evaluate thermal requirements based on PCB layout and ambient operating conditions. Verify that the 28-TQFN package dimensions match your mechanical constraints and soldering profile specifications.

Part Context

This component belongs to the MAX3748 family of laser drivers designed for short-reach optical communications. The MAX3748 series provides a complete solution for driving laser diodes in high-speed serial optical links. Analog Devices acquired Maxim Integrated, consolidating these product lines under the Analog Devices portfolio while maintaining the established part numbering conventions.

Replacement Considerations

Official substitutes include MAX3748AETE#TG16 and MAX3748CETE#TG16 from the same manufacturer family. Cross-reference pinouts and electrical characteristics before substitution. Verify that alternative packages maintain identical thermal and mechanical properties for direct replacement scenarios.