MAX3646ETG+T

Laser Drivers Overview

The MAX3646ETG+T is a single-channel laser driver IC designed for optical transmitters operating at data rates from 155 Mbps to 622 Mbps. It supports SFF and SFP form factors with a supply voltage range of 2.97V to 3.63V. Key electrical parameters include a modulation current of 85mA, bias current of 100mA, and operating supply current of 47mA. The device is housed in a 24-TQFN (4x4) package with an exposed pad and functions within a temperature range of -40°C to +85°C.

Laser Drivers Feature Summary

• Integrated single-channel driver optimized for low-speed optical transmission applications
• Supports standard SFF and SFP module interfaces for direct integration
• Operates on a single 3.3V power supply rail

Laser Drivers Applications

• SFP optical transceiver modules
• SFF optical transceiver modules
• Fiber optic communication systems

Laser Drivers Procurement Notes

Verify component authenticity through authorized distributors or the manufacturer directly. Confirm RoHS compliance status and check for obsolescence notices, as this part may be subject to limited availability or discontinuation. Ensure the specific suffix matches the required packaging format before ordering.

Laser Drivers Selection Notes

Select this component for designs requiring a dedicated laser driver for SONET/SDH or Fibre Channel applications up to 622 Mbps. Evaluate thermal performance due to the TQFN package and ensure the host system provides stable 3.3V regulation. Verify compatibility with the target optical module's pinout and control logic requirements.

Laser Drivers Part Context

This device belongs to the Maxim Integrated laser driver family, specifically targeting low-speed fiber optic networking standards. It serves as a core active component in optical transceivers, converting electrical input signals into precise optical output currents. The series is known for integrating necessary protection and control features into a compact surface-mount footprint.

Laser Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Analog Devices official resources for current cross-reference lists or updated product line recommendations.