Laser Modulator Drivers

Semtech offers a portfolio of fully integrated Silicon Germanium (SiGe) BiCMOS and pure CMOS laser drivers for edge emitting laser, VCSEL and LED drive applications. The drivers range from 125 Mbps to 14.3 Gbps and beyond. Applications include Ethernet, Fiber Channel, SONET/SDH and burst mode drivers for PON/FTTH. Some of the laser driver solutions include an integrated limiting post-amplifier in the same product.

800mW Reference Designs
Semtech provides complete reference designs for low power SFP+ LR and SR applications. The reference designs showcase Semtech’s high performance laser drivers and TIAs, and come with a user-friendly Graphical User Interface.


<0.5W (SR) or <0.8W (LR)

High mask margin (Tx and Rx)

Industry leading optical input sensitivity (SR and LR)

Low BOM cost

Request a reference design by clicking on the appropriate link below (you will be asked to login or create an account):