ONET1101LRGETG4

Overview

The ONET1101LRGETG4 is a single-channel laser diode driver manufactured by Texas Instruments, designed for optical networking applications. It supports data rates up to 11.3 Gbps and operates within a supply voltage range of 2.97V to 3.63V. The device is housed in a 24-VQFN (4x4 mm) package with exposed pad for surface mount installation. Key electrical specifications include a supply current of 95 mA, modulation current of 85 mA, and bias current of 100 mA. It functions within an operating temperature range of -25°C to 100°C.

Feature Summary

• Provides high-speed signal driving capability for laser diodes at 11.3 Gbps data rates
• Integrates precise current control mechanisms for modulation and bias management
• Utilizes compact surface-mount packaging suitable for dense circuit board layouts

Applications

• Optical line cards in telecommunications infrastructure
• Point-to-point microwave backhaul systems
• Video over fiber transmission equipment

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS3 compliance status and check for moisture sensitivity level handling requirements during storage and assembly. Review product change notices for any recent manufacturing updates or obsolescence warnings associated with this specific part number before finalizing procurement plans.

Selection Notes

Select this component when designing systems requiring a single-channel driver for 11.3 Gbps optical links. Ensure the design accommodates the specified 2.97V to 3.63V supply voltage range and thermal dissipation needs for the 24-VQFN package. Consider the 95 mA supply current for power budget calculations and verify compatibility with the target laser diode's electrical characteristics.

Part Context

This device belongs to the ONET1101 series from Texas Instruments, which focuses on high-speed optical interconnect solutions. It serves as a critical interface between digital logic and optical transmitters in high-bandwidth communication networks. The 'G4' suffix typically indicates lead-free and RoHS-compliant manufacturing variations within the standard product family.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users should consult Texas Instruments directly for recommended alternatives or cross-reference options based on specific pinout and performance requirements.