MP5490GC-0000-Z

Power Management - Specialized Overview

The MP5490GC-0000-Z is a fully integrated power management solution designed for the transmitter optical subassembly (TOSA) of optical modules. It integrates four high-accuracy current sources for distributed feedback laser diodes and four negative voltage biases for electro-absorption modulated lasers. The device includes four-channel EML current measurements and monitoring photodetector current measurements. It operates within an input voltage range of -2 V to 5.5 V, supports an output current of 250 mA, and functions between -40°C and +125°C in a 36-WLCSP package.

Power Management - Specialized Feature Summary

• Integrates four high-accuracy current sources for DFB laser diodes
• Provides four negative voltage biases for EML bias
• Includes four-channel EML current measurement capabilities
• Features monitoring photodetector current measurement

Power Management - Specialized Applications

• Transmitter optical subassembly (TOSA)
• Optical module power management
• DFB laser diode driving
• EML bias generation

Power Management - Specialized Procurement Notes

Verify the specific suffix against official Monolithic Power Systems documentation to confirm exact configuration and availability status. Cross-reference the manufacturer part number with authorized distributor listings to ensure authenticity. Confirm RoHS compliance and moisture sensitivity levels prior to integration into production workflows.

Power Management - Specialized Selection Notes

Select this component when designing TOSA circuits requiring integrated laser drive and modulation bias. Ensure the system accommodates the specified input voltage range and thermal operating conditions. Verify that the WLCSP-36 package footprint matches the PCB layout requirements for surface mount assembly.

Power Management - Specialized Part Context

This part belongs to the MP5490 series of specialized PMICs from Monolithic Power Systems. It is engineered specifically for optical communication applications, consolidating multiple power and control functions into a single compact package to reduce board space and design complexity for optical transceivers.

Power Management - Specialized Replacement Considerations

MP5490GC-0000-P is listed as a direct substitute.