LM5056PMHE/NOPB

Power Management - Specialized Overview

The LM5056PMHE/NOPB is an 80-V PMBus Current/Voltage/Power/Temperature Monitor manufactured by Texas Instruments. It operates within a supply voltage range of 4.5V to 5.5V and draws a typical supply current of 6.8mA. The device supports a wide operating temperature range from -40°C to +125°C and is housed in a 28-HTSSOP package with a width of 4.40mm. It is designed for high-voltage system power management and protection applications.

Power Management - Specialized Feature Summary

• Integrates monitoring capabilities for current, voltage, power, and temperature via the PMBus interface.
• Supports high-voltage system power management and protection functions.
• Operates reliably across extended industrial temperature ranges.

Power Management - Specialized Applications

• Base station network line cards
• Server power systems

Power Management - Specialized Procurement Notes

Verify the exact suffix against official Texas Instruments documentation to confirm pinout and electrical specifications. Ensure compatibility with existing PCB footprints and thermal requirements. Confirm RoHS compliance status through the manufacturer's latest release notes. Validate that the 28-HTSSOP package dimensions match design constraints. Check for any recent product change notices affecting material composition or assembly processes.

Power Management - Specialized Selection Notes

Select this component when precise monitoring of multiple electrical parameters is required in high-voltage environments. The integrated PMBus interface allows for detailed system diagnostics and configuration. Consider the 28-HTSSOP package size for space-constrained designs. Evaluate the operating temperature range against environmental conditions. Ensure the supply voltage requirements align with available system rails.

Power Management - Specialized Part Context

This part belongs to the LM5056 series of high-voltage system power management ICs. It is distinct from the LM5056PMHX variant, which may have different packaging or minor specification variations. The device serves as a critical monitoring element in complex power distribution networks, providing essential data for system health and protection logic.

Power Management - Specialized Replacement Considerations

LM5056PMHX/NOPB is a related variant within the same family. Verify specific package and marking differences before substitution. No other direct substitutes are confirmed in public documentation.