ISL6121LIB-T

Power Supply Controllers, Monitors Overview

The ISL6121LIB-T is a hot swap voltage controller manufactured by Renesas Electronics Corporation. It is designed for single power supply control applications, featuring integrated current limiting and thermal protection. The device operates within a supply voltage range of 2.5V to 5.5V and supports an operating temperature range from -40°C to +85°C. It is housed in an 8-SOIC surface-mount package with a width of 3.90mm. The component is classified under PMIC - Power Management ICs and is currently listed as end-of-life.

Power Supply Controllers, Monitors Feature Summary

• Integrated hot swap functionality for safe insertion and removal of circuit boards
• Built-in current limiting and thermal shutdown protection mechanisms
• Single power supply controller architecture for simplified design

Power Supply Controllers, Monitors Applications

• Single power supply control systems
• Hot swap voltage regulation
• Current limited power distribution

Power Supply Controllers, Monitors Procurement Notes

Verify the exact suffix configuration against the official datasheet, as variations such as LIBZA-T may indicate specific annealing or packaging differences. Confirm RoHS compliance status, as some variants like HIB are noted as non-compliant. Check for active substitute recommendations from Renesas due to the end-of-life status. Ensure the source document explicitly supports the requested suffix before procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component for applications requiring controlled power-up sequencing and overcurrent protection in single-rail systems. Verify that the 8-SOIC package dimensions fit the PCB layout constraints. Consider the operating temperature range suitability for the intended environment. Evaluate alternative models within the ISL6121 family if specific pinout or feature variations are required.

Power Supply Controllers, Monitors Part Context

The ISL6121 belongs to the ISL6121 series of hot swap controllers from Renesas (formerly Intersil). This series focuses on protecting circuits during board insertion and removing them without damaging connected equipment. The part is categorized under Power Management ICs, specifically within the voltage controller sub-category, serving as a foundational component for robust power distribution networks.

Power Supply Controllers, Monitors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Renesas technical support for recommended cross-references or newer generation alternatives suitable for single power supply hot swap applications.