ISL28025FI12Z-T

Power Supply Controllers, Monitors Overview

The ISL28025FI12Z-T is a precision digital power monitor featuring a serial interface for bidirectional high-side and low-side current detection and voltage monitoring. It provides digital results for current, voltage, and calculated power with strict accuracy errors below 0.1%. The device supports a common-mode input range of 0V to 60V, accommodating both external and internally regulated VCC supplies. It includes an integrated temperature sensor, an 8-bit voltage DAC for output margining, and fault indication logic for bus voltage windows and overcurrent conditions.

Power Supply Controllers, Monitors Feature Summary

• Provides precise digital monitoring of power supply current and voltage with calculated power output
• Supports bidirectional current sensing for both high-side and low-side configurations
• Features a PMBus-compatible serial interface for system communication
• Includes integrated fault protection indicators and an on-chip temperature sensor

Power Supply Controllers, Monitors Applications

• Telecommunications power systems
• Automotive electronics monitoring
• Industrial equipment power management

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix FI12Z-T against official Renesas documentation to confirm the WLCSP package type and reel carrier configuration. Ensure compatibility with the required operating temperature range of -40°C to +125°C. Confirm that the lead-free SAC405-E1 terminal finish meets your assembly specifications. Cross-reference the part number with authorized distributors to validate current availability status.

Power Supply Controllers, Monitors Selection Notes

Select this component when high-accuracy power monitoring is required for wide common-mode voltage applications up to 60V. The internal regulation capability reduces external circuit complexity compared to externally powered monitors. Consider the WLCSP package dimensions if board space is constrained. Verify that the system requires PMBus compatibility for integration with existing control architectures.

Power Supply Controllers, Monitors Part Context

This part belongs to the ISL28025 family of digital power monitors manufactured by Renesas Electronics. The family is designed for applications requiring precise measurement of electrical parameters in power distribution networks. The specific model utilizes a wafer-level chip-scale package suitable for surface-mount assembly.

Power Supply Controllers, Monitors Replacement Considerations

Consult official Renesas cross-reference documents for verified substitute part numbers. Do not assume functional equivalence with other series without verifying pinout and specification alignment.