ISL28022FRZ-TR5453

Power Supply Controllers, Monitors Overview

The ISL28022FRZ-TR5453 is a bidirectional digital current and power monitor featuring an I2C serial interface. It supports high-side and low-side sensing with a common-mode input voltage range of 0V to 60V. The device provides precise monitoring with accuracy better than 0.3% across the full input range. It operates on a supply voltage between 3V and 5.5V, drawing a typical quiescent current of 700µA. The component functions within a temperature range of -40°C to +125°C and is housed in a 10-pin MSOP package.

Power Supply Controllers, Monitors Feature Summary

• Bidirectional current detection and voltage monitoring via I2C interface
• Supports both high-side and low-side ground sensing configurations
• Handles 0V to 60V common-mode input voltages with minimal external circuitry
• Configurable fault thresholds and measurable ADC gain ranges

Power Supply Controllers, Monitors Applications

• Telecommunications equipment power monitoring
• Automotive system diagnostics
• Industrial control applications
• DC/DC and AC/DC converter regulation

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix TR5453 against official Renesas documentation to confirm tape-and-reel specifications and lot traceability. Ensure the ordering part number matches the exact package variant and temperature grade required for the design. Cross-reference with the manufacturer's latest datasheet to validate pinout compatibility and electrical characteristics before finalizing procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component for designs requiring precise digital monitoring of current and power in systems with up to 60V common-mode voltages. It is suitable for space-constrained applications due to its low quiescent current and compact MSOP packaging. Consider this device when high accuracy and configurable fault protection are necessary for bidirectional power flow analysis.

Power Supply Controllers, Monitors Part Context

The ISL28022 belongs to Renesas' family of precision digital power monitors designed for industrial and automotive environments. It integrates analog-to-digital conversion capabilities to provide direct digital readings of voltage and current. This series enables efficient power management by allowing microcontrollers to monitor system health and detect faults through standard communication protocols.

Power Supply Controllers, Monitors Replacement Considerations

Consult official cross-reference lists for verified substitutes. Ensure any replacement maintains the 0V to 60V common-mode range and I2C interface compatibility.