ISL88003IH16Z-T7A

Supervisors Overview

The ISL88003IH16Z-T7A is a voltage supervisory circuit manufactured by Renesas Electronics Corporation. It monitors a single input voltage with a threshold of 1.58 V and an overvoltage threshold of 1.599 V. The device features a push-pull output type and provides a reset delay time of 190 ms. It operates within a power supply range from 1.8 V to 5.5 V, with a maximum operating voltage of 5.5 V. The accuracy is specified at 1.2%. The component functions without manual reset or watchdog timer capabilities. It is housed in an SOT-23 package and supports surface mount installation. The operational temperature range extends from -40 C to +85 C.

Supervisors Feature Summary

• Provides precise voltage supervision for single-channel monitoring applications
• Features push-pull output configuration for direct interface compatibility
• Operates with low quiescent current consumption for energy efficiency
• Includes fixed reset delay timing for stable system initialization

Supervisors Applications

• Industrial control systems requiring voltage monitoring
• Portable electronic devices needing low-power supervision
• Embedded systems utilizing microcontroller reset management

Supervisors Procurement Notes

Verify the exact suffix and package variant against official Renesas documentation before procurement. Confirm availability status as distribution channels may list obsolete or discontinued stock. Ensure the specific threshold voltage matches the design requirements, as minor suffix variations indicate different trip points. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components. Check for any recent product change notices affecting specifications or packaging.

Supervisors Selection Notes

Select this component when a simple, low-cost supervisor with push-pull output is required. The 1.58 V threshold suits applications monitoring lower voltage rails. Consider the 190 ms reset delay for systems tolerant of startup latency. The SOT-23 package offers space-efficient mounting. Evaluate the 1.2% accuracy against system tolerance requirements. Ensure the 5.5 V maximum supply voltage aligns with the highest expected rail voltage.

Supervisors Part Context

This part belongs to the ISL88003 series of voltage supervisors from Renesas. The series typically includes variants with different threshold voltages and output types. These components are designed for general-purpose power management tasks. They complement other PMIC offerings by providing essential reset functionality. The series targets cost-sensitive applications in industrial and consumer sectors.

Supervisors Replacement Considerations

Check for ISL88003 variants with identical 1.58 V thresholds and push-pull outputs. Verify pinout compatibility with the SOT-23 package. Ensure replacement parts maintain the same reset delay and accuracy specifications. Confirm that alternative suppliers offer equivalent thermal and electrical performance ratings.