S-8424AAFFT-TB-U

Power Supply Controllers, Monitors Overview

The S-8424AAFFT-TB-U is a CMOS battery backup switching IC from the S-8424A Series, manufactured by ABLIC. It integrates two voltage regulators, three voltage detectors, and a power supply switch with controller on a single chip. Designed for primary and backup power supply circuits, it supports input voltages up to 6 V. The device operates within a temperature range of -40 °C to +85 °C and is housed in an 8-pin TSSOP package.

Power Supply Controllers, Monitors Feature Summary

• Integrates dual voltage regulators, triple voltage detectors, and a power supply switch controller for comprehensive backup system management.
• Provides three distinct voltage detection output signals corresponding to the power supply voltage to support microcontroller operations.
• Utilizes a special sequence for switch control to optimize the effective utilization of backup power resources.

Power Supply Controllers, Monitors Applications

• Primary and backup power supply switching circuits
• Microcontroller power supply systems requiring voltage monitoring
• Battery backup configuration systems

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'FF' against the manufacturer's official documentation to confirm pinout and functional compatibility, as suffix variations often denote package or thermal differences. Ensure the component meets the required operating temperature range of -40 °C to +85 °C for your application environment. Cross-reference the datasheet revision to confirm regulatory compliance status, as indicated in related series data.

Power Supply Controllers, Monitors Selection Notes

Select this component when a single-chip solution for switching between primary and backup supplies is required. It is suitable for designs needing integrated voltage regulation and multiple detection thresholds without external discrete components. Consider the TSSOP-8 package constraints and the 6 V maximum input voltage limit during circuit design.

Power Supply Controllers, Monitors Part Context

This part belongs to the S-8424A Series of battery backup switching ICs. The series is characterized by low power consumption and high integration, designed specifically to manage power transitions between main and backup sources while providing essential voltage monitoring signals to downstream logic.

Power Supply Controllers, Monitors Replacement Considerations

Direct substitutes within the same series include S-8424AACFT-TB-U and S-8424AABFT-TB, provided the package type and electrical specifications match the design requirements. Verify that alternative parts maintain the same 8-pin TSSOP footprint and operational voltage ranges.