S-8424AAAFT-TB-U

Power Supply Controllers, Monitors Overview

The S-8424AAAFT-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 switching circuits, it provides microcontrollers with three types of voltage detection outputs corresponding to supply voltage. The device operates within a temperature range of -40 °C to +85 °C and utilizes a TSSOP-8 package.

Power Supply Controllers, Monitors Feature Summary

• Integrates dual voltage regulators, triple voltage detectors, and a power supply switch controller on a single CMOS chip
• Enables effective backup power utilization through special sequence switch control between primary and backup supplies
• Provides multiple voltage detection output signals to microcontrollers corresponding to power supply status

Power Supply Controllers, Monitors Applications

• Primary and backup power supply switching circuits
• Microcontroller system power management configurations
• Battery backup system design

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'U' against official ABLIC documentation to confirm environmental compliance or packaging variations. Ensure the TSSOP-8 pinout matches the target PCB footprint. Confirm operational temperature ratings align with system requirements before integration.

Power Supply Controllers, Monitors Selection Notes

Select this component when a unified solution for power switching and voltage monitoring is required. The integrated nature reduces external component count compared to discrete designs. Verify that the fixed threshold voltages meet the specific logic level requirements of the connected microcontroller.

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 levels suitable for portable devices requiring reliable power source management without complex external circuitry.

Power Supply Controllers, Monitors Replacement Considerations

Check for other suffixes in the S-8424A family (e.g., different package codes or thermal grades) if exact availability is constrained. Cross-reference with other ABLIC PMICs offering similar switching and detection functions only if pin compatibility allows.