TPS38700603SRGERQ1

Power Supply Controllers, Monitors Overview

The TPS38700603SRGERQ1 is an automotive-grade power-supply sequencer designed for complex voltage management. It supports up to six monitored channels and features six general-purpose outputs (GPOs). The device integrates I2C communication for programmable control of sequencing parameters, including thresholds and delays. It operates within a supply voltage range of 2.2 V to 5.5 V and functions reliably across a temperature range of -40°C to +125°C. Packaged in a 24-VQFN (4x4 mm) format, it ensures precise timing control for multi-rail systems.

Power Supply Controllers, Monitors Feature Summary

• Supports sequencing for up to six independent voltage channels with configurable thresholds
• Integrates I2C interface for dynamic programming of delay times and output states
• Provides six general-purpose outputs (GPOs) for flexible system control and status indication
• Automotive qualification compliant with AEC-Q100 standards for high reliability

Power Supply Controllers, Monitors Applications

• Multi-rail power sequencing in automotive infotainment systems
• Voltage management for automotive domain controllers
• Power-up sequence control for ADAS sensor modules
• System reset and supervision in electric vehicle battery management units

Power Supply Controllers, Monitors Procurement Notes

Verify the complete part number including suffixes such as SRGERQ1 to ensure correct package, tape-and-reel quantity, and automotive grade specification. Confirm I2C address settings and channel configuration requirements against the specific application design before ordering. Check for updated datasheet revisions to ensure compatibility with latest timing specifications.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing systems requiring synchronized power-up or power-down sequences for multiple voltage rails. It is suitable for applications needing programmable delay control via I2C rather than fixed hardware timers. Consider the 24-pin VQFN package constraints for PCB layout and thermal management. Ensure the monitored voltage levels fall within the device's input range and threshold capabilities.

Power Supply Controllers, Monitors Part Context

This device belongs to the TPS38700S-Q1 family of power-supply sequencers from Texas Instruments. It is specifically engineered for automotive electronics where precise timing and robust supervision are critical. The series offers scalable solutions for managing complex power domains in modern vehicles, providing both supervisory and sequencing functions in a single integrated circuit.

Power Supply Controllers, Monitors Replacement Considerations

Direct substitutes may include other TPS38700 variants with different channel counts or output configurations. Verify pin-to-pin compatibility and I2C register mapping if replacing with non-sequencer supervisors. Consult the manufacturer's cross-reference guide for qualified alternatives that meet AEC-Q100 automotive standards.