TPS37100/TPS37100-Q1 Supervisors

Manufacturer

Part #

Description

The Texas Instruments TPS37100/-Q1 Window, Overvoltage, or Undervoltage Supervisors supply 105V input voltage with a low quiescent current of 5uA and quick detection time. These devices can be connected directly to a 24V/48V/72V battery for continuous monitoring of Overvoltage or Undervoltage conditions. They are AEC-Q100 qualified for automotive applications, ensuring reliability in critical environments.

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Texas Instruments TPS37100/TPS37100-Q1 Supervisors

Introduction

The Texas Instruments TPS37100/TPS37100-Q1 Supervisors are advanced monitoring devices designed to ensure the safety and reliability of power systems. With their ability to detect overvoltage and undervoltage conditions, these supervisors are essential components for various applications, particularly in automotive and industrial environments.

Part Description

The TPS37100/-Q1 Supervisors are capable of handling input voltages up to 105V while maintaining a low quiescent current of just 5µA. They feature quick detection times and can be directly connected to 24V, 48V, or 72V battery systems for continuous monitoring. The devices include two outputs (OUT A and OUT B) that serve as separate fault monitors, allowing for tailored responses to different voltage conditions. Additionally, the AOUT pin provides a scaled-down version of the SENSE pin voltage, which can be sampled by an ADC for precise supply voltage measurements. These supervisors are AEC-Q100 qualified, making them suitable for automotive applications where reliability is critical.

Applications

Battery management units
DC/DC converter systems
Traction drives for 2-wheelers and 3-wheelers
Low-voltage battery systems
Traction inverters
Analog input modules
CPU (PLC controller) systems
Servo drive control modules
Servo drive power stage modules
Servo drive functional safety modules

Industries

Automotive
Industrial automation
Renewable energy
Consumer electronics
Robotics
Electric vehicles

Usage Ideas

Battery Management System: Implement the TPS37100 in a battery management system to monitor battery voltage levels and ensure safe operation by triggering alerts for overvoltage or undervoltage conditions.
DC/DC Converter Protection: Use the TPS37100 to monitor the output of a DC/DC converter, providing real-time feedback to prevent damage from voltage fluctuations.
Traction Drive Monitoring: Integrate the TPS37100 in a traction drive system for electric vehicles, allowing for precise voltage monitoring and enhancing the safety and performance of the drive.

Conclusion

The Texas Instruments TPS37100/TPS37100-Q1 Supervisors are versatile and reliable components that play a crucial role in monitoring voltage conditions across various applications. Their low power consumption, quick response times, and automotive-grade qualifications make them ideal for use in critical systems, ensuring safety and efficiency in power management.