TPS36CD40EACDDFRQ1

Supervisors Overview

The TPS36CD40EACDDFRQ1 is an automotive-grade precision voltage supervisor featuring a window watchdog timer. It operates within a supply voltage range of up to 6V and supports input voltages up to 105V. The device utilizes an SOT-23-THIN-8 package for surface mount installation. Key electrical parameters include a reset delay time of 200 ms and an operating temperature range from -40°C to +125°C. It provides active low, open drain output functionality designed for reliable system monitoring in harsh automotive environments.

Supervisors Feature Summary

• Integrates a precision window watchdog timer for enhanced system reliability
• Supports high input voltage monitoring capabilities up to 105V
• Features ultra-low quiescent current consumption for power efficiency

Supervisors Applications

• Automotive engine control unit (ECU) monitoring
• Infotainment system power supervision
• Body control module voltage oversight

Supervisors Procurement Notes

Verify the complete part number including suffixes to ensure correct package and temperature grade compatibility. Confirm automotive qualification status against specific project requirements. Cross-reference datasheet revisions to validate timing parameters and pinout configurations before integration into final designs.

Supervisors Selection Notes

Select this component when high-voltage input monitoring is required alongside precise voltage supervision. The integrated watchdog feature simplifies design complexity compared to discrete solutions. Ensure the SOT-23-THIN-8 footprint aligns with available PCB space constraints and thermal management strategies for the target application environment.

Supervisors Part Context

This device belongs to the TPS36-Q1 family of automotive nano-quiescent-current precision supervisors. The series is engineered specifically for demanding automotive applications requiring robust fault detection and low power consumption. It complements other Texas Instruments power management solutions by providing dedicated supervisory functions with integrated watchdog capabilities.

Supervisors Replacement Considerations

Check TPS36CB66EACDDFRQ1 for similar supervisory functions with potentially different input voltage ranges. Verify TPS3435CAKAGDDFRQ1 as an alternative if manual reset features are preferred over automatic watchdog operation. Confirm pin-to-pin compatibility and parameter alignment before substituting.