LMS33460MGX/NOPB

Supervisors Overview

The LMS33460MGX/NOPB is a 3-V undervoltage detector manufactured by Texas Instruments. It operates within a supply voltage range of 1.2 V to 5.5 V and features a fixed output threshold of 2.97 V with a tolerance of ±1%. The device includes an internal reset delay timer of approximately 140 ms and offers low quiescent current consumption of 1.8 µA. It is available in a compact SOT-23-5 package and supports operation across an industrial temperature range from -40°C to +125°C.

Supervisors Feature Summary

• Provides precise undervoltage detection with a fixed 2.97 V threshold
• Integrates a fixed 140 ms reset delay timer for stable startup
• Maintains ultra-low quiescent current of 1.8 µA for battery efficiency
• Supports wide input voltage range from 1.2 V to 5.5 V

Supervisors Applications

• Battery-powered portable electronics monitoring
• Microprocessor and FPGA power supply supervision
• Automotive electronic systems requiring undervoltage protection
• Industrial control circuits with strict power management needs

Supervisors Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure compatibility with required threshold voltages and package types. Confirm RoHS compliance status and lead times through authorized distributors. Validate that the operating temperature range meets your application's environmental requirements before finalizing procurement decisions.

Supervisors Selection Notes

Select this component when a fixed 3 V undervoltage threshold is required for system supervision. Consider its low quiescent current for energy-sensitive applications. Ensure the SOT-23-5 package fits your PCB layout constraints. Verify that the 140 ms delay timer aligns with your system's startup timing requirements without external components.

Supervisors Part Context

This part belongs to the LMS33460 family of undervoltage detectors, designed for reliable power monitoring in various electronic systems. It serves as a critical component for ensuring stable operation by detecting insufficient supply voltages and triggering reset signals or shutdowns to protect sensitive loads from damage due to low power conditions.

Supervisors Replacement Considerations

Check for direct pin-compatible alternatives such as the LM33460 series variants. Verify equivalent threshold voltages and quiescent current specifications. Ensure the replacement supports the same SOT-23-5 package and temperature range. Consult manufacturer cross-reference guides for validated substitutes.