LM3705XCMM-308/NOPB

Supervisors Overview

The LM3705XCMM-308/NOPB is a single-channel voltage supervisor IC manufactured by Texas Instruments. It operates within a maximum supply voltage of 5.5 V and features a threshold voltage of 3.08 V. The device provides an active low, open-drain output with a manual reset capability and includes a watchdog timer function. It offers a reset delay time of 200 ms and maintains an accuracy of 0.5%. The component is designed for surface mount installation in a 10-VSSOP package, supporting operation across a temperature range from -40°C to +85°C.

Supervisors Feature Summary

• Single-channel voltage supervision with active low open-drain output
• Integrated manual reset control and watchdog timer functionality
• High precision monitoring with 0.5% accuracy specification

Supervisors Applications

• Microprocessor supervisory circuits
• Portable electronic devices requiring power management
• Embedded systems needing voltage monitoring

Supervisors Procurement Notes

Verify the complete part number including the suffix against official Texas Instruments documentation to ensure correct threshold voltage and package configuration. Confirm RoHS compliance status and lead-free specifications as indicated in the datasheet. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and avoid counterfeit components during procurement processes.

Supervisors Selection Notes

Select this component when a single-channel supervisor with integrated watchdog and manual reset is required. Ensure the 3.08 V threshold aligns with the monitored rail voltage. Verify that the open-drain output type matches the system logic requirements. Consider the 10-VSSOP package constraints for PCB layout and thermal management within the specified operating temperature range.

Supervisors Part Context

This device belongs to the Texas Instruments LM370x series of voltage supervisors. It is categorized under Power Management Integrated Circuits (PMIC). The specific model indicates a single-channel configuration with a fixed threshold voltage. The NOPB suffix denotes a non-plated lead or lead-free compliant version, adhering to environmental standards set by regulatory bodies.

Supervisors Replacement Considerations

Compatible substitutes include other single-channel supervisors from Texas Instruments with similar threshold voltages and package types. Verify pin compatibility and electrical characteristics before substitution. Alternative manufacturers may offer equivalent functions but require validation of interface signals and timing parameters.