M51943BML#DF0J

Supervisors Overview

The M51943BML#DF0J is a voltage detecting and system resetting integrated circuit manufactured by Renesas Electronics. It belongs to the M51943B series, designed for monitoring power supply voltages and generating reset signals. The device is housed in an SOT-89 package, specifically identified as PSSO3 or SC-62 with three pins. This component functions as a power supply support circuit, providing fixed detection capabilities for system reliability.

Supervisors Feature Summary

• Provides voltage detection and system resetting functions
• Designed as a dedicated power supply support circuit
• Features fixed channel operation for specific voltage monitoring

Supervisors Applications

• Power supply monitoring in electronic systems
• System resetting circuits requiring voltage supervision
• Embedded power management applications

Supervisors Procurement Notes

Verify the exact suffix #DF0J against official Renesas documentation to confirm package type and electrical specifications. Ensure compatibility with existing board layouts using the SOT-89 (PSSO3/SC-62) footprint. Cross-reference with Mitsubishi Electric datasheets if sourcing from alternative distributors, as this part number family was originally developed by Mitsubishi. Confirm current production status through official channels.

Supervisors Selection Notes

Select this component when a fixed voltage detection threshold is required for system reset generation. The SOT-89 package offers a compact solution for space-constrained designs. Consider the specific detection voltage associated with the base M51943B model variant. Verify that the fixed nature of the detection voltage meets the application's power rail requirements without needing adjustable components.

Supervisors Part Context

The M51943B series includes variants such as M51943BL, M51943BML, and M51943BSL, available in SIP-5, SOT-89, and TO-92 packages respectively. These devices are classified as voltage detecting and system resetting ICs. The series supports various power supply monitoring needs across different form factors, with the M51943BML#DF0J utilizing the SOT-89 configuration.

Supervisors Replacement Considerations

Compatible substitutes include other M51943B series parts like M51943BML from Mitsubishi Electric or Renesas. Check pinout compatibility between SOT-89 variants. Verify detection voltage levels match the original design requirements before substitution.