BD4732G-TR

Overview

The BD4732G-TR is a supervisory circuit manufactured by ROHM Semiconductor, designed for power supply support applications. It functions as a voltage detector with a fixed reset detection voltage of 3.2V. The device features an open collector output type and does not include manual reset or watchdog timer capabilities. It operates within a supply voltage range up to 10V and maintains an accuracy of 1%. The component is housed in a 5-pin SSOP package and supports a maximum power dissipation of 540mW.

Feature Summary

• Provides voltage supervision with a fixed detection threshold
• Features an open collector output configuration
• Operates without manual reset or watchdog timer functions

Applications

• Power supply monitoring circuits
• Voltage detection systems
• Supervisory circuit implementations

Procurement Notes

Verify the specific manufacturer datasheet for the BD4732G-TR to confirm current availability status and lead times. Ensure that the ordering suffix matches the required packaging format. Cross-reference the pinout and electrical characteristics against the official ROHM documentation to guarantee compatibility with the target design requirements before procurement.

Selection Notes

Select this component when a fixed 3.2V detection threshold is required for power supply monitoring. The open collector output allows for flexible interfacing with various logic levels. Consider the absence of manual reset and watchdog features when designing the system architecture. Verify that the operating temperature range and package dimensions meet the physical constraints of the application.

Part Context

This part belongs to the BD47 series of supervisory circuits from ROHM Semiconductor. These devices are engineered for reliable power management in electronic systems. The series typically offers fixed detection voltages and simple interface requirements. The BD4732G-TR specifically targets applications needing precise voltage monitoring with minimal external component count.

Replacement Considerations

Public confirmed substitute part numbers: BD4932G-TR.