BU4332G-TR

Overview

The BU4332G-TR is a single-channel voltage supervisor IC manufactured by Rohm Semiconductor. It features a fixed detection threshold of 3.2V and operates within a supply voltage range of 700 mV to 7 V. The device provides a push-pull or totem pole output with active-low reset signaling. It includes an adjustable reset delay time and maintains a detection accuracy of 1%. Designed for surface-mount installation, it utilizes a 5-SSOP (SC-74A) package and supports an operating temperature range from -40°C to 125°C.

Feature Summary

• Provides active-low reset signal via push-pull/totem pole output
• Features adjustable reset delay timing capability
• Ensures high detection accuracy of 1% for voltage monitoring

Applications

• Microprocessor system power supervision
• Portable equipment voltage monitoring
• Battery-powered device reset control

Procurement Notes

Verify the component status as Not Recommended for New Designs (NRND). Confirm the specific package variant matches the 5-SSOP requirement. Ensure the fixed 3.2V threshold aligns with the target circuit design. Check for RoHS compliance and whisker information documentation prior to integration.

Selection Notes

Select this component when a fixed 3.2V threshold is required for low-voltage detection. The adjustable reset delay allows customization for specific startup sequences. The wide operating temperature range suits industrial applications. Verify that the CMOS output interface is compatible with the downstream logic inputs.

Part Context

This part belongs to the BU43xx series of voltage detectors from Rohm Semiconductor. It is designed for simple reset and power-on reset functions in compact electronic systems. The series offers various threshold voltages and packages to suit different power management needs.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.