BD53E34G-TR

Overview

The BD53E34G-TR is a voltage detector IC from ROHM Semiconductor, designed for monitoring supply voltages. It features a typical under-voltage detection threshold of 3.4 V with a precision of ±0.9%. The device supports a reset active voltage range from 0.8 V to 6 V and utilizes a CMOS open-drain output type. It includes an adjustable delay timer and operates in the low reset active state. The circuit current is specified at 0.85 μA when Vdet is 4.8 V. Packaged in SSOP-5, it is supplied in tape and reel quantities of 3000 units.

Feature Summary

• Adjustable delay timer functionality
• CMOS open-drain output configuration
• Low power consumption design

Applications

• Processor supervisor circuits
• Battery voltage monitoring systems
• Portable electronic devices requiring voltage supervision

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific lot traceability requirements. Ensure the ordering part number matches the exact suffix specifications. Validate that the supplier provides original packaging documentation. Cross-reference datasheet revisions to ensure compatibility with current design standards.

Selection Notes

Select this component for applications requiring precise voltage monitoring with customizable reset delays. The adjustable delay feature allows synchronization with system startup sequences. Consider the low operating current for battery-powered designs. Verify that the input voltage range aligns with the target supply rails. Ensure the SSOP-5 package fits the available PCB footprint constraints.

Part Context

This part belongs to the BD52(53)ExxG series of voltage detectors. It serves as a replacement for the BD5234G-1 within the same pinout and package family. The series is characterized by high accuracy and low power operation, suitable for modern portable electronics. The BD53E34G-TR specifically targets the 3.4 V detection threshold market segment.

Replacement Considerations

The BD5234G-1 is listed as a similar level part with the same pinout and package. Verify functional equivalence regarding delay adjustability and output characteristics before substitution.