BD5350G-TR

Overview

The BD5350G-TR is a voltage detector manufactured by ROHM Semiconductor, designed for power supply support applications. It features an under-voltage detection threshold of 5.0V with a precision of ±1%. The device utilizes a CMOS output type and includes an adjustable delay timer function. It operates within a reset active voltage range of 0.95 to 10V and maintains a low active state. The circuit current is specified at 0.85μA when the detection voltage is 4.8V. It is housed in an SSOP5 package and supports an operating temperature range from -40°C to 105°C.

Feature Summary

• Features an adjustable delay timer for customizable reset timing.
• Provides high-precision voltage detection with ±1% accuracy.
• Utilizes a CMOS output interface for digital logic compatibility.

Applications

• Power supply monitoring systems
• Microcontroller reset circuits
• Embedded system supervision

Procurement Notes

Verify the specific ordering suffix and package variant against the official datasheet before procurement. Confirm that the component meets RoHS compliance requirements for your assembly process. Ensure the supplier provides valid traceability documentation. Check for any obsolescence notices or last-time-buy status updates directly from the manufacturer. Validate pinout compatibility if replacing existing designs.

Selection Notes

Select this component when a fixed 5.0V detection threshold is required alongside programmable delay characteristics. Consider the CMOS output structure for direct interfacing with standard logic families. Evaluate the operating temperature range to ensure suitability for the intended environmental conditions. Compare the circuit current consumption against system power budget constraints during selection.

Part Context

This part belongs to the BD53xx series of voltage detectors from ROHM. These devices are engineered for reliable power management in electronic systems. The series offers various detection voltages and delay options to suit different application needs. The BD5350G-TR specifically addresses scenarios requiring precise 5V monitoring with flexible timing control.

Replacement Considerations

The BD5250G-1 is listed as a recommended replacement with the same pinout and package. Verify that the open-drain output of the substitute matches the circuit design requirements compared to the original CMOS output.