The BD53E28G-TR is a voltage detector IC manufactured by Rohm Semiconductor. It is designed to monitor voltage levels and provide a reset signal when the voltage drops below a specified threshold. This ensures proper initialization and prevents malfunctions in microcontrollers and other digital circuits.

Applications

• Microcontroller Reset Circuits: Provides a reliable reset signal to microcontrollers during power-up or when the supply voltage falls below the specified level.
• CPU Reset Circuits: Ensures proper reset operation for CPUs, preventing erratic behavior.
• Power Management Systems: Used in power management systems to monitor voltage levels and initiate protective actions, such as system shutdown.
• Battery-Powered Devices: Protects battery-powered devices from deep discharge by disabling the device when the battery voltage is low.
• Industrial Control Systems: Ensures reliable operation by monitoring critical voltage levels and providing a reset signal when needed.

Features

• Low Current Consumption: Minimizes power consumption in the application.
• High-Accuracy Detection Voltage: Provides precise voltage detection for reliable reset operation.
• Hysteresis: Built-in hysteresis prevents unstable reset operation due to voltage fluctuations.
• Open Drain Output: Allows for flexible circuit design and easy interfacing with other components.
• Small Package: Available in small surface-mount packages for space-constrained applications.

Benefits

• Improved System Stability: Ensures reliable system operation by preventing malfunctions due to undervoltage conditions.
• Data Protection: Prevents data corruption by ensuring that the system resets properly during power failures or voltage drops.
• Simplified Design: Integrated functionality reduces the need for external components, simplifying circuit design.
• Extended Battery Life: Low current consumption helps extend battery life in portable devices.
• Enhanced System Reliability: Provides robust voltage monitoring and reset functionality, enhancing the overall system reliability.

Additional Details

The BD53E28G-TR features a detection voltage that is precisely set to ensure reliable reset operation. Its low current consumption makes it ideal for battery-powered applications. The open drain output allows for easy interfacing with microcontrollers and other digital circuits. It is commonly available in small surface-mount packages, such as SOT-25 or similar, to minimize board space. The "-TR" suffix usually indicates tape and reel packaging for automated assembly. Consult the Rohm Semiconductor datasheet for detailed electrical characteristics and application information.