The RT9801BPE is a voltage detector IC manufactured by Richtek USA Inc. This device is designed to monitor a voltage level and assert a reset signal when the voltage falls below a pre-determined threshold. This functionality is crucial for ensuring the proper operation of microcontrollers, processors, and other sensitive electronic components, especially in scenarios where power supply fluctuations can occur.

Applications

• Microcontroller Reset Circuitry
• Power-On Reset (POR) Functionality
• Battery Voltage Monitoring
• Brown-Out Protection
• System Monitoring in Embedded Systems

Features

• Precise Voltage Detection Threshold: Ensures accurate voltage monitoring.
• Low Supply Current: Minimizes power consumption in battery-powered applications.
• Open-Drain Output: Allows for flexible connection to various logic levels.
• Small Package Size: Ideal for space-constrained applications.
• Wide Operating Temperature Range: Ensures reliable operation in diverse environments.

Benefits

• Reliable System Startup: Prevents the system from operating with an insufficient voltage supply, ensuring proper initialization.
• Data Integrity Protection: Guards against data corruption caused by voltage drops.
• Extended Battery Life: Low current consumption prolongs battery life in portable devices.
• Simplified Circuit Design: Reduces the need for external components.
• Enhanced System Stability: Improves the overall reliability and stability of the system.

The RT9801BPE is available in a variety of threshold voltage options to suit a broad range of applications. Its open-drain output configuration provides flexibility in interfacing with different logic families. The device's low power consumption and small package size make it an excellent choice for portable and battery-operated equipment.

Technical Specifications:

• Detection Voltage: Consult the specific datasheet for available threshold voltages.
• Supply Voltage Range: Consult the datasheet for specific operating voltage range.
• Operating Temperature Range: Typically -40°C to +85°C (Consult the datasheet for verification)
• Output Type: Open-Drain
• Supply Current: Consult the datasheet for typical supply current.