The XC61FC1852MRN is a voltage detector manufactured by Torex Semiconductor Ltd. It is designed to monitor power supply voltages and provide a reset signal to a microcontroller or other digital circuits when the voltage falls below a certain threshold. This ensures proper system operation by preventing erratic behavior caused by low voltage conditions. The device is characterized by its high accuracy, low power consumption, and small package size, making it suitable for a variety of applications, especially in portable and battery-powered devices.

Applications

• Microcontroller reset circuits
• Power supply monitoring in embedded systems
• Battery-powered devices
• Portable electronic devices
• Industrial control systems

Features

• High-accuracy voltage detection
• Ultra-low power consumption
• Small SOT-25 package
• Built-in hysteresis to prevent oscillation
• CMOS output
• Operating voltage range: Typically 1.6V to 6.0V (check datasheet for exact range)

Benefits

• Ensures reliable system operation by resetting the microcontroller during undervoltage conditions.
• Extends battery life in portable devices due to minimal current draw.
• Saves board space due to its small package size, allowing for compact designs.
• Prevents false reset signals caused by noise or voltage fluctuations, thanks to hysteresis.
• Easy integration with various digital circuits through its CMOS output.

Technical Specifications

The XC61FC1852MRN has a detection voltage of 1.8V. Its supply current is extremely low, typically in the microampere range, which contributes to its suitability for battery-powered applications. The built-in hysteresis helps to prevent unwanted oscillations or chattering around the threshold voltage. The output is a CMOS output, ensuring compatibility with a wide range of digital logic levels. It is packaged in a small SOT-25 package for efficient use of board space.

The XC61FC series from Torex Semiconductor provides various voltage detection options to cater to different application needs. The high accuracy ensures that the reset signal is generated only when the voltage drops below the specified threshold, preventing spurious resets. The low power consumption is especially important in applications where battery life is a key consideration. The CMOS output facilitates easy interfacing with microcontrollers and other digital circuits.

In summary, the XC61FC1852MRN is a highly reliable and efficient voltage detector that is well-suited for use in a wide range of applications, particularly those requiring low power consumption and small size. Its high accuracy and built-in hysteresis ensure stable and dependable system operation.