The XC9501B092AR is a voltage detector manufactured by Torex Semiconductor Ltd. This device monitors the input voltage and outputs a signal when the voltage drops below a pre-set detection voltage. It is commonly used for resetting microcontrollers and protecting systems from undervoltage conditions.

Applications

• Microcontroller reset circuits
• Power supply monitoring
• Battery backup circuits
• Voltage supervision in embedded systems
• Portable electronic devices

Features

• Low power consumption
• High accuracy detection voltage
• Small package size
• Built-in hysteresis
• Wide operating voltage range

Benefits

• Ensures proper microcontroller operation by preventing malfunctions due to low voltage.
• Extends battery life in portable devices with its low current draw.
• Reduces board space with its small footprint.
• Prevents chattering and oscillations around the detection threshold due to the hysteresis feature.
• Suitable for a wide range of applications with its broad operating voltage range.

Technical Specifications

The XC9501B092AR has a detection voltage of 0.9V. It typically consumes a very low quiescent current, typically in the order of microamperes. The hysteresis voltage is internally set to a certain percentage of the detection voltage to prevent unwanted oscillations. The device operates over a wide temperature range. The output is typically an open-drain or CMOS output, depending on the specific configuration. The device is typically available in ultra-small packages, such as SOT-25 or similar, allowing for high-density board layouts. The XC9501B092AR offers a reliable and cost-effective solution for voltage detection and system protection in a variety of applications.