ON Semiconductor CAT803ZSDI-GT3 Voltage Supervisor IC

The CAT803ZSDI-GT3 is a precision voltage supervisor device designed by ON Semiconductor to ensure reliable operation of microprocessors and other digital systems. It is a versatile component that monitors the power supply voltage of digital systems, providing a reset signal to the host processor when necessary to prevent system errors or crashes due to power fluctuations or brownout conditions.

This voltage supervisor IC features a fixed threshold voltage of 2.93V, which is ideal for 3V logic systems. It provides a significant level of protection for sensitive electronic components that require a stable voltage to operate correctly. The CAT803ZSDI-GT3 ensures that the system microcontroller or processor resets properly during power-up, power-down, or if the supply voltage drops below the acceptable threshold.

One of the key attributes of the CAT803ZSDI-GT3 is its low power consumption, making it suitable for battery-powered applications where power efficiency is critical. The device is available in a compact SOT-23 package, which is highly valued in space-constrained applications. It is also characterized for operation over a broad temperature range of -40°C to 85°C, ensuring reliable performance in various environmental conditions.

The IC features an active-low reset output, with the reset signal remaining asserted for a minimum of 140 ms after the supply voltage has risen above the reset threshold level. This delay provides the connected microprocessor with enough time to stabilize and initialize correctly before starting its operation.

Overall, the CAT803ZSDI-GT3 from ON Semiconductor is an essential component for system designers looking to enhance the reliability and stability of their digital systems. Its precision voltage monitoring and low-power consumption make it an excellent choice for a wide range of applications, including portable devices, embedded systems, and industrial controls.

With ON Semiconductor's reputation for quality and performance, the CAT803ZSDI-GT3 is a dependable solution for safeguarding digital systems against the risks associated with unpredictable power supply conditions.