STMicroelectronics 1 Voltage Supervisor 5-Pin Surface Mount SOT-23 Package 3 V STM6321SWY6F

STMicroelectronics STM6321SWY6F is a 1 Voltage Supervisor in a 5-pin surface mount SOT-23 package intended for microprocessor supervisory circuit applications. Operating with a 3 V reset threshold voltage, this device precisely monitors the supply voltage (VCC) to detect undervoltage or out-of-tolerance conditions ensuring reliable system resets.

The device integrates a low supply current typically at 3 μA and a watchdog timer to enhance system reliability. Its reset outputs support push-pull and open drain configurations with active high and active low options, providing versatile interfacing.

Designed for industrial use, the unit operates reliably at temperatures from -40°C to 85°C. Its compact dimensions (3 mm length, 1.75 mm width, 1.3 mm height) and surface mount design simplify PCB integration in space-constrained electronics.

The watchdog timeout period is approximately 1.6 seconds, and reset active time is 280 ms, enabling dependable reset operations. The device supports a wide supply voltage range from 1 V minimum to 5.5 V maximum, accommodating various power environments.

Typical applications include microprocessor and microcontroller supervision in industrial, consumer electronics, and embedded systems. The STM6321SWY6F provides crucial power-fail detection, system reset, and watchdog timing to protect processor operation and improve system robustness.

Monitors VCC input for out-of-tolerance conditions with a precision voltage reference and comparator. Includes a watchdog timer and push-pull or open drain reset outputs active both high and low. Industrial-grade operating temperature range from -40°C to +85°C.

Low supply current typically 3 μA ensuring energy-efficient operation. Reset active time of 280 ms for stable reset pulse width. Compact SOT-23 package with dimensions 3 mm length, 1.75 mm width, and 1.3 mm height. Suitable for surface mounting with 5 pins and offers manual reset input functionality.

Choose the STM6321SWY6F to ensure reliable microprocessor voltage monitoring and reset management in critical industrial and embedded electronics applications. Browse Voltage Supervisors and power management ICs at EnvMart for more options from STMicroelectronics and other leading brands.