STMicroelectronics

STWD100YNPWY3F

STWD100YNPWY3F Description

The STWD100YNPWY3F from STMicroelectronics is a high-reliability watchdog timer IC designed for automotive-grade applications. This single-channel supervisor ensures system integrity by monitoring voltage levels and generating a reset signal if deviations occur. Packaged in a compact SOT23-5 form factor, it features an open-drain/open-collector output and a 2.3ms minimum reset timeout, making it ideal for mission-critical systems requiring precise timing. Compliant with ROHS3 and REACH standards, it operates reliably in harsh environments, with a Moisture Sensitivity Level (MSL) of 1 (Unlimited).

STWD100YNPWY3F Features

• Automotive-Grade Reliability: Meets stringent automotive industry requirements for durability and performance.
• Fast Reset Response: 2.3ms minimum timeout ensures quick system recovery from faults.
• Open-Drain/Open-Collector Output: Flexible for interfacing with various logic levels.
• Active-Low Reset: Simplifies integration with microcontrollers and processors.
• Surface-Mount Design: SOT23-5 package saves board space and suits high-density layouts.
• Wide Compliance: ROHS3, REACH, and EAR99 certifications ensure global usability.

STWD100YNPWY3F Applications

• Automotive Systems: Engine control units (ECUs), infotainment, and ADAS modules.
• Industrial Control: PLCs, robotics, and power management systems requiring fail-safe operation.
• Embedded Systems: IoT devices, wearables, and battery-powered applications needing low-power supervision.
• Medical Electronics: Patient monitoring and diagnostic equipment demanding high reliability.

Conclusion of STWD100YNPWY3F

The STWD100YNPWY3F stands out for its robust automotive-grade design, fast reset capability, and compact footprint. Its open-drain output and active-low reset enhance versatility, while compliance with environmental standards ensures broad applicability. Ideal for automotive, industrial, and embedded systems, this watchdog timer delivers uncompromising reliability in critical applications.