STMicroelectronics

STEF033PUR  

Current & Power Monitors & Regulators

STEF033PUR Description

The STEF033PUR is a high-performance electronic fuse designed by STMicroelectronics, a leading manufacturer in the electronics industry. This device is specifically engineered to provide robust current and power monitoring and regulation capabilities. The STEF033PUR features a surface-mount package, making it ideal for compact and space-constrained applications. It operates within a voltage range of 3.1V to 8V and can deliver an output current of up to 3.6A. The device is packaged in a Tape & Reel (TR) format, ensuring ease of handling and integration into automated assembly processes.

The STEF033PUR is classified under the ECCN (Export Control Classification Number) EAR99, indicating that it is not subject to specific export controls. It is also compliant with the RoHS3 directive and is REACH unaffected, ensuring that it meets the highest environmental and safety standards. The device has a Moisture Sensitivity Level (MSL) of 1, which means it is suitable for unlimited exposure to moisture, making it highly reliable in various environmental conditions.

STEF033PUR Features

• Electronic Fuse Functionality: The STEF033PUR serves as an electronic fuse, providing overcurrent protection to safeguard sensitive electronic components from damage.
• Surface Mount Technology: The surface-mount package type ensures that the device can be easily integrated into modern, compact electronic designs.
• Wide Operating Voltage Range: With an input voltage range of 3.1V to 8V, the STEF033PUR is versatile and can be used in a variety of power supply configurations.
• High Output Current Capability: The device can handle an output current of up to 3.6A, making it suitable for applications requiring high current loads.
• Environmental Compliance: The STEF033PUR is RoHS3 compliant and REACH unaffected, ensuring it meets stringent environmental regulations and is safe for use in various industries.
• Moisture Sensitivity Level 1: The MSL 1 rating means the device can withstand unlimited exposure to moisture, enhancing its reliability in diverse operating conditions.
• Packaging: The Tape & Reel (TR) packaging format facilitates efficient handling and integration into automated assembly lines.

STEF033PUR Applications

The STEF033PUR is ideal for a wide range of applications where reliable current and power monitoring and regulation are essential. Some specific use cases include:

• Power Supply Protection: Ideal for protecting power supplies in consumer electronics, industrial equipment, and automotive systems.
• Overcurrent Protection: Suitable for applications requiring overcurrent protection, such as USB ports, battery chargers, and power distribution units.
• Automotive Electronics: The device’s robustness and compliance with environmental standards make it suitable for automotive applications where reliability and safety are paramount.
• Industrial Control Systems: The wide operating voltage range and high current capability make it ideal for industrial control systems that require precise current and power monitoring.

Conclusion of STEF033PUR

The STEF033PUR from STMicroelectronics is a highly reliable and versatile electronic fuse that offers significant advantages over similar models. Its wide operating voltage range, high output current capability, and surface-mount package make it suitable for a variety of applications. The device’s compliance with environmental regulations and its ability to withstand moisture exposure further enhance its reliability and suitability for diverse operating conditions. Whether used in consumer electronics, automotive systems, or industrial control units, the STEF033PUR provides robust protection and performance, making it a valuable component in modern electronic designs.

STEF033PUR Documents

Download datasheets and manufacturer documentation for STEF033PUR

PCN :

Product Change Notification (PDF)       PRODUCT / PROCESS CHANGE INFORMATION (PDF)