The SMD150/33-2 is a surface mount device (SMD) from TE Connectivity, designed as a resettable fuse or PolySwitch device. These devices are used for overcurrent protection in a variety of electronic applications. The SMD150/33-2 is part of the PolySwitch family which are known for their reliability and ability to protect circuits from damage due to excessive current flow.

Applications:

• USB port protection: Protecting USB ports in computers, peripherals, and mobile devices.
• Power supply protection: Overcurrent protection in power supplies.
• Automotive electronics: Protecting sensitive automotive circuits from electrical surges.
• Industrial control systems: Enhancing the reliability of industrial equipment by safeguarding against overcurrent conditions.
• Battery packs: Protecting rechargeable battery packs in devices like laptops, tablets, and power tools.

Features:

• Resettable overcurrent protection: Automatically resets after the fault condition is removed, unlike traditional fuses.
• Surface mount package: Compact design suitable for automated assembly and high-density circuit boards.
• Low resistance: Minimizes power loss during normal operation.
• Fast trip time: Quickly responds to overcurrent events, protecting sensitive components.
• RoHS compliant: Meets environmental standards for hazardous substance reduction.
• High voltage surge capability: Withstands high voltage surges.

Benefits:

• Enhanced circuit protection: Provides reliable protection against overcurrent faults, preventing damage to downstream components.
• Reduced downtime: Automatically resets after a fault, minimizing downtime compared to traditional fuses.
• Space saving: Compact surface mount package saves valuable board space.
• Improved product reliability: Protects against electrical stress and enhances the overall reliability of the end product.
• Cost-effective: Eliminates the need for fuse replacement, reducing maintenance costs.

The TE Connectivity SMD150/33-2 PolySwitch resettable fuse is designed to provide reliable and efficient overcurrent protection in a wide range of electronic applications. Its surface mount package, resettable functionality, and low resistance make it an ideal choice for protecting sensitive circuits in modern electronic devices.