The MF-NSMF190-2 is a resettable fuse from Bourns Inc., designed to protect electronic circuits from overcurrent conditions. It is part of the Multifuse Polymer PTC (Positive Temperature Coefficient) Resettable Fuse family, offering a reliable and efficient solution for safeguarding sensitive components against damage caused by excessive current flow.

Applications

• USB port protection: Prevents damage to USB ports from overcurrent events.
• Power supplies: Protects power supplies from overload.
• Automotive electronics: Safeguards automotive electronic systems.
• Battery packs: Provides overcurrent protection for battery packs.
• Consumer electronics: Protects various consumer electronic devices.

Features

• Resettable: Automatically resets after the overcurrent condition is removed, eliminating the need for fuse replacement.
• Surface mount packaging: Suitable for automated assembly processes.
• Compact size: Saves valuable board space.
• Low resistance: Minimizes power loss during normal operation.
• Fast trip time: Quickly interrupts the current flow during an overcurrent event.

Benefits

• Enhanced circuit protection: Prevents damage to sensitive electronic components.
• Reduced downtime: Eliminates the need for fuse replacement, minimizing downtime.
• Cost savings: Reduces maintenance costs associated with fuse replacement.
• Improved reliability: Provides reliable overcurrent protection.
• Space saving: Compact size allows for use in space-constrained applications.

Additional Details

The MF-NSMF190-2 has a hold current of 1.9A and a trip current of 3.8A. The maximum voltage is 6V, and the operating temperature range is -40°C to +85°C. It complies with industry standards for safety and performance. This resettable fuse offers a robust and reliable solution for overcurrent protection in a wide range of electronic applications.