The SMD250-02 is a resettable fuse manufactured by TE Connectivity. These devices are Surface Mount Devices (SMD) designed to protect electronic circuits from overcurrent conditions. They act as miniature circuit breakers, interrupting the flow of current when a fault occurs and automatically resetting once the fault is cleared.

Applications

• USB port protection: Preventing damage to USB ports and connected devices from overcurrent faults.
• HDMI port protection: Protecting HDMI interfaces in televisions, monitors, and other AV equipment.
• Power supply protection: safeguarding power supplies in various electronic devices.
• Game consoles: Overcurrent protection within gaming consoles.
• Mobile phones and tablets: Protecting the internal circuitry and battery from damage.
• Wearable electronics: Circuit protection in smartwatches, fitness trackers, and other wearable devices.

Features

• Resettable: Automatically resets after the overcurrent condition is removed.
• Surface Mount Device (SMD): Designed for automated assembly processes.
• Compact size: Saves valuable board space.
• Fast trip time: Quickly interrupts the current flow during an overcurrent event.
• Low resistance: Minimizes voltage drop across the device during normal operation.
• RoHS compliant: Meets environmental regulations.

Benefits

• Improved circuit protection: Prevents damage to sensitive electronic components.
• Reduced downtime: Automatic reset minimizes interruption of device operation.
• Lower warranty costs: Reduces the likelihood of product failures due to overcurrent events.
• Enhanced product safety: Prevents potential hazards associated with overcurrent conditions.
• Simplified assembly: SMD design allows for efficient automated assembly.

Additional Details

The SMD250-02 has a hold current of 2.5A and a trip current of 5.0A. The maximum voltage rating is typically 24VDC or 30VDC, but the datasheet should be consulted for the specific voltage rating. These devices are available in various package sizes, with 1210 being a common option. The operating temperature range is usually from -40°C to +85°C. It's crucial to refer to the manufacturer's datasheet for precise specifications, including trip time curves and detailed electrical characteristics, to ensure proper selection and application of the device. The SMD250-02 provides reliable overcurrent protection in a variety of electronic applications.