The RUEF110S-1 is a PolySwitch Resettable Fuse (PPTC) from Littelfuse Inc. It's designed to protect electronic circuits from overcurrent conditions.

Applications:

• USB port protection
• Power supplies
• Battery chargers
• Consumer electronics
• Automotive electronics

Features:

• Hold Current (IHOLD): 1.1 A
• Trip Current (ITRIP): 2.2 A
• Maximum Voltage (VMAX): 30 V
• Interrupt Rating (IINT): 100 A
• Operating Temperature Range: -40°C to +85°C
• Package: Surface Mount (SMD)
• Agency Approvals: UL, CSA, TUV
• Resettable: Automatically resets after the overcurrent condition is removed

Benefits:

• Provides reliable overcurrent protection for electronic circuits.
• Resettable functionality eliminates the need for manual fuse replacement.
• Surface mount package allows for automated assembly and reduces board space.
• Agency approvals (UL, CSA, TUV) ensure compliance with safety standards.
• Wide operating temperature range enables use in various environments.
• Low profile design minimizes height requirements in compact devices.

This resettable fuse is an ideal solution for protecting sensitive electronic components from damage due to overcurrent events. Its resettable nature and compact size make it a convenient and cost-effective protection device.