ITV2718L0405YR

Battery Management Overview

The Littelfuse ITV2718L0405YR is a surface-mount lithium battery protection device with a 5-ampere rated current. It features a compact 2.7 x 1.8 mm footprint and a three-terminal design. The component integrates an embedded fuse and a heater element to provide rapid response against overcurrent and overcharge conditions. This configuration allows the device to interrupt charging or discharging circuits before battery damage occurs due to voltage or thermal anomalies.

Battery Management Feature Summary

• Integrates embedded fuse and heater element for rapid circuit interruption during overcharge or overheat events
• Three-terminal surface mount design simplifies PCB assembly processes
• Certified to UL and TUV safety standards for industry compliance
• Manufactured as a halogen-free and RoHS-compliant environmental component

Battery Management Applications

• Smartphones
• Game consoles
• Portable routers
• Portable modems
• Automatic emergency call systems

Battery Management Procurement Notes

Verify the specific part number ITV2718L0405YR against official Littelfuse documentation to confirm availability and exact specifications. Confirm that the device meets the required safety certifications, such as UL and TUV, for your target market. Ensure compatibility with automated surface mount assembly lines given the small form factor. Check for halogen-free and RoHS compliance status if required by your manufacturing standards.

Battery Management Selection Notes

Select this component when designing circuits for lithium battery packs in compact consumer electronics requiring integrated overcharge and overcurrent protection. The three-terminal architecture facilitates detection and control logic integration. Consider the 2.7 x 1.8 mm size constraint for high-density PCB layouts. Ensure the 5-ampere rating aligns with the maximum continuous current requirements of the specific battery application.

Battery Management Part Context

This device belongs to the ITV2718 series of surface-mount lithium battery protectors from Littelfuse. The series was expanded to include 5-ampere rated devices to support next-generation consumer electronics. These protectors are engineered to prevent battery damage caused by fast-charging scenarios, offering a specialized solution distinct from standard general-purpose fuses.

Battery Management Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.