eFuses (integrated hot swaps)
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TI eFuses help strengthen system reliability with intelligent, solid-state protection against overcurrent, short-circuit, overvoltage, reverse polarity and inrush events. Designed for precision and speed, our eFuses actively detect faults and isolate the load in real time, automatically restoring normal operation once conditions stabilize. Achieve higher efficiency, reduced component count and enhanced system robustness in a compact, thermally optimized design.
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Hot-swap controllers
View featured eFuses
Achieve reliable, power-dense designs with less complexity
Discover featured applications
Design reliable and scalable server power systems
With the rapid growth of AI and cloud computing, server power demands are rising sharply, making reliability more critical than ever. Our advanced eFuses help safeguard sensitive data by protecting critical memory and processing systems from power transients, all while offering compact, power-efficient solutions.
Benefits:
- High power density to enable smaller system design.
- Integrated protection against overvoltage, overcurrent and overtemperature events for increased reliability.
- Wide voltage range and PMBus options for more tailored solutions.
Featured resources
- TIDA-050090 – 54V 5kW power path protection reference design for AI data centers using TPS1689 and TPS1685 eFuses
- TPS1689EVM – TPS1689 evaluation module
- TPS1685EVM – TPS1685 evaluation module
- TPS25985EVM – TPS25985 evaluation module for 4.5-V to 16-V, 80-A, 0.59-mΩ eFuse
- PSPICE-FOR-TI – PSpice® for TI design and simulation tool
Create customized solutions for field and backplane power systems
Simplify input protection with highly integrated eFuses featuring flexible, programmable thresholds. Safeguard systems against reverse current and polarity issues using back-to-back FET eFuses. Ideal for low-voltage applications, eFuses also enable efficient power path control.
Benefits:
- Enhanced design flexibility with adjustable slew rate, overvoltage, and overcurrent protection.
- Improved reliability with integrated fault diagnostics and precise current monitoring.
- Reduced system size with compact, space-efficient solutions.
Featured resources
- TIDA-010009 – Compact, efficient, 24-V input auxiliary power supply reference design for servo drives
- TPS1686-87EVM – TPS1686-87 evaluation module for eFuse
- TPS26630-33EVM – TPS2663x eFuse Evaluation Module
- TPS2663-166EVM – Evaluation module for TPS26633 and TPS16630 eFuse in the PWP package
Powering next-gen wireless infrastructure with high-performance devices
As wireless networks evolve to meet the demands of 5G and beyond, the underlying infrastructure requires devices that combine reliability, efficiency and performance. Our eFuses meet the needs for modern wireless systems, ensuring seamless connectivity, robust operation and power optimization. Designed with performance and scalability in mind, we support the growing complexity of next-generation networks.
Benefits:
- High power density.
- Integrated protection features to improve system reliability.
Featured resources
Enable versatile PC power architectures optimized for eveolving customer demands
As PCs evolve toward thinner, lighter, & more power-dense platforms, reliable input protection becomes critical. eFuses safeguard sensitive subsystems from transient & fault events while optimizing space & efficiency. Their wide voltage support, integrated protection features, and compact form factors enable resilient PC power architectures.
Benefits:
- Complete protection against overcurrent, overvoltage, short-circuits, and reverse current with integrated monitoring and control features.
- Minimal board footprint via highly integrated packaging.
- Low Iq and Rds(on) operation extend battery life.
Featured resources
- TIDA-01638 – Seamless switchover for backup power reference design
- TIDA-03030 – USB Type-C™ Power-Path Protection With Audio Accessory Support Reference Design
Learn more about our eFuse portfolio
Designing with eFuses
See how to implement eFuses for smarter power protection. This training walks through key features that safeguard against overvoltage, short-circuit, inrush, and reverse polarity events.
Design & development resources
TPS1689 evaluation module
TPS1685 evaluation module
TPS2595 eFuse Evaluation Module
The TPS2595EVM evaluation module (EVM) is a fully assembled and tested circuit for evaluating the TPS2595 eFuse device. The EVM allows the user to apply different input voltages (2.7V to 18V) under different loading conditions (0A to 4A) to the TPS2595. Output, input, load current monitor and (...)