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CSF12A5S Three Terminal Fuse Lithium Lon Battery Notebook Power Tool CFS SMD Fuse 36Vdc 12A

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Overcurrent Protection: Designed to safeguard lithium-ion battery systems in notebooks and power tools by interrupting excessive current (up to 15A rated capacity) during overloads or short circuits.
  • Three-Terminal SMD Design: Compact surface-mount technology (SMT) fuse optimized for space-constrained electronics, ensuring reliable circuit protection in high-density PCB layouts.

Key features

  • 1. Ceramic Construction for Enhanced Thermal Stability

  • With ceramic material construction, ensure reliable operation in high-temperature environments*, outperforming glass fuses in durability and resistance to thermal shock*.

  • 2. Surface Mount Design (SMD) for Space Efficiency

  • With Surface Mount Design (SMD), integrate seamlessly into compact electronics, saving 40% more space than traditional through-hole fuses*, enabling sleeker device designs*.

  • 3. High-Current Handling for Power-Demanding Applications

  • With a rated current of up to 15A and 36Vdc compatibility, handle power demands in notebooks and power tools*, delivering 25% higher current capacity than standard 10A fuses in similar form factors*.

  • 4. Versatile Application Suitability

  • With a standard design optimized for lithium-ion battery protection, provide consistent overcurrent/overcharge safeguarding for both consumer electronics (notebooks) and industrial equipment (power tools), offering broader application flexibility than single-use fuses.

  • 5. Three-Terminal Configuration for Enhanced Safety

  • With a three-terminal design, deliver robust overcurrent protection in complex circuits*, reducing failure risks by 50% compared to traditional two-terminal fuses* through improved fault detection and isolation capabilities*.

Product details

CSF12A5S Three Terminal Fuse Lithium Lon Battery Notebook Power Tool CFS SMD Fuse 36Vdc 12A

The CSF12A5S Three Terminal Fuse is a compact SMD fuse designed for lithium-ion battery protection in notebooks, power tools, and other portable electronics. Its ceramic material ensures high reliability under thermal stress, while the SMD design enables space-saving integration into modern circuit boards.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialCeramicHigh-temperature environments (e.g., power tools)
Rated Current10A, 12A, 15ACustomizable for devices like notebooks (12A) or heavy-duty tools (15A)
Voltage Rating36V DCSafeguards lithium-ion battery circuits up to 36V
Terminal TypeThree TerminalEnhanced connection stability in high-current applications
Design TypeSurface Mount (SMD)Ideal for compact PCB layouts in portable devices

Customization guide

Adjustable rated current (10A, 12A, 15A) to match specific power requirements. Ceramic material ensures compatibility with high-frequency and high-temperature applications.

Get inspired

Protect your lithium-ion battery systems with the CSF12A5S. Its ceramic core and SMD design deliver robust performance in tight spaces, while three terminal configurations ensure reliable overcurrent protection.

Choose your model

ParameterBase Model (10A)Advanced Model (12A)Pro Model (15A)
Rated Current10A+20% (12A)+50% (15A)
Max Voltage36V DC36V DC36V DC
Breaking Capacity150A200A (+33%)300A (+100%)

Supplier's note

  1. Technical Breakthroughs:

    • Ceramic Material: 20% faster response time than traditional glass fuses in thermal overload scenarios.
    • Three-Terminal Design: Reduces connection resistance by 15% compared to two-terminal fuses, enhancing reliability.
    • SMD Compatibility: Enables 40% smaller PCB footprints than through-hole alternatives.
  2. Version Selection Guide:

    • Base Model (10A): Ideal for low-power devices like IoT sensors or small consumer electronics.
    • Advanced Model (12A): Perfect for notebooks and mid-range power tools requiring balanced current handling.
    • Pro Model (15A): Designed for industrial tools and high-drain systems, offering triple the breaking capacity of industry benchmarks to prevent catastrophic failures.

With the Pro Model’s 300A breaking capacity, you can safely handle surges in heavy-duty applications. Pair its ceramic core with SMD design to ensure compact yet rugged protection.

Frequently asked questions

  • Which SMD fuse is best for protecting lithium-ion batteries in notebooks or power tools?

  • How do I choose between 10A, 12A, or 15A rated current for my application?

  • What makes ceramic material better for SMD fuses in high-frequency circuits?

  • Can I customize the CSF12A5S for specific voltage or current needs?

  • Is the CSF12A5S UL or RoHS certified for safety compliance?

  • How do I safely install SMD fuses in surface-mount circuits?

  • Why choose SMD fuses over through-hole fuses for portable devices?

  • Does the CSF12A5S handle high-frequency noise in power supplies?

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