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NANOSMDC020F-2: Features, Specs & More

2026-02-02 17:12:04Mr.Ming
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NANOSMDC020F-2: Features, Specs & More

When it comes to protecting sensitive electronic circuits, reliability and precision are non-negotiable. The Littlefuse NANOSMDC020F-2 PTC resettable fuse delivers both in a compact 1206 surface-mount package. Designed for low-voltage circuits, this fuse safeguards devices against overcurrent events while allowing automatic recovery once conditions return to normal. Its small footprint, fast response time, and high durability make it ideal for modern electronics. In this comprehensive article, we'll delve into the intricacies of the NANOSMDC020F-2, uncovering its definition, key features, specifications, applications, and a closer look at its manufacturer.

 

Catalog

NANOSMDC020F-2's Overview

Key Features

Specifications

Applications

NANOSMDC020F-2's Manufacturer

Conclusion

 

NANOSMDC020F-2's Overview

The NANOSMDC020F-2 is a polymer-based positive temperature coefficient (PTC) fuse that resets itself after an overcurrent event. It provides circuit protection without the need for replacement. Unlike traditional fuses, it reacts quickly to overcurrent and maintains low resistance during normal operation. Its surface-mount design makes it suitable for automated assembly and high-density PCB layouts.

 

Key Features

Let's delve into the standout features that make the NANOSMDC020F-2 a standout in the world of electronics:

· The fuse has a hold current of 0.2A, ensuring low-level current flows safely.

· Its trip current is 0.42A, triggering protection quickly under overcurrent conditions.

· The device supports a maximum voltage of 24V DC, making it suitable for low-voltage circuits.

· It provides maximum current tolerance up to 100A, ensuring high surge protection.

· The initial resistance of 0.65 Ohm minimizes voltage drop during normal operation.

· After tripping, the resistance rises to a maximum of 3.1 Ohm, effectively limiting current.

· It can dissipate up to 0.6W of power, offering reliable thermal performance.

· The maximum trip time is 0.1 seconds at 8A, providing rapid response to faults.

· The fuse features solder pad terminations for surface-mount assembly.

· It operates in temperatures ranging from -40°C to 85°C, suitable for harsh environments.

· Its compact size of 3.4 × 1.8 × 0.82 mm allows easy integration into small PCBs.

· The product comes in tape-and-reel packaging, simplifying automated assembly.

 

Specifications

Now, let's take a closer look at the technical specifications that define the capabilities of the NANOSMDC020F-2:

Type

Parameter

Maximum Voltage Rating

24VDC

Maximum Current Rating (A)

100

Hold Current (A)

0.2

Trip Current (A)

0.42

Minimum Initial Resistance (Ohm)

0.65

Maximum Post Trip Resistance (Ohm)

3.1

Typical Power Dissipation (W)

0.6(Max)

Maximum Trip Time (S)

0.1@8A

Termination Style

Solder Pad

Number of Terminals

2

Minimum Operating Temperature (°C)

-40

Maximum Operating Temperature (°C)

85

Packaging

Tape and Reel

Size (mm)

3.4 X 1.8 X 0.82

Product Length (mm)

3.4(Max)

Product Depth (mm)

1.8(Max)

Product Height (mm)

0.82(Max)

Package/Case

1206

Mounting

Surface Mount

 * NANOSMDC020F-2's Datasheet

 

Applications

The NANOSMDC020F-2 is highly versatile and is used in:

· Mobile devices for circuit protection against battery and component faults.

· Consumer electronics like tablets, cameras, and wearables.

· Automotive electronics including infotainment systems and sensor circuits.

· Power supply modules to prevent overcurrent damage.

· Telecommunication equipment requiring compact, reliable overcurrent protection.

 

NANOSMDC020F-2's Manufacturer

Littlefuse, a prominent player in the electronic components industry, has established itself as a leading provider of innovative solutions for circuit protection, power control, and sensing applications. With a rich history dating back to its founding in 1927, Littlefuse has consistently been at the forefront of technological advancements, delivering high-quality and reliable products. Specializing in fuses, sensors, and other critical components, Littlefuse is renowned for its commitment to safety, efficiency, and cutting-edge design.

 

Conclusion

The Littlefuse NANOSMDC020F-2 is a compact, reliable PTC resettable fuse that offers rapid overcurrent protection in a small 1206 SMD package. Its fast response time, wide operating temperature range, and automatic reset functionality make it an ideal choice for engineers designing low-voltage circuits. By integrating this fuse, designers can protect sensitive components, reduce downtime, and improve device longevity.

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