Littelfuse Inc. 021606.3MXP

Littelfuse 0216.063MXP and 216 Series Summary Product Description

The Littelfuse 0216.063MXP is a member of the trusted 216 Series of fast-acting ceramic cartridge fuses, specifically designed for supplementary circuit protection. The device features a 5x20 mm ceramic body, operates at a current rating of 63 mA, and carries a voltage rating of up to 250 VAC. This construction offers enhanced arc- and overload resistance, making the 0216.063MXP well suited for environments requiring both electrical robustness and size efficiency.

Intended for use in appliance and equipment internal circuits, the Littelfuse 0216.063MXP stands out for providing precise protection against overcurrents where response time and containment are critical.

Main Features and Advantages of Littelfuse 0216.063MXP

The Littelfuse 0216.063MXP fuse offers the following feature set:

Fast-acting operation per IEC 60127-2 (Sheet 1), enabling quick response to overcurrent events and minimizing potential for downstream circuit damage.

Ceramic cartridge construction assures high breaking capacity and improved safety margins versus glass fuses in high-fault or inductive-loading conditions.

Global acceptance with recognition to UL/CSA/NMX 248-1 and 248-14 standards, as well as conformance to IEC and GB safety standards.

RoHS compliance and lead-free composition, meeting current environmental and legislative requirements without compromising performance.

Designed for both cartridge and axial-lead form factors, supporting flexible integration into diverse PCB carrier or soldered assemblies.

The robust feature combination ensures the 0216.063MXP is ready for both legacy and new designs facing stringent protection demands.

Electrical Specifications and Performance Attributes of Littelfuse 0216.063MXP

The Littelfuse 0216.063MXP is rated for continuous operation at 63 mA and 250 VAC (also supporting DC applications within the voltage rating). Its time-current response curve aligns with fast-acting fuse behavior: opening rapidly on moderate and severe overcurrents to protect sensitive loads.

Key specifications:

Nominal operating current: 63 mA

Max operating voltage: 250 VAC

Body dimensions: 5 mm diameter x 20 mm length

Approximated breaking capacity: Consult current Littelfuse resources for agency-specific interrupting rating.

Temperature and I²t characteristics conform to the base 216 Series profile, making the 0216.063MXP suitable for precision applications where surge and overload control is integral. To guarantee performance, the device should be operated strictly within its voltage and current ratings.

Regulatory Compliance, Industry Standards, and Certifications for Littelfuse 0216.063MXP

The Littelfuse 0216.063MXP is tested and certified to a range of international standards for low-voltage fuses. Its adherence to the following ensures ease of global product certification:

IEC 60127-2, Sheet 1 (fast-acting fuse standard for 5x20 mm format)

UL/CSA/NMX 248-1 and 248-14 (North American fuse safety standards)

CE Mark (compliance with EU Low Voltage and RoHS Directives)

GB 9364.1 and GB 9364.2 (China fuse compliance standards)

RoHS and lead-free declaration

Agency approvals are generally applicable for cartridge versions; integrators should refer to certification documentation for device-specific ratings, especially for formal product safety applications.

Installation, Handling, and Soldering Guidelines for Littelfuse 0216.063MXP

The Littelfuse 0216.063MXP is designed primarily for cartridge-style fuse holders accommodating the 5x20 mm format. For solder mounting, the following parameters should be observed:

Wave soldering: Follow standard process recommendations for miniature fuses in carriers, confirming compatibility with PCB layouts and pads.

Hand soldering: Use a tip temperature of 350°C ±5°C and apply heat for no more than 5 seconds, to avoid compromising fuse integrity.

IR and convection reflow methods are not recommended for this ceramic fuse type.

For axial-lead variants covering the same 216 Series, integration can support direct PCB soldering with 0.65 ±0.05 mm diameter leads (for currents up to 6.3A).

Careful mounting ensures consistent performance and facilitates straightforward replacement during maintenance.

Common Applications and Usage Examples for Littelfuse 0216.063MXP

Designed as a supplementary protection element, the Littelfuse 0216.063MXP is ideal in the following scenarios:

Protection of sensitive circuit branches within appliances, power supplies, or industrial controllers, where tripping on overload is required before catastrophic failure.

Individual circuit protection on PCB-level applications, including control logic and signal interfaces, where high-fidelity overcurrent response preserves parent system integrity.

Secondary barrier within laboratory equipment, medical devices, or instrumentation, contributing to enhanced user and asset safety.

In all cases, the 0216.063MXP’s fast-acting ceramic design delivers high reliability in break performance, even in the presence of momentary voltage spikes or moderate surges.

Alternative or Substitute Models Comparable to Littelfuse 0216.063MXP

Selection engineers evaluating the Littelfuse 0216.063MXP may also consider the following approaches for identifying equivalents:

Consulting Littelfuse’s broader 216 Series product range for fuses with identical electrical and mechanical ratings (63 mA, 250 VAC, 5x20 mm ceramic body).

Evaluating alternate fast-acting 5x20 mm ceramic fuses from other globally recognized manufacturers, ensuring identical time-current, voltage, and breaking capacity specifications.

Verifying the suitability of variants with axial or cartridge packaging based on the assembly method employed, without exceeding specified ratings.

Careful cross-reference is recommended, as agency certifications and pulse performance may differ between manufacturers.

Conclusion

The Littelfuse 0216.063MXP stands out as a go-to solution for design engineers and procurement specialists seeking fast-acting, high-integrity overcurrent protection in compact formats. With its robust compliance profile, quick interruption characteristics, and versatile mounting options, the 0216.063MXP addresses a broad spectrum of equipment protection needs where reliability cannot be compromised. By thoroughly vetting application requirements against the 216 Series’ technical specification, engineers can ensure effective selection and integration for both new designs and field replacements.