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Littelfuse 0454005MR SMD Time-Delay Fuse

The 0454005MR surface-mounted SMD fuse features a ceramic body with silver-plated cap terminations, offering reliable overcurrent protection in compact form factors. Designed as a time-delay fuse, it effectively withstands inrush currents, reducing nuisance openings in sensitive electronic circuits. Its enhanced inrush handling capability makes it ideal for power supplies, computers, networking, wireless devices, automation, and automotive applications. With low-temperature de-rating and RoHS compliance, this fuse ensures safety, durability, and environmental standards. The fuse's broad current rating range and robust construction make it suitable for diverse industrial and consumer electronic uses.

Authorized Distributors
Source:Newark
Part No:0454005.MR
Stock:2835
Inv Date:05-28-2026
Price: Unit price: $0.62
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Source:DigiKey
Part No:0454005.MR
Stock:8342
Inv Date:05-28-2026
Price: Unit price: $2.71
Buy/RFQ:
Part No:0454005.MR
Stock:359
Inv Date:05-28-2026
Price: Unit price: $1.72
Buy/RFQ:
Part No:0454005.MR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.835
Buy/RFQ:
Part No:0454005.MR
Stock:380
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse 0454005MR SMD Time-Delay Fuse Specifications:

  • Body Material: Ceramic
  • Termination Material: Silver-plated caps
  • Type: Surface-Mounted Device (SMD)
  • Function: Time-delay (Slo-Blo®)
  • Rated Current Range: 0.375A to 124A
  • Temperature Rating: Low-temperature de-rating available
  • Compliance: RoHS compliant, Halogen Free
  • Application: Power supplies, computers, networking, automotive, wireless devices
  • Maximum Voltage Rating: 50A @ 125 VAC/VDC, 300A @ 32 VDC
  • Body Size: Approximately 6.86 mm length, 2.95 mm width
  • Soldering Conditions: Reflow max 260°C, 60-120 seconds, ramp rate 5°C/sec
  • Solderability: MILSTD-202, Method 208
  • Vibration & Shock Resistance: MILSTD-202 testing
  • Moisture Resistance: MILSTD-202, Method 106

Buy the Littelfuse Series 452/454 Slo-Blo Fuse: 0454005MR

Enhance your electronic protection systems by purchasing the Littelfuse Series 452/454 0454005MR surface-mounted Slo-Blo fuse online today. This robust ceramic fuse with silver-plated caps offers excellent inrush current withstand capabilities, reducing nuisance openings and ensuring circuit safety. Its low-temperature de-rating makes it suitable for a wide range of applications like power supplies, automotive, and networking equipment. RoHS compliant and halogen free, this fuse combines durability, high performance, and environmental safety. Order now to secure dependable overcurrent protection for your sensitive electronic devices.

Order your Littelfuse Series 452/454 0454005MR time-delay fuse today and ensure reliable overcurrent protection in your electronic projects.

Frequently Asked Questions

Where can I buy Littelfuse 0454005MR?

You can click on the BUY or RFQ button to purchase 0454005MR from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0454005MR?

You can download the 0454005MR datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0454005MR?

Littelfuse

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