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Littelfuse 0453500MR Surface Mount Fuse

The Nano2 surface mount fuse from the 451/453 series is a very fast-acting, compact, wire-in-air (WIA) fuse designed for PCB surface mount technology. It provides reliable secondary overcurrent protection, featuring RoHS compliance, halogen-free construction, and a wide current range from 0.062A to 20A. This fuse is suitable for various applications including notebooks, storage systems, LCDs, telecom, industrial equipment, and power supplies. It offers quick response times, low temperature operation, and is pre-calibrated for 8ms in overcurrent conditions, ensuring device safety and product longevity.

Authorized Distributors
Source:Newark
Part No:0453.500MR
Stock:608
Inv Date:05-28-2026
Price: Unit price: $2.13
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Source:DigiKey
Part No:0453.500MR
Stock:4395
Inv Date:05-28-2026
Price: Unit price: $0.8575
Buy/RFQ:
Part No:0453.500MR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.17
Buy/RFQ:
Part No:0453.500MR
Stock:646
Inv Date:05-28-2026
Price: Unit price: $0.75
Buy/RFQ:
Part No:0453.500MR
Stock:646
Inv Date:05-28-2026
Price: Unit price: $0.75
Buy/RFQ:
Part No:0453.500MR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.87
Buy/RFQ:
Part No:0453.500MR
Stock:11
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse 0453500MR Surface Mount Fuse Specifications:

  • Current Range: 0.062A to 20A
  • Voltage Ratings: 125VAC/VDC, 32VDC
  • Interrupting Ratings: 50A @125VAC, 300A @32VDC, 16A-50A @125VAC, 200A-400A @32VDC
  • Material: Ceramic body, gold/silver plated caps, Sn-dipped silver plated caps for RoHS versions
  • Maximum Temperature: Not specified, but suitable for standard PCB operating environments
  • Soldering Parameters: Reflow at max 260°C for 60-90 sec, wave soldering at 10 sec max at 260°C
  • Peak Temperature: 260°C, ramp-up rate max 5°C/sec
  • Vibration Resistance: MILSTD-202, Method 106, 10 cycles at 55°C to 125°C
  • Shock Resistance: MILSTD-202, Method 201, withstanding 100G shock pulses
  • Insulation Resistance: ≥260%, Resistance to Soldering Heat (10 sec at 260°C)
  • Construction: Ceramic body, gold/silver cap plating, RoHS and halogen-free compliance
  • Markings: Brand, Ampere rating, and packaging details
  • Packaging: Tape and reel options, 1000 or 5000 pcs per reel
  • Standards: RoHS compliant, Halogen Free, MILSTD-202 testing applies

Buy the Littelfuse 0453500MR – Reliable Surface Mount Fuse for Industrial Applications

Purchase the Littelfuse 0453500MR surface mount fuse online today. Designed for reliable overcurrent protection with very fast response times, it’s perfect for PCB applications in industrial equipment, power supplies, and consumer electronics. This RoHS-compliant, halogen-free fuse features a ceramic body with gold or silver caps, ensuring durability and safety in demanding environments. Easy to install with tape and reel packaging, it provides consistent performance and quick response in overcurrent situations, reducing downtime and protecting valuable electronic components.

Get Littelfuse 0453500MR today—built for precision, fast-acting protection, and long-lasting durability.

Frequently Asked Questions

Where can I buy Littelfuse 0453500MR?

You can click on the BUY or RFQ button to purchase 0453500MR from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0453500MR?

You can download the 0453500MR datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0453500MR?

Littelfuse

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