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Littelfuse 0443500DR Surface Mount Time Lag Fuse

The Littelfuse 0443.500DR Nano2® fuse is a compact, surface mount fuse designed to meet the demands of modern electronics. It's rated for 250V and features a time-lag characteristic, providing reliable overcurrent protection. The fuse is fully compatible with lead-free solder alloys and higher temperature profiles, making it ideal for RoHS compliant applications. Common uses include AC/DC power adapters, telecom equipment, LED lighting systems, and portable devices requiring a small, reliable fuse solution. Its compact size and robust design ensure efficient performance in a variety of industrial and consumer electronics.

Authorized Distributors
Source:DigiKey
Part No:0443.500DR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.86558
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Part No:0443.500DR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.25
Buy/RFQ:
Part No:0443.500DR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.64
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Littelfuse 0443500DR Surface Mount Time Lag Fuse Specifications:

  • Voltage Rating: 250V
  • Fuse Type: Time Lag
  • Current Rating: 0.50A - 5.00A
  • RoHS Compliant: Yes
  • Operating Temperature: -55°C to 125°C
  • Agency Approvals: E10480
  • Interrupting Rating: 50A @250VAC
  • Cold Resistance: 0.0115 Ohms (5A)
  • Melting I2t: 127.79 A2sec (5A)
  • Voltage Drop: 80 mV (5A)
  • Body Material: Ceramic
  • Cap Material: Silver Plated Brass
  • Packaging: Tape and Reel
  • Quantity: 1500 pcs
  • Moisture Sensitivity Level: Level 1

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Frequently Asked Questions

Where can I buy Littelfuse 0443500DR?

You can click on the BUY or RFQ button to purchase 0443500DR from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0443500DR?

You can download the 0443500DR datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0443500DR?

Littelfuse

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