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0443005.DR Board mount fuse rated 5A at 250VAC with slow blow response. Surface mount package in 2-SMD square end block form.
Mfr Part #:

0443005.DR

Available from 4 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Board mount fuse rated 5A at 250VAC with slow blow response. Surface mount package in 2-SMD square end block form.
Total Stock: 3,322 pcs

0443005.DR Available from 4 distributors

Authorised
Non-Authorised

0443005.DR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Breaking Capacity @ Rated Voltage
Cold Resistance
Current Rating (Amps)
Fuse Type
Halogen Free
Height
Interrupting Rating (DC)
Length
Medical Grade
Melting I²t
Military Grade
Mounting Type
Operating Temperature
Response Time
SVHC Present
Termination Style
Voltage Drop
Voltage Rating
Width

0443005.DR Description

Short technical summary and product information.

The Littelfuse 0443005.DR is a 5A, 250VAC slow blow (Slo-Blo) fuse designed for surface mount applications. It features a 2-SMD square end block package (Nano2) and offers a breaking capacity of 50A at 250VAC, 100A at 125VDC, and 500A at 60VDC. The fuse has a nominal cold resistance of 0.0115 ohms and a voltage drop of 80 mV. Its nominal melting I²t is 180.6 A²s. The operating temperature range is -55°C to 125°C. This fuse is RoHS3 compliant and halogen-free, making it suitable for lead-free assembly processes. Typical applications include AC/DC power adaptors, telecom equipment system power, and portable system built-in power.

0443005.DR Quick Information

Product Type: Fuse
Series: 443 Series
Canonical Name: Littelfuse 0443005.DR Slo-Blo Fuse, 5A, 250VAC, Surface Mount, 2-SMD Square End Block
Subcategory: Slow Blow Fuse

0443005.DR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
REACH Status: REACH Unaffected
Lead Free: Yes

0443005.DR Features

  • Rated 5A at 250VAC.
  • Slow blow response time.
  • Surface mount 2-SMD package.
  • RoHS3 and halogen-free compliant.
  • 50A interrupting rating at 250VAC.

0443005.DR Applications

  • Used in AC/DC power adaptors.
  • Ideal for telecom equipment systems.
  • Suitable for portable system power.
  • Protects board mount circuits.

0443005.DR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the 0443005.DR fuse?

5 A.

What is the voltage rating?

250 VAC.

What is the breaking capacity?

50 A at 250 VAC; also 100 A at 125 VDC and 500 A at 60 VDC.

What is the response time?

Slow blow (Slo-Blo).

What is the package type?

2-SMD, square end block (Nano2).

What is the operating temperature range?

-55°C to 125°C.

Is the fuse RoHS compliant?

Yes, RoHS3 compliant and halogen-free.

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