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0494.250NR Board mount fuse rated 250mA at 32VAC/VDC with fast blow response. Surface mount 0603 package.
Mfr Part #:

0494.250NR

Available from 2 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Board mount fuse rated 250mA at 32VAC/VDC with fast blow response. Surface mount 0603 package.
✓ Total Stock: 43,600 pcs
$ Price Range: $0.53 - $1.33

0494.250NR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
31,800 pcs
On Request
31800 pcs On Request 1 On Request On Request 11+ On Request On Request
Tokyo Device ✓
Non-Authorised Inventory information
11,800 pcs
On Request
11800 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

0494.250NR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Approval Agency
Automotive Grade
Breaking Capacity @ Rated Voltage
Current Rating (Amps)
Fuse Type
Halogen Free
Height
Industrial Grade
Length
Medical Grade
Melting I²t
Military Grade
Mounting Type
Operating Temperature
Response Time
SVHC Present
Tape & Reel
Voltage Rating
Width
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0494.250NR Description

Short technical summary and product information.

The Littelfuse 0494.250NR is a board mount fuse designed for overcurrent protection in compact electronic circuits. It is rated for 250mA continuous current at 32VAC/VDC with a fast blow response time, ensuring rapid disconnection during fault conditions.

 

The fuse offers a breaking capacity of 50A at rated voltage and a melting I²t of 0.003 A²s. It operates over a temperature range of -55°C to 90°C, making it suitable for a wide variety of environments. The component is approved by CSA and UR, indicating compliance with recognized safety standards.

 

Packaged in a 0603 (1608 Metric) surface mount case, the fuse measures 1.60mm x 0.81mm x 0.31mm, enabling use in space-constrained PCB layouts. Its surface mount design supports automated assembly processes.

0494.250NR Quick Information

Product Type: Board Mount Fuse
Series: 494
Canonical Name: Board Mount Fuse, 250mA, 32VAC/VDC, Fast Blow, 0603
Subcategory: Surface Mount Fuse

0494.250NR Compliance

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

0494.250NR Estimated Pricing

Qty Low High
1+ $1.33 $1.33
5+ $1.19 $1.19
10+ $1.11 $1.11
50+ $0.92 $0.92
100+ $0.78 $0.78
250+ $0.75 $0.75
500+ $0.64 $0.64
1,000+ $0.59 $0.59
2,500+ $0.53 $0.53
5,000+ $0.53 $0.53

Estimated market price range - modelled values for guidance only, not live distributor offers.

0494.250NR Features

  • Rated for 250mA at 32VAC/VDC.
  • Fast blow response time.
  • Surface mount 0603 package.
  • CSA and UR approved.
  • Operating temperature -55°C to 90°C.

0494.250NR Applications

  • Provides overcurrent protection in electronic circuits.
  • Designed for surface mount assembly.
  • Suitable for low-power DC and AC applications.

0494.250NR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the 0494.250NR fuse?

250 mA.

What is the voltage rating?

32 V AC/DC.

What is the breaking capacity?

50A at rated voltage.

What is the response time?

Fast Blow.

What is the package/case?

0603 (1608 Metric).

What is the melting I²t value?

0.003 A²s.

What is the operating temperature range?

-55°C to 90°C.

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