Have a small number of parts or want to add parts manually? Request Quote manually

Search across all market segments

0429.250WRM Littelfuse 429 Series, 250mA fast blow surface mount fuse rated at 125VAC/VDC in a 1206 package.
Mfr Part #:

0429.250WRM

Available from 3 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse 429 Series, 250mA fast blow surface mount fuse rated at 125VAC/VDC in a 1206 package.
Total Stock: 10,484 pcs

0429.250WRM Available from 3 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
6,000 pcs
6000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
2,571 pcs
2571 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,913 pcs
1913 pcs On Request 1 On Request On Request On Request On Request On Request

0429.250WRM Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Current Rating
Current Rating (Amps)
Fuse Type
Height
Interrupting Rating
Length
Melting I²t
Mounting Type
Operating Temperature
Package / Case
Resistance Cold
Response Time
Standard Package Quantity
Storage Temperature
Tape & Reel
Termination Style
Voltage Rating
Voltage Rating (VDC)
Width

0429.250WRM Description

Short technical summary and product information.

The Littelfuse 429 series fuse (part number 0429.250WRM) is a thin-film surface mount board mount fuse rated at 250 mA with a voltage rating of 125 VAC and 125 VDC. It features a very fast-acting (fast blow) response time, making it suitable for overcurrent protection in sensitive circuits. The cold resistance is 0.625 Ohm, melting I²t is 0.001 A²s, and interrupting rating is 50 A at rated voltage. Designed for surface mount applications, it comes in a 1206 (3216 metric) package measuring 3.18mm x 1.52mm x 1.14mm. Operating temperature range covers -55°C to 90°C. The fuse is supplied in tape and reel packaging with a standard quantity of 3000 pieces per reel. Terminations are Copper/Nickel/Tin-Lead (95/5) as per the datasheet.

0429.250WRM Quick Information

Product Type: Surface Mount Fuse
Series: 429
Canonical Name: Littelfuse 429 Series 250mA 125VAC/VDC Fast Blow Surface Mount Fuse
Subcategory: Surface Mount Fast Blow Fuse

0429.250WRM Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

0429.250WRM Features

  • Rated 250 mA at 125 VAC/VDC.
  • Very fast-acting (fast blow) response.
  • Surface mount 1206 (3216 metric) package.
  • 50 A interrupting rating at rated voltage.
  • Operating temperature range -55°C to 90°C.

0429.250WRM Applications

  • Overcurrent protection for sensitive electronics.
  • Use in telecom and networking equipment.
  • Suitable for portable device power paths.
  • Ideal for industrial control board protection.

0429.250WRM FAQs

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

250 mA (0.25 A).

What is the voltage rating for this fuse?

125 VAC and 125 VDC.

Is this fuse fast acting or slow blow?

Fast blow (very fast-acting).

What is the package size of the 0429.250WRM?

1206 (3216 metric) surface mount package.

What is the interrupting rating?

50 amperes at rated voltage (VAC/VDC).

What is the operating temperature range?

-55°C to 90°C.

What is the melting I²t value?

0.001 A²s.

Home
Categories
Submit RFQ
Login
Account

Categories