RUEF400 The TE Connectivity RUEF400 is a PTC Resettable Fuse designed for overcurrent protection. It features a 4A hold current and 30VDC maximum voltage.
Mfr Part #:

RUEF400

Available from 1 distributors
Mfr Name: TE Connectivity
TE Connectivity
The TE Connectivity RUEF400 is a PTC Resettable Fuse designed for overcurrent protection. It features a 4A hold current and 30VDC maximum voltage.
✓ Total Stock: 235 pcs
$ Price Range: $0.05

RUEF400 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
235 pcs
235 pcs On Request 1 On Request On Request On Request On Request On Request

RUEF400 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Industrial Grade
SVHC Present

RUEF400 Description

Short technical summary and product information.

The TE Connectivity RUEF400 is a PTC (Positive Temperature Coefficient) Resettable Fuse, also known as a Polyswitch, designed for overcurrent protection applications. This component offers a hold current of 4A and a trip current of 8A, with a maximum voltage rating of 30VDC.

 

With a maximum current rating of 100A and a power dissipation of 2.5W, the RUEF400 is suitable for various protection needs. It operates within a temperature range of -40C to +85C.

 

The fuse features a resistance of 50 mOhms and is designed for through-hole mounting with radial termination style. Its dimensions are 19.3mm L x 14mm W x 3mm H, with a lead spacing of 5.8mm. The RUEF400 series is packaged in an ammo pack with a standard quantity of 1000 units.

RUEF400 Quick Information

Product Type: PTC Resettable Fuse
Series: Ruef
Canonical Name: TE Connectivity RUEF400 PPTC Resettable Fuse
Subcategory: PPTC Resettable Fuse

RUEF400 Compliance

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

RUEF400 Estimated Pricing

Qty Low High
1+ $0.05 $0.05

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

RUEF400 Features

  • 4A hold current for circuit protection.
  • 8A trip current for fault interruption.
  • Rated for 30VDC maximum voltage.
  • Through-hole mounting with radial leads.
  • Operates from -40C to +85C.

RUEF400 Applications

  • Protects electronic circuits from overcurrent.
  • Suitable for low voltage DC applications.
  • Used in power supply protection circuits.
  • Ideal for battery overcurrent protection.

RUEF400 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the hold current of the RUEF400?

4A.

What is the trip current?

8A.

What is the maximum voltage rating?

30VDC.

What is the resistance?

50mOhms.

What is the operating temperature range?

-40°C to +85°C.

What is the package type?

Through-hole radial leaded with lead spacing of 5.8mm.

What is the maximum current rating?

100A.

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