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RUEF500 PTC resettable fuse with 5A hold current, 30V max voltage, and 50mΩ initial resistance. Radial through-hole package with 10.15mm lead spacing.
Mfr Part #:

RUEF500

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
PTC resettable fuse with 5A hold current, 30V max voltage, and 50mΩ initial resistance. Radial through-hole package with 10.15mm lead spacing.
✓ Total Stock: 25 pcs
$ Price Range: $0.34 - $0.74

RUEF500 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Bristol Electronics ✓
Non-Authorised Inventory information
25 pcs
On Request
25 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.

RUEF500 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Height
Lead Spacing
Lead Style
Length
Mounting Type
Operating Temperature
Resistance
Tape & Reel
Time to Trip
Type
Voltage
Width
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RUEF500 Description

Short technical summary and product information.

The RUEF500 is a polymeric PTC resettable fuse from Littelfuse Inc., designed for overcurrent protection. It resets automatically after the fault is cleared, eliminating the need for fuse replacement.

 

It features a hold current of 5A and a maximum voltage rating of 30V. The initial resistance is 50mΩ, and the time to trip is 14.5 seconds under specified conditions. Operating temperature range is -40°C to 85°C.

 

The device comes in a radial disc package with through-hole mounting. Dimensions are 14.00mm length, 3.00mm width, and 24.10mm height, with 10.15mm lead spacing. This package is suitable for automated assembly.

RUEF500 Quick Information

Product Type: PTC Resettable Fuse
Series: RUEF
Canonical Name: PTC Resettable Fuse, 5A Hold, 30V Max, Radial, Through Hole
Subcategory: Polymeric PTC Resettable Fuse

RUEF500 Compliance

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

RUEF500 Estimated Pricing

Qty Low High
1+ $0.74 $0.74
10+ $0.68 $0.68
50+ $0.52 $0.52
100+ $0.50 $0.50
250+ $0.46 $0.46
500+ $0.43 $0.43
1,000+ $0.39 $0.39
2,500+ $0.39 $0.39
5,000+ $0.34 $0.34

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

RUEF500 Features

  • 5A hold current for overcurrent protection.
  • 30V maximum voltage rating.
  • 14.5 second trip time.
  • Through-hole radial disc package.
  • Polymeric PTC resettable technology.

RUEF500 Applications

  • Ideal for power supply overcurrent protection.
  • Used in battery charging circuits.
  • Suitable for motor control protection.
  • Protects USB and peripheral ports.

RUEF500 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the hold current of the RUEF500?

The hold current is 5 A.

What is the maximum voltage rating?

The maximum voltage is 30 V.

What is the trip time?

The time to trip is 14.5 seconds.

What is the package type and lead spacing?

The package is Radial, Disc with through-hole mounting and 10.15mm lead spacing.

What is the operating temperature range?

-40°C to 85°C.

What is the initial resistance?

The initial resistance is 50 mΩ.

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