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Same model may have multiple batches, images only for reference.
RXEF300 Tyco Electronics
Same model may have multiple batches, images only for reference.

RXEF300

Part No RXEF300
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description PTC RESET FUSE 72V 3A RADIAL / Polymeric PTC Resettable Fuse 72V 3 A Ih Through Hole Radial, Disc
Datasheet
RXEF300 Datasheet
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Category Circuit Protection - PTC Resettable Fuses
Mfr Littelfuse Inc.
Series PolySwitch®, RXEF
Package Bag
Product Status Active
Type Polymeric
Voltage - Max 72V
Current - Hold (Ih) (Max) 3 A
Current - Trip (It) 6 A
Current - Max 40 A
Time to Trip 19.8 s
Resistance - Initial (Ri) (Min) 40 mOhms
Resistance - Post Trip (R1) (Max) 100 mOhms
Temperature Range - Operating -40°C ~ 85°C
Mounting Type Through Hole
Package / Case Radial, Disc
Size / Dimension 0.941" Dia x 0.118" T (23.90mm x 3.00mm)
Height - Seated (Max) 1.126" (28.60mm)
Lead Spacing 0.400" (10.15mm)
Approval Agency CQC, CSA, TUV, UL
Standard Package 250 pcs
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8533.40.8070
California Prop 65 Warning Information
Win Source Part Number 662121-RXEF300
Ultra Librarian 3D Model Ultra Librarian RXEF300 CAD Model

Description

The PolySwitch RXEF300 is a polymeric PTC resettable fuse designed for circuit protection in electronic components.

  • Voltage Rating: 72V
  • Current Rating: 40A
  • Mounting Type: Through-Hole
  • Package: Radial, Disc
  • Temperature Range: -40°C to 85°C
  • Initial Resistance: 40 mOhms
  • Post-Trip Resistance: 100 mOhms
  • Approvals: CQC, CSA, TUV, and UL
  • Product Status: Active
  • Manufacturer: Littelfuse Inc.

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Pricing & Ordering

Quantity Unit Price Ext. Price
75+ $0.6676 $50.0700
185+ $0.5478 $101.3430
285+ $0.5307 $151.2495
390+ $0.5135 $200.2650
505+ $0.4964 $250.6820
675+ $0.4451 $300.4425
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MOQ: 75 pcs
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