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Same model may have multiple batches, images only for reference.
LR4-450F Real Image
Same model may have multiple batches, images only for reference.

LR4-450F

Part No LR4-450F
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description PolySwitch™ Resettable Device Short Form Catalog | PTC RESET FUSE 20V 4.5A STRAP
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Categories Circuit Protection
Manufacturer Littelfuse Inc.
Packaging Bulk
Type Polymeric
Voltage - Max 20V
Current - Max 100A
Current - Hold (Ih) (Maximum) 4.5A
Current - Trip (It) 8.9A
Time to Trip 5s
Resistance - Initial (Ri) (Minimum) 11 mOhms
Resistance - Post Trip (R1) (Maximum) 28 mOhms
Temperature Range - Operating -40°C ~ 85°C
Mounting Style User Defined
Manufacturer Package Strap
Parts Dimension 0.984" L x 0.413" W (25.00mm x 10.50mm)
Thickness (Maximum) 0.039" (1.00mm)
Approvals CSA, TUV, UL
Manufacturer Pack Quantity 1,000
MSL Level 1 (Unlimited)
Win Source Part Number 1204485-LR4-450F
Manufacturer Homepage www.macom.com
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian LR4-450F CAD Model

Description

The Littelfuse LR4-450F polymeric fuse is a high-performance component designed for use in various electronic applications.

  • Voltage Maximum: 20V
  • Current Maximum: 100A
  • Package: Strap
  • Pieces per Package: 1000
  • Approvals: CSA, TUV, UL
  • Part Number: 1204485-LR4-450F
  • Popularity: Medium
  • Resistance - Initial (Ri) (minimum): 11 mOhms
  • Resistance - Post Trip (R1) (maximum): 28 mOhms

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