LR4-550F
Littelfuse Inc.
Littelfuse Inc.
PTC RESET FUSE 20V 5.5A STRAP
$1.23
Available to order
Reference Price (USD)
1+
$1.09000
5+
$1.05400
10+
$0.98600
50+
$0.81600
100+
$0.68000
250+
$0.66300
500+
$0.56100
1,000+
$0.49300
5,000+
$0.44200
Exquisite packaging
Discount
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The LR4-550F PTC resettable fuse by Littelfuse Inc. is a versatile solution for all your circuit protection needs. This fuse provides automatic reset functionality, making it a convenient and cost-effective choice for various applications. The LR4-550F is commonly used in LED drivers, battery management systems, and industrial controls, where reliable protection is essential. Its high-performance characteristics, including low resistance and excellent thermal stability, make it a standout choice for engineers and designers. Ensure your circuits are protected with the LR4-550F.
Specifications
- Product Status: Active
- Type: Polymeric
- Voltage - Max: 20V
- Current - Max: 100 A
- Current - Hold (Ih) (Max): 5.5 A
- Current - Trip (It): 10.5 A
- Time to Trip: 5 s
- Resistance - Initial (Ri) (Min): 9 mOhms
- Resistance - Post Trip (R1) (Max): 22 mOhms
- Resistance - 25°C (Typ): -
- Operating Temperature: -40°C ~ 85°C
- Ratings: -
- Mounting Type: User Defined
- Package / Case: Strap
- Size / Dimension: 1.417" L x 0.283" W (36.00mm x 7.20mm)
- Height - Seated (Max): -
- Thickness (Max): 0.039" (1.00mm)
- Lead Spacing: -
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