1812L050/30PR Resettable Fuses - PPTC by Littelfuse
The Littelfuse 1812L050/30PR Resettable Fuses - PPTC is a compact surface-mount protection device designed to safeguard modern electronic circuits from overcurrent faults. Built using polymer positive temperature coefficient technology, it automatically resets after a fault condition clears.
This device is widely used in bold SEO categories like Circuit Protection, Thermistors, and Resettable Fuses - PPTC solutions for industrial electronics, telecom devices, and consumer electronics. Engineers sourcing from https://www.xonelec.com/ including x-on electronics and xon electronics rely on these components for dependable circuit reliability.
Technical Specifications of 1812L050/30PR
Product Overview
Manufacturer: Littelfuse
Part Number: 1812L050/30PR
Device Type: PPTC Resettable Fuse
Package Size: 1812 (4532 Metric)
Hold Current: 0.5A
Maximum Voltage: 30V DC
Mounting Type: Surface Mount (SMD)
Technology: Polymer PTC
Category: Circuit Protection, Thermistors, Resettable Fuses - PPTC
This device is optimized for Circuit Protection in sensitive electronic systems where automatic reset and thermal response are critical.
Key Features of 1812L050/30PR
Performance & Safety Advantages
Automatic Reset Function – Reduces maintenance
Fast Thermal Response – Protects circuits quickly
Compact 1812 SMD Package – Saves PCB space
High Reliability Polymer Technology
Cost-Effective Circuit Protection Solution
These features make it ideal for Thermistors and Resettable Fuses - PPTC protection architectures used in modern electronics.
Applications of 1812L050/30PR
Where This PPTC Fuse is Used
Designers prefer Resettable Fuses - PPTC for smart Circuit Protection and long lifecycle reliability. Components are widely distributed via https://www.xonelec.com/, x-on electronics, and xon electronics.
Working Principle – PPTC Resettable Fuse
How It Protects Circuits
Under normal current ? Low resistance
Overcurrent condition ? Resistance increases rapidly
Fault removed ? Device resets automatically
This behavior makes it superior compared to single-use fuses and highly suitable for Thermistors based Circuit Protection networks and Resettable Fuses - PPTC implementations.
Use Case Scenario – USB Device Protection
Real World Implementation
Scenario:
USB powered device requiring compact overcurrent protection.
Problem:
Traditional fuse replacement increased downtime.
Solution:
1812L050/30PR PPTC resettable fuse integrated into PCB.
Result:
Improved reliability and reduced service cost using Circuit Protection and Resettable Fuses - PPTC technology.
Download Datasheet for 1812L050/30PR
Looking for full specifications, certifications, or electrical curves?
Download 1812L050/30PR Datasheet from Xon Electronics
1812L050/30PR Datasheet
Why Buy from Xon Electronics?
Supplier Advantages
Order from https://www.xonelec.com/ for reliable Circuit Protection and Thermistors product sourcing.
Conclusion
The 1812L050/30PR from Littelfuse is a reliable solution for modern Circuit Protection systems. With PPTC technology, compact SMD size, and automatic reset capability, it is widely used in Thermistors protection networks and Resettable Fuses - PPTC applications.
FAQs – 1812L050/30PR Resettable Fuse
What is the main function of this device?
It provides overcurrent protection and automatically resets after fault removal.
Is it reusable after tripping?
Yes, it is a PPTC resettable fuse.
Where is it commonly used?
Power supplies, battery circuits, USB protection, and control electronics.
What package size is this fuse?
1812 SMD package.
What category does this belong to?
Circuit Protection, Thermistors, and Resettable Fuses - PPTC.