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AHRL350 is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Littelfuse Inc.. Its product description is PTC RESET FUSE 3.5A 16V RAD. Review the specifications below when checking this part for your BOM.
Ptc Resettable Fuses specifications for AHRL350
- Description：PTC RESET FUSE 3.5A 16V RAD
- Series：PolySwitch®, AHRL
- Mfr：Littelfuse Inc.
- Package：Bulk
- Type：Polymeric
- Voltage - Max：16V
- Current - Hold (Ih) (Max)：3.5 A
- Current - Trip (It)：7:00 AM
- Current - Max：50 A
- Time to Trip：4.5 s
- Resistance - Initial (Ri) (Min)：18 mOhms
- Resistance - Post Trip (R1) (Max)：32 mOhms
- Resistance - 25°C (Typ)：-
- Operating Temperature：-40°C ~ 125°C
- Grade：Automotive
- Qualification：AEC-Q200
- Ratings：-
- Mounting Type：Through Hole
- Package / Case：Radial, Disc
- Size / Dimension：0.331" L x 0.118" W (8.40mm x 3.00mm)
- Height - Seated (Max)：0.488" (12.40mm)
- Thickness (Max)：-
- Lead Spacing：0.199" (5.05mm)
Ptc Resettable Fuses datasheet and documents for AHRL350
Ptc Resettable Fuses Overview
The AHRL350 is a PolySwitch resettable PPTC device from Littelfuse, designed for automotive applications. It features a 16V voltage rating and a hold current of 3.5A. The component utilizes radial leaded through-hole mounting and is constructed as a high-temperature, lead-free device. Its compact size makes it suitable for space-constrained circuit protection environments.
Ptc Resettable Fuses Feature Summary
- Polymeric PTC resettable fuse technology
- High-temperature construction for automotive use
- Radial leaded through-hole package
Ptc Resettable Fuses Applications
- Automotive circuit protection
- Battery management systems
- Electronic control unit (ECU) overcurrent protection
Ptc Resettable Fuses Procurement Notes
Verify the specific datasheet revision and RoHS compliance status before procurement. Confirm that the radial lead configuration matches the target PCB footprint requirements. Ensure the 16V rating aligns with the system's maximum operating voltage to prevent premature tripping or failure under normal conditions.
Ptc Resettable Fuses Selection Notes
Select this component when a resettable protection mechanism is required for low-voltage automotive circuits. The 3.5A hold current defines the continuous operational limit. Consider the thermal environment, as high-temperature performance is critical for reliable operation in engine compartments or near heat sources within vehicle architectures.
Ptc Resettable Fuses Part Context
This part belongs to the AHRL series of PolySwitch devices. These components are engineered specifically for the automotive industry, offering a balance between compact form factor and robust electrical characteristics. The series provides a reusable alternative to traditional one-time fuses in sensitive electronic modules.
Ptc Resettable Fuses Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation. Verify compatibility with existing PCB layouts if considering alternatives from other manufacturers.
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