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0ZRR0250FF1A is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Bel Fuse Inc.. Its product description is PTC RESET FUSE 60V 2.5A RADIAL. Review the specifications below when checking this part for your BOM.
Ptc Resettable Fuses specifications for 0ZRR0250FF1A
- Description：PTC RESET FUSE 60V 2.5A RADIAL
- Series：0ZRR
- Mfr：Bel Fuse Inc.
- Package：Bulk
- Type：Polymeric
- Voltage - Max：60V
- Current - Hold (Ih) (Max)：2.5 A
- Current - Trip (It)：5:00 AM
- Current - Max：40 A
- Time to Trip：15.6 s
- Resistance - Initial (Ri) (Min)：50 mOhms
- Resistance - Post Trip (R1) (Max)：130 mOhms
- Resistance - 25°C (Typ)：-
- Operating Temperature：-40°C ~ 85°C
- Grade：Automotive
- Qualification：AEC-Q200
- Ratings：-
- Mounting Type：Through Hole
- Package / Case：Radial, Disc
- Size / Dimension：0.839" Dia x 0.122" T (21.30mm x 3.10mm)
- Height - Seated (Max)：1.039" (26.40mm)
- Thickness (Max)：-
- Lead Spacing：0.402" (10.20mm)
Ptc Resettable Fuses datasheet and documents for 0ZRR0250FF1A
Ptc Resettable Fuses Overview
The Bel Fuse 0ZRR0250FF1A is a radial leaded PPTC resettable fuse from the 0ZRR series. It features a 250 mA hold current and a 500 mA trip current, rated for a maximum voltage of 60 VDC. The device has a maximum resistance of 3 mOhms and an interrupting rating of 40 A. It operates within a temperature range of -40°C to +85°C. Physical dimensions include a diameter of 7.4 mm and a height of 3.1 mm.
Ptc Resettable Fuses Feature Summary
- Provides automatic circuit protection through positive temperature coefficient polymer technology
- Offers repeatable overcurrent protection without requiring manual replacement
- Designed with a slow blow characteristic for stable operation under normal load conditions
Ptc Resettable Fuses Applications
- Portable electronic devices
- Consumer electronics circuits
- Battery pack protection
Ptc Resettable Fuses Procurement Notes
Verify the specific suffix FF1E against official datasheets to confirm package and marking details. Ensure the application voltage does not exceed the 60 VDC rating. Confirm thermal management requirements align with the specified operating temperature range of -40°C to +85°C.
Ptc Resettable Fuses Selection Notes
Select this component when low on-resistance is critical for minimizing power loss in low-current applications. The 250 mA hold current suits sensitive signal lines or low-power modules. Verify that the 40 A interrupting rating meets the prospective fault current of the circuit.
Ptc Resettable Fuses Part Context
This part belongs to the Bel Fuse 0ZRR series of radial leaded PPTC fuses. These components are designed for compact PCB mounting where space is limited. The series provides a cost-effective alternative to traditional fusible links in consumer and industrial electronics.
Ptc Resettable Fuses Replacement Considerations
Cross-reference with other 0ZRR series variants such as 0ZRR0050FF1E or 0ZRR0100FF1E if different current ratings are required. Ensure any substitute maintains the same 60 VDC rating and radial lead configuration.
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