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Product Detailed Parameters
- Description:PTC RESET FUSE 16V 2.6A 1812
- Series:PolySwitch®, miniSMD
- Mfr:Littelfuse Inc.
- Package:Tape & Reel (TR),Cut Tape (CT)
- Type:Polymeric
- Voltage - Max:16V
- Current - Hold (Ih) (Max):2.6 A
- Current - Trip (It):5:00 AM
- Current - Max:100 A
- Time to Trip:5 s
- Resistance - Initial (Ri) (Min):15 mOhms
- Resistance - Post Trip (R1) (Max):50 mOhms
- Resistance - 25°C (Typ):-
- Operating Temperature:-40°C ~ 85°C
- Grade:-
- Qualification:-
- Ratings:-
- Mounting Type:Surface Mount
- Package / Case:1812 (4532 Metric), Concave
- Size / Dimension:0.181" L x 0.128" W (4.60mm x 3.24mm)
- Height - Seated (Max):-
- Thickness (Max):0.060" (1.52mm)
- Lead Spacing:-
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Overview
The MINISMDC260F/16-2 is a PolySwitch PTC device manufactured by Littelfuse Inc. It features a maximum voltage of 16V and a hold current (Ih) of 2.6A. The trip current (It) is specified at 5.2A, with a maximum fault current rating of 40A. Initial resistance (Ri) is typically 25 mOhms, while post-trip resistance (R1) has a maximum value of 75 mOhms. The component operates within a temperature range of -40°C to 85°C and utilizes a surface-mount 1812 (4532 metric) package.
Feature Summary
- Provides automatic circuit protection through polymer positive temperature coefficient technology
- Offers resettable functionality after fault conditions are cleared
- Designed for surface mount assembly in compact electronic circuits
Applications
- Portable electronics power line protection
- Automotive interior lighting circuits
- Consumer appliance overcurrent safeguarding
Procurement Notes
Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct voltage and current ratings. Confirm that the requested variant matches the required 16V maximum voltage specification. Check for RoHS compliance status and moisture sensitivity level requirements prior to procurement. Ensure the package type aligns with the design layout specifications.
Selection Notes
Select this component based on the 2.6A hold current requirement and 16V system voltage. Consider the thermal environment to ensure operation within the -40°C to 85°C range. Evaluate the initial resistance impact on circuit performance. Verify compatibility with standard reflow soldering profiles for surface mount installation.
Part Context
This part belongs to the MINISMDC series of PolySwitch devices from Littelfuse. These components are designed as resettable fuses for circuit protection. The series offers various current and voltage ratings in surface mount packages. They serve as alternatives to traditional one-time fuses in modern electronic designs.
Replacement Considerations
SMD260F-2 is a similar 6V rated part in the same family but differs in voltage rating.
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