SMD1812P110TF/16A

$0.31

Description：PTC RESET FUSE 16V 1.1A 1812
Series：POLY-FUSE®, SMD1812
Mfr：Littelfuse Inc.
Package：Tape & Reel (TR)

SKU:fb96792d9af0 Category: PTC Resettable Fuses Brand: Littelfuse Inc.

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Product introduction

SMD1812P110TF/16A is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Littelfuse Inc.. Its product description is PTC RESET FUSE 16V 1.1A 1812. Review the specifications below when checking this part for your BOM.

Ptc Resettable Fuses specifications for SMD1812P110TF/16A

Description：PTC RESET FUSE 16V 1.1A 1812
Series：POLY-FUSE®, SMD1812
Mfr：Littelfuse Inc.
Package：Tape & Reel (TR)
Type：Polymeric
Voltage - Max：16V
Current - Hold (Ih) (Max)：1.1 A
Current - Trip (It)：1.95 A
Current - Max：40 A
Time to Trip：500 ms
Resistance - Initial (Ri) (Min)：60 mOhms
Resistance - Post Trip (R1) (Max)：180 mOhms
Operating Temperature：-40°C ~ 85°C
Ratings：-
Mounting Type：Surface Mount
Package / Case：1812 (4532 Metric), Concave
Size / Dimension：0.179" L x 0.128" W (4.55mm x 3.24mm)
Height - Seated (Max)：-
Thickness (Max)：0.039" (1.00mm)
Lead Spacing：-

Ptc Resettable Fuses datasheet and documents for SMD1812P110TF/16A

SMD1812P110TF/16A

Ptc Resettable Fuses Overview

The Littelfuse SMD1812P110TF/16A is a polymeric resettable PTC fuse in the SMD-P series. It features a hold current of 1.1 A and a trip current of 3.5 A. The device supports a maximum voltage of 16 VDC and has a maximum fault current rating of 40 A. Its typical resistance is 60 mOhms, with power dissipation at 800 mW. The component operates within a temperature range of -40°C to +85°C. It utilizes an SMD/SMT end termination type and is housed in a 1812 (4532 metric) package.

Ptc Resettable Fuses Feature Summary

Provides automatic circuit protection through reversible resistance increase upon overcurrent conditions
Designed for surface mount integration into compact electronic assemblies
Complies with RoHS standards for halogen-free environmental safety

Ptc Resettable Fuses Applications

Consumer electronics circuit protection
Portable device power lines
Communication equipment interfaces

Ptc Resettable Fuses Procurement Notes

Verify component authenticity against official Littelfuse documentation due to obsolete status. Confirm that substitute parts meet identical electrical specifications for voltage, current, and thermal performance. Ensure replacement components maintain compatible package dimensions and soldering characteristics for existing PCB layouts.

Ptc Resettable Fuses Selection Notes

This component is officially listed as obsolete and no longer manufactured by Littelfuse. Selection requires identifying valid substitutes from the same manufacturer or equivalent third-party options. Verify that alternative devices match the original 16V rating, 1.1A hold current, and 1812 footprint requirements.

Ptc Resettable Fuses Part Context

The SMD1812P110TF/16A belongs to the SMD-P series of polymeric resettable fuses. This series is characterized by low resistance and fast response times for surface mount applications. The part represents a specific voltage variant within the broader 1812 package family designed for portable and consumer electronics protection.