RLD60P185XFF

Description：PTC RESET FUSE 60V 1.85A RADIAL
Series：POLY-FUSE®, RLD60
Mfr：Littelfuse Inc.
Package：Tape & Box (TB)

SKU:7e4a624810a8 Category: PTC Resettable Fuses Brand: Littelfuse Inc.

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Product introduction

RLD60P185XFF is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Littelfuse Inc.. Its product description is PTC RESET FUSE 60V 1.85A RADIAL. Review the specifications below when checking this part for your BOM.

Ptc Resettable Fuses specifications for RLD60P185XFF

Description：PTC RESET FUSE 60V 1.85A RADIAL
Series：POLY-FUSE®, RLD60
Mfr：Littelfuse Inc.
Package：Tape & Box (TB)
Type：Polymeric
Voltage - Max：60V
Current - Hold (Ih) (Max)：1.85 A
Current - Trip (It)：3.7 A
Current - Max：40 A
Time to Trip：12.6 s
Resistance - Initial (Ri) (Min)：80 mOhms
Resistance - Post Trip (R1) (Max)：190 mOhms
Resistance - 25°C (Typ)：-
Operating Temperature：-40°C ~ 85°C
Grade：-
Qualification：-
Ratings：-
Mounting Type：Through Hole
Package / Case：Radial, Disc
Size / Dimension：0.701" Dia x 0.122" T (17.80mm x 3.10mm)
Height - Seated (Max)：0.902" (22.90mm)
Thickness (Max)：-
Lead Spacing：0.201" (5.10mm)

Ptc Resettable Fuses datasheet and documents for RLD60P185XFF

RLD60P185XFF

Ptc Resettable Fuses Overview

The Littelfuse RLD60P185XFF is a PolySwitch resettable PPTC fuse designed for general-purpose circuit protection. It features a maximum voltage rating of 60V and a hold current of 1.85A. The device trips at 3.7A and supports a maximum fault current of 40A. With a resistance of 250 mOhms and power dissipation of 2.6W, it operates within a temperature range of -40°C to +85°C. The component utilizes radial leads with a 5.84mm spacing and measures 18.8mm in length, 13mm in width, and 3.81mm in height.

Ptc Resettable Fuses Feature Summary

Provides automatic resettable overcurrent protection for sensitive electronic circuits
Utilizes polymeric positive temperature coefficient technology for reliable switching
Designed for radial PCB mounting with standard lead spacing

Ptc Resettable Fuses Applications

General-purpose circuit protection
Power supply input protection
Peripheral interface safeguarding

Ptc Resettable Fuses Procurement Notes

Verify the obsolete status of this specific part number before procurement planning. Confirm availability through authorized distributors or secondary market channels as primary production may be discontinued. Ensure that any substitute components meet identical electrical specifications and physical dimensions to maintain system integrity and compliance with existing design constraints.

Ptc Resettable Fuses Selection Notes

Select this component when a 60V maximum voltage and 1.85A hold current are required for radial-mounted applications. Consider the 250 mOhms initial resistance and 2.6W power dissipation limits for thermal management. Verify that the trip current of 3.7A aligns with the circuit's normal operating margin and fault tolerance requirements before finalizing the design choice.

Ptc Resettable Fuses Part Context

This device belongs to the RLD series of PolySwitch resettable fuses from Littelfuse. These components are engineered for robust circuit protection in various electronic assemblies. The RLD60P185XFF specifically addresses low-voltage, moderate-current protection needs, offering a reliable alternative to traditional one-time fuses in systems requiring automatic recovery after fault conditions.