SMD075-2

$0.64

Description：POLYSWITCH 0.75A HOLD SMD
Series：PolySwitch®, SMD
Mfr：Littelfuse Inc.
Package：Cut Tape (CT)

SKU:beca9394c57c Category: PTC Resettable Fuses Brand: Littelfuse Inc.

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Product introduction

SMD075-2 is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Littelfuse Inc.. Its product description is POLYSWITCH 0.75A HOLD SMD. Review the specifications below when checking this part for your BOM.

Ptc Resettable Fuses specifications for SMD075-2

Description：POLYSWITCH 0.75A HOLD SMD
Series：PolySwitch®, SMD
Mfr：Littelfuse Inc.
Package：Cut Tape (CT)
Type：Polymeric
Voltage - Max：30V
Current - Hold (Ih) (Max)：750 mA
Current - Trip (It)：1.5 A
Current - Max：40 A
Time to Trip：300 ms
Resistance - Initial (Ri) (Min)：350 mOhms
Resistance - Post Trip (R1) (Max)：1 Ohms
Resistance - 25°C (Typ)：-
Operating Temperature：-40°C ~ 85°C
Grade：-
Qualification：-
Ratings：-
Mounting Type：Surface Mount
Package / Case：2920 (7351 Metric)
Size / Dimension：0.290" L x 0.202" W (7.36mm x 5.12mm)
Height - Seated (Max)：-
Thickness (Max)：0.125" (3.18mm)
Lead Spacing：-

Ptc Resettable Fuses datasheet and documents for SMD075-2

SMD075-2

Ptc Resettable Fuses Overview

The Littelfuse SMD075-2 is a PolySwitch resettable PPTC fuse in the SMD series, housed in a 2920 (7450 metric) surface-mount package. It features a 750 mA hold current and a 1.5 A trip current. The device supports a maximum voltage of 30 VDC with a maximum fault current rating of 40 A. Initial resistance is specified at 1 Ohm, while power dissipation reaches 1.7 W. Operating temperatures range from -40°C to +85°C.

Ptc Resettable Fuses Feature Summary

Provides automatic circuit protection through positive temperature coefficient polymer technology
Enables reusable overcurrent defense without requiring manual replacement after tripping
Designed for direct surface-mount integration into printed circuit board assemblies

Ptc Resettable Fuses Applications

Portable electronic device input protection
Consumer appliance circuit safeguarding
Industrial control system interface protection

Ptc Resettable Fuses Procurement Notes

Verify component authenticity by matching manufacturer markings against official datasheet specifications. Confirm package dimensions align with the 2920 footprint requirements. Ensure voltage and current ratings meet specific circuit design constraints before finalizing procurement decisions.

Ptc Resettable Fuses Selection Notes

Select this component when circuits require 30 VDC tolerance and 750 mA continuous operation. The 2920 package suits boards needing larger thermal mass compared to smaller footprints. Evaluate initial resistance values to ensure minimal voltage drop impact on sensitive downstream loads during normal operation.

Ptc Resettable Fuses Part Context

This part belongs to the Littelfuse PolySwitch SMD series, focusing on surface-mount resettable fuses. It complements other series like miniSMD and nanoSMD by offering higher voltage ratings within a standard industrial footprint. The product line emphasizes reliable overcurrent protection for diverse electronic applications.