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PTC Resettable Fuses from Littelfuse Inc. : 1427 - Page 65

PTC Resettable Fuses, also known as polymeric positive temperature coefficient (PPTC) devices, play a critical role in circuit protection. These fuses allow for automatic reset after an overcurrent event, providing a reusable solution that reduces downtime and maintenance costs.

Commonly used in consumer electronics, automotive, and telecommunications, PTC resettable fuses limit current by increasing resistance when an overcurrent occurs, thereby protecting sensitive components from damage. Once the fault is cleared, the resistance decreases, allowing the circuit to resume normal operation.

Manufacturers like Littelfuse, Bel Fuse, and TE Connectivity offer a range of PTC resettable fuses designed to meet various voltage and current requirements. These versatile and reliable fuses ensure continuous protection and operational efficiency for a multitude of electronic applications.

Select Images Part Number Mfr Description Datasheet Availability Price Qty RFQ Rohs ECAD Model

Mfr. Part No.
RXEF160

WS Part No.
662116-RXEF160

Littelfuse Inc.

PTC RESET FUSE 72V 1.6A RADIAL
Datasheet

11,670 pieces In Stock

MOQ: 130

rohs

Mfr. Part No.
RKEF375

WS Part No.
1092101-RKEF375

Littelfuse Inc.

POLYSWITCH PTC RESET 3.75A T/H
Datasheet

2,250 pieces In Stock

MOQ: 95

rohs

Mfr. Part No.
ASMD030F-2

WS Part No.
1018633-ASMD030F-2

Littelfuse Inc.

POLYSWITCH PTC RESET .23A HOLD
Datasheet

6,240 pieces In Stock

MOQ: 100

rohs

Mfr. Part No.
250S130-RCDR

WS Part No.
1003430-250S130-RCDR

Littelfuse Inc.

PTC RESET 250/60V SMD RC 130MA
Datasheet

2,430 pieces In Stock

MOQ: 90

rohs

Mfr. Part No.
RHEF650-2

WS Part No.
1092097-RHEF650-2

Littelfuse Inc.

POLYSWITCH PTC RESET 6.5A
Datasheet

2,640 pieces In Stock

MOQ: 90

rohs

Mfr. Part No.
MICROSMD350LR-2

WS Part No.
1077333-MICROSMD350LR-2

Littelfuse Inc.

POLYSWITCH RESETTABLE DEVICE SMD
Datasheet

11,000 pieces In Stock

MOQ: 95

rohs

Mfr. Part No.
SMD1812P160TS

WS Part No.
047044-SMD1812P160TS

Littelfuse Inc.

FUSE RESETTABLE 1.6A 8V 1812
Datasheet

26,890 pieces In Stock

MOQ: 910

Need to verify

Mfr. Part No.
1210L300SLWR

WS Part No.
1027073-1210L300SLWR

Littelfuse Inc.

PTC RESET FUSE 6V 3A 1210 / Polymeric PTC Resettable Fuse 6V 3 A Ih Surface Mount 1210 (3225 Metric), Concave

3,000 pieces In Stock

MOQ: 155

rohs

Mfr. Part No.
PSR-28455-2

WS Part No.
930928-PSR-28455-2

Littelfuse Inc.

PSR RESET FUSE / PTC Resettable Fuse Ih

5,789 pieces In Stock

MOQ: 235

rohs

Mfr. Part No.
RF2477-000

WS Part No.
963475-RF2477-000

Littelfuse Inc.

Ptc Reset Fuse 6V 350MA 0603

500 pieces In Stock

MOQ: 310

Need to verify

Mfr. Part No.
RF3327-000

WS Part No.
1140499-RF3327-000

Littelfuse Inc.

Ptc Reset Fuse 16V 15A Radial

2,000 pieces In Stock

MOQ: 55

Need to verify

Mfr. Part No.
1812L200DR

WS Part No.
121359-1812L200DR

Littelfuse Inc.

PTC 2.00A 8VDC RESETTABLE 1812L
Datasheet

32,500 pieces In Stock

MOQ: 460

rohs

Mfr. Part No.
SMD1812P110TE/16-1.1A

WS Part No.
328718-SMD1812P110TE/16-1.1A

Littelfuse Inc.

8,190 pieces In Stock

MOQ: 910

rohs

Mfr. Part No.
SMD1210P110TFT

WS Part No.
190812-SMD1210P110TFT

Littelfuse Inc.

19,957 pieces In Stock

MOQ: 235

rohs

Mfr. Part No.
PSR-28299

WS Part No.
930927-PSR-28299

Littelfuse Inc.

PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih

2,000 pieces In Stock

MOQ: 95

rohs

Mfr. Part No.
SMDM260-02

WS Part No.
190876-SMDM260-02

Littelfuse Inc.

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
1812L260MR

WS Part No.
058021-1812L260MR

Littelfuse Inc.

PTC 2.60A 8VDC RESETTABLE 1812L
Datasheet

801,000 pieces In Stock

MOQ: 1025

rohs

Mfr. Part No.
TRF250-180-0.125

WS Part No.
1361801-TRF250-180-0.125

Littelfuse Inc.

POLYSWITCH PTC RESET 0.180A T/H / PTC Resettable Fuse 100V 180 mA Ih Through Hole Radial, Disc
Datasheet

19,500 pieces In Stock

MOQ: 290

rohs

Mfr. Part No.
600R150-RBF

WS Part No.
803406-600R150-RBF

Littelfuse Inc.

PTC RESET FUSE 60V 150MA RADIAL

Low Stock
Available

MOQ: 140

rohs

Mfr. Part No.
MICROSMD190LR

WS Part No.
208430-MICROSMD190LR

Littelfuse Inc.

POLYSWITCH RESETTABLE DEVICE SMD
Datasheet

10,600 pieces In Stock

MOQ: 4

rohs
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