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PTC Resettable Fuses from Littelfuse Inc. : 1427 - Page 69

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.
MINISMD075-2

WS Part No.
112338-MINISMD075-2

Littelfuse Inc.

POLYSWITCH .75A RESET FUSE SMD

4,000 pieces In Stock

MOQ: 10

Need to verify

Mfr. Part No.
SMD100

WS Part No.
190783-SMD100

Littelfuse Inc.

POLYSWITCH 1.10A HOLD SMD
Datasheet

37,000 pieces In Stock

MOQ: 290

rohs

Mfr. Part No.
SMD200F-2018-2

WS Part No.
103288-SMD200F-2018-2

Littelfuse Inc.

POLYSWITCH PTC RESET 2A SMD
Datasheet

16,000 pieces In Stock

MOQ: 265

rohs

Mfr. Part No.
SMD1812P200TS

WS Part No.
328740-SMD1812P200TS

Littelfuse Inc.

FUSE RESETTABLE 2A 8V 1812
Datasheet

25,800 pieces In Stock

MOQ: 70

Need to verify

Mfr. Part No.
SMD1812P150TF/12

WS Part No.
328728-SMD1812P150TF/12

Littelfuse Inc.

80,000 pieces In Stock

MOQ: 345

rohs

Mfr. Part No.
SMD1812P200TFT

WS Part No.
328739-SMD1812P200TFT

Littelfuse Inc.

10,000 pieces In Stock

MOQ: 1140

rohs

Mfr. Part No.
1812L110PR-1.1A

WS Part No.
149491-1812L110PR-1.1A

Littelfuse Inc.

64,000 pieces In Stock

MOQ: 1065

rohs

Mfr. Part No.
1206L050WRT

WS Part No.
094827-1206L050WRT

Littelfuse Inc.

FUSE PTC RESET 6V .50A 1206
Datasheet

3,000 pieces In Stock

MOQ: 315

rohs

Mfr. Part No.
SMD1206P200SLR

WS Part No.
328655-SMD1206P200SLR

Littelfuse Inc.

8,050 pieces In Stock

MOQ: 715

rohs

Mfr. Part No.
SMD100-2018-2

WS Part No.
190788-SMD100-2018-2

Littelfuse Inc.

7,900 pieces In Stock

MOQ: 285

rohs

Mfr. Part No.
SMD1210P175TF

WS Part No.
328685-SMD1210P175TF

Littelfuse Inc.

8,050 pieces In Stock

MOQ: 850

rohs

Mfr. Part No.
600R150F

WS Part No.
23236-600R150F

Littelfuse Inc.

PTC RESETBL 60V/600V .150A RAD
Datasheet

3,130 pieces In Stock

MOQ: 215

rohs

Mfr. Part No.
TS250-130F-RB-2

WS Part No.
728037-TS250-130F-RB-2

Littelfuse Inc.

PTC RESET FUSE 60V 130MA 2SMD

9,000 pieces In Stock

MOQ: 115

rohs

Mfr. Part No.
1812L110/33

WS Part No.
750959-1812L110/33

Littelfuse Inc.

POLYFUSE® Resettable PTCs Surface Mount

117,500 pieces In Stock

MOQ: 495

rohs

Mfr. Part No.
1812L075/24

WS Part No.
758317-1812L075/24

Littelfuse Inc.

POLYFUSE® Resettable PTCs Surface Mount

3,500 pieces In Stock

MOQ: 530

Need to verify

Mfr. Part No.
LR4-1300F

WS Part No.
780079-LR4-1300F

Littelfuse Inc.

POLYSWITCH PTC RESET 13A STRAP / PTC Resettable Fuse 13A(hold) 21.2A(trip) 20VDC 100A 4.5W 10s 0.0035Ohm SMD Solder Pad 50 X 10 X 1.3mm
Datasheet

7,100 pieces In Stock

MOQ: 4

rohs

Mfr. Part No.
1210L150THWR

WS Part No.
1001262-1210L150THWR

Littelfuse Inc.

PTC RESETTABLE 6V 1.50A SMD 1210
Datasheet

4,000 pieces In Stock

MOQ: 945

rohs

Mfr. Part No.
TRF250-145

WS Part No.
1273888-TRF250-145

Littelfuse Inc.

PolySwitch Resettable Devices Telecommunications & Networking Devices | PTC RESET FUSE 60V 145MA RADIAL

60,000 pieces In Stock

MOQ: 1855

rohs

Mfr. Part No.
1206L380SLTH

WS Part No.
1121152-1206L380SLTH

Littelfuse Inc.

LoRhoTM Surface Mount Series

3,960 pieces In Stock

MOQ: 495

rohs

Mfr. Part No.
LR4-260SF

WS Part No.
1204478-LR4-260SF

Littelfuse Inc.

PolySwitch®PTC Devices | PTC RESET FUSE 15V 2.6A STRAP

7,000 pieces In Stock

MOQ: 12

rohs
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