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PTC Resettable Fuses from Littelfuse Inc. : 1427 - Page 18

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.
RUEF700

WS Part No.
662010-RUEF700

Littelfuse Inc.

PTC RESET FUSE 30V 7A RADIAL
Datasheet

3,110 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
RKEF400

WS Part No.
210779-RKEF400

Littelfuse Inc.

POLYSWITCH PTC RESET 4.0A T/H
Datasheet

1,665 pieces In Stock

MOQ: 65

rohs

Mfr. Part No.
RGEF1100

WS Part No.
660173-RGEF1100

Littelfuse Inc.

PTC RESET FUSE 16V 11A RADIAL
Datasheet

570 pieces In Stock

MOQ: 50

rohs

Mfr. Part No.
RF1351-000

WS Part No.
931956-RF1351-000

Littelfuse Inc.

MICROSMD010F-2

10,390 pieces In Stock

MOQ: 390

rohs

Mfr. Part No.
RF0317-000

WS Part No.
835221-RF0317-000

Littelfuse Inc.

1,897 pieces In Stock

MOQ: 140

rohs

Mfr. Part No.
TS600-170F-2

WS Part No.
141812-TS600-170F-2

Littelfuse Inc.

POLYSWITCH PTC RESET 0.17A
Datasheet

142 pieces In Stock

MOQ: 8

rohs

Mfr. Part No.
TRF250-120

WS Part No.
1273887-TRF250-120

Littelfuse Inc.

PolySwitch Resettable Devices Telecommunications & Networking Devices | PTC RESET FUSE 60V 120MA RADIAL

166,850 pieces In Stock

MOQ: 125

rohs

Mfr. Part No.
LVR075S-240

WS Part No.
1301595-LVR075S-240

Littelfuse Inc.

Datasheet

1,780 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PSR-28276

WS Part No.
834317-PSR-28276

Littelfuse Inc.

FUSE PSR CHIP AMD / PTC Resettable Fuse Ih

Low Stock
Available

MOQ: 110

rohs

Mfr. Part No.
RXEF040

WS Part No.
1093133-RXEF040

Littelfuse Inc.

POLYSWITCH PTC RESET 0.4A
Datasheet

560 pieces In Stock

MOQ: 230

rohs

Mfr. Part No.
0603L001/60YR

WS Part No.

Littelfuse Inc.

PTC RESET FUSE 60V 10MA 0603

8,000 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
1210L110THYR

WS Part No.
1001259-1210L110THYR

Littelfuse Inc.

PTC RESETTABLE 8V 1.10A SMD 1210
Datasheet

31,000 pieces In Stock

MOQ: 1250

rohs

Mfr. Part No.
NANOSMDC012F-2

WS Part No.
096174-NANOSMDC012F-2

Littelfuse Inc.

PTC Resettable Fuse 0.12A(hold) 0.39A(trip) 48VDC 10A 0.5W 0.2s 1.4Ohm SMD Solder Pad 1206 T/R Automotive / POLYSWITCH 0.125A RESET FUSE SMD
Datasheet

30,000 pieces In Stock

MOQ: 575

rohs

Mfr. Part No.
SMDH160-2

WS Part No.
794706-SMDH160-2

Littelfuse Inc.

POLYSWITCH PTC RESET 1.6A SMD / PTC Resettable Fuse 1.6A(hold) 3.2A(trip) 16VDC 70A 2.2W 15s 0.05Ohm SMD Solder Pad 9.4 X 6.71 X 3mm T/R Automotive
Datasheet

8,000 pieces In Stock

MOQ: 475

rohs

Mfr. Part No.
SMD1812P260TF

WS Part No.
328741-SMD1812P260TF

Littelfuse Inc.

FUSE RESETTABLE 2.6A 6V 1812
Datasheet

61,800 pieces In Stock

MOQ: 495

rohs

Mfr. Part No.
SMD1210P035TF

WS Part No.
211815-SMD1210P035TF

Littelfuse Inc.

FUSE RESETTABLE 350MA 6V 1210
Datasheet

60,000 pieces In Stock

MOQ: 435

rohs

Mfr. Part No.
SMD1206P110TFT

WS Part No.
190793-SMD1206P110TFT

Littelfuse Inc.

30,090 pieces In Stock

MOQ: 1100

rohs

Mfr. Part No.
SMD1206P050TF

WS Part No.
047025-SMD1206P050TF

Littelfuse Inc.

FUSE RESETTABLE 500MA 6V 1206
Datasheet

134,000 pieces In Stock

MOQ: 910

rohs

Mfr. Part No.
30R160UPR

WS Part No.
1120502-30R160UPR

Littelfuse Inc.

PTC RESET FUSE 30V 1.6A RADIAL / Polymeric PTC Resettable Fuse 30V 1.6 A Ih Through Hole Radial, Disc

11,000 pieces In Stock

MOQ: 240

rohs

Mfr. Part No.
30R090UU

WS Part No.
1334738-30R090UU

Littelfuse Inc.

PTC RESET FUSE 30V 900MA RADIAL / Polymeric PTC Resettable Fuse 30V 900 mA Ih Through Hole Radial, Disc

1,721 pieces In Stock

MOQ: 175

rohs
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