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PTC Resettable Fuses from Littelfuse Inc. : 1427 - Page 28

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.
250R145ZR

WS Part No.
1607272-250R145ZR

Littelfuse Inc.

PTC RESET FUSE 60V 145MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
250R145ZR

WS Part No.
1605244-250R145ZR

Littelfuse Inc.

PTC RESET FUSE 60V 145MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUEF800K-2

WS Part No.
1607550-RUEF800K-2

Littelfuse Inc.

PTC RESET FUSE 30V 8A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUEF800K-2

WS Part No.
1605499-RUEF800K-2

Littelfuse Inc.

PTC RESET FUSE 30V 8A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUEF300K-AP

WS Part No.
1607525-RUEF300K-AP

Littelfuse Inc.

PTC RESET FUSE 30V 3A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUEF300K-AP

WS Part No.
1605487-RUEF300K-AP

Littelfuse Inc.

PTC RESET FUSE 30V 3A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF185K-2

WS Part No.
1607566-RXEF185K-2

Littelfuse Inc.

PTC RESET FUSE 72V 1.85A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF185K-2

WS Part No.
1605515-RXEF185K-2

Littelfuse Inc.

PTC RESET FUSE 72V 1.85A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF025-AP

WS Part No.
1607560-RXEF025-AP

Littelfuse Inc.

PTC RESET FUSE 72V 250MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF025-AP

WS Part No.
1605509-RXEF025-AP

Littelfuse Inc.

PTC RESET FUSE 72V 250MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF020-AP

WS Part No.
1607558-RXEF020-AP

Littelfuse Inc.

PTC RESET FUSE 72V 200MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF020-AP

WS Part No.
1605507-RXEF020-AP

Littelfuse Inc.

PTC RESET FUSE 72V 200MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF010S

WS Part No.
1607594-RXEF010S

Littelfuse Inc.

PTC RESET FUSE 60V 100MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RXEF010S

WS Part No.
1605549-RXEF010S

Littelfuse Inc.

PTC RESET FUSE 60V 100MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RGEF900-2

WS Part No.
1607571-RGEF900-2

Littelfuse Inc.

PTC RESET FUSE 16V 9A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RGEF900-2

WS Part No.
1605520-RGEF900-2

Littelfuse Inc.

PTC RESET FUSE 16V 9A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RGEF500K-AP

WS Part No.
1607518-RGEF500K-AP

Littelfuse Inc.

PTC RESET FUSE 16V 5A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RGEF500K-AP

WS Part No.
1605486-RGEF500K-AP

Littelfuse Inc.

PTC RESET FUSE 16V 5A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RGEF1400-1

WS Part No.
1607537-RGEF1400-1

Littelfuse Inc.

PTC RESET FUSE 16V 14A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RGEF1400-1

WS Part No.
1604241-RGEF1400-1

Littelfuse Inc.

PTC RESET FUSE 16V 14A RADIAL

Low Stock
Available

MOQ: 1

rohs
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