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PTC Resettable Fuses : 3157 - Page 62

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.
PRG21AR420MB1RA

WS Part No.
1607865-PRG21AR420MB1RA

Murata Electronics North America

PTC RESET FUSE 20V 54MA 0805

3,935 pieces In Stock

MOQ: 180

rohs

Mfr. Part No.
MF-RX030/72-0

WS Part No.
1605327-MF-RX030/72-0

Bourns Inc.

PTC RESET FUSE 72V 300MA RADIAL

420 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
RUEF400K

WS Part No.
1605547-RUEF400K

Littelfuse Inc.

PTC RESET FUSE 30V 4A RADIAL

8,840 pieces In Stock

MOQ: 95

rohs

Mfr. Part No.
RHEF070

WS Part No.
1605556-RHEF070

Littelfuse Inc.

PTC RESET FUSE 30V 700MA RADIAL

430 pieces In Stock

MOQ: 235

rohs

Mfr. Part No.
TRF250-120-2

WS Part No.
1113970-TRF250-120-2

Littelfuse Inc.

POLYSWITCH PTC RESET 0.12A HOLD

37,780 pieces In Stock

MOQ: 180

rohs

Mfr. Part No.
RUEF700K

WS Part No.
1607593-RUEF700K

Littelfuse Inc.

PTC RESET FUSE 30V 7A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUEF700K

WS Part No.
1605548-RUEF700K

Littelfuse Inc.

PTC RESET FUSE 30V 7A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUEF600K-AP

WS Part No.
1607527-RUEF600K-AP

Littelfuse Inc.

PTC RESET FUSE 30V 6A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUEF600K-AP

WS Part No.
1605490-RUEF600K-AP

Littelfuse Inc.

PTC RESET FUSE 30V 6A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF075-2

WS Part No.
1607551-RUSBF075-2

Littelfuse Inc.

PTC RESET FUSE 6V 750MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF075-2

WS Part No.
1605500-RUSBF075-2

Littelfuse Inc.

PTC RESET FUSE 6V 750MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF075-AP

WS Part No.
1607528-RUSBF075-AP

Littelfuse Inc.

PTC RESET FUSE 6V 750MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF075-AP

WS Part No.
1605491-RUSBF075-AP

Littelfuse Inc.

PTC RESET FUSE 6V 750MA RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF110-2

WS Part No.
1607552-RUSBF110-2

Littelfuse Inc.

PTC RESET FUSE 16V 1.1A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF110-2

WS Part No.
1605501-RUSBF110-2

Littelfuse Inc.

PTC RESET FUSE 16V 1.1A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF185-2

WS Part No.
1607554-RUSBF185-2

Littelfuse Inc.

PTC RESET FUSE 16V 1.85A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
RUSBF185-2

WS Part No.
1605503-RUSBF185-2

Littelfuse Inc.

PTC RESET FUSE 16V 1.85A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
MF-R1100-2

WS Part No.
1607388-MF-R1100-2

Bourns Inc.

PTC RESET FUSE 16V 11A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
MF-R1100-2

WS Part No.
1605356-MF-R1100-2

Bourns Inc.

PTC RESET FUSE 16V 11A RADIAL

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
MF-RX040/72-0

WS Part No.
1607362-MF-RX040/72-0

Bourns Inc.

PTC RESET FUSE 72V 400MA RADIAL

Low Stock
Available

MOQ: 1

rohs
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