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PTC Resettable Fuses from Littelfuse Inc. : 1427 - Page 42

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.
1812L190SLPR

WS Part No.
1605221-1812L190SLPR

Littelfuse Inc.

PTC RESET FUSE 6V 1.9A 1812

4,392 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
LVR016S-2

WS Part No.
1607338-LVR016S-2

Littelfuse Inc.

PTC RESET FUSE 240V 160MA RADIAL

4,750 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
LVR016S-2

WS Part No.
1605304-LVR016S-2

Littelfuse Inc.

PTC RESET FUSE 240V 160MA RADIAL

4,750 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
NANOASMDCH035F-2

WS Part No.
1508862-NANOASMDCH035F-2

Littelfuse Inc.

PTC RESET FUSE 16V 350MA 1206

4,977 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
72R020XPR

WS Part No.
1607285-72R020XPR

Littelfuse Inc.

PTC RESET FUSE 72V 200MA RADIAL

5,000 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
72R020XPR

WS Part No.
1605257-72R020XPR

Littelfuse Inc.

PTC RESET FUSE 72V 200MA RADIAL

5,000 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
TRF250-120U-2

WS Part No.
1607619-TRF250-120U-2

Littelfuse Inc.

PTC RESET FUSE 60V 120MA RADIAL

5,525 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
TRF250-120U-2

WS Part No.
1605582-TRF250-120U-2

Littelfuse Inc.

PTC RESET FUSE 60V 120MA RADIAL

5,525 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
RXEF050S

WS Part No.
1607597-RXEF050S

Littelfuse Inc.

PTC RESET FUSE 72V 500MA RADIAL

5,815 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
RXEF050S

WS Part No.
1605552-RXEF050S

Littelfuse Inc.

PTC RESET FUSE 72V 500MA RADIAL

5,815 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
RHEF200-2

WS Part No.
1607573-RHEF200-2

Littelfuse Inc.

PTC RESET FUSE 16V 2A RADIAL

5,900 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
RHEF200-2

WS Part No.
1605522-RHEF200-2

Littelfuse Inc.

PTC RESET FUSE 16V 2A RADIAL

5,900 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
FEMTOSMDC035F-02

WS Part No.
1038508-FEMTOSMDC035F-02

Littelfuse Inc.

POLYSWITCH RESET FUSE 0.35A SMD
Datasheet

30,000 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
RHEF050-2

WS Part No.
1607572-RHEF050-2

Littelfuse Inc.

PTC RESET FUSE 30V 500MA RADIAL

6,738 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
RHEF050-2

WS Part No.
1605521-RHEF050-2

Littelfuse Inc.

PTC RESET FUSE 30V 500MA RADIAL

6,738 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
TRF600-150-B-0.5-2

WS Part No.
1607614-TRF600-150-B-0.5-2

Littelfuse Inc.

PTC RESET FUSE 250V 150MA RADIAL

118 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
TRF600-150-B-0.5-2

WS Part No.
1605571-TRF600-150-B-0.5-2

Littelfuse Inc.

PTC RESET FUSE 250V 150MA RADIAL

118 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
AHRF650

WS Part No.
1605290-AHRF650

Littelfuse Inc.

PTC RESET FUSE 16V 6.5A RADIAL

119 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
RUEF800-1

WS Part No.
1607577-RUEF800-1

Littelfuse Inc.

PTC RESET FUSE 30V 8A RADIAL

140 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
RUEF800-1

WS Part No.
1605532-RUEF800-1

Littelfuse Inc.

PTC RESET FUSE 30V 8A RADIAL

140 pieces
Stock Available

MOQ: 0

rohs
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