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PTC Resettable Fuses : 3157 - Page 139

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.
MF-R065-2

WS Part No.
003414-MF-R065-2

Bourns Inc.

FUSE PTC RESETTABLE
Datasheet

1,930 pieces In Stock

MOQ: 500

rohs

Mfr. Part No.
MF-R040-2

WS Part No.
003412-MF-R040-2

Bourns Inc.

FUSE PTC RESETTABLE
Datasheet

15,000 pieces In Stock

MOQ: 210

rohs

Mfr. Part No.
MF-R020-0-17

WS Part No.
228219-MF-R020-0-17

Bourns Inc.

PTC RESETTABLE 0.2A 60V RADIAL L / Polymeric PTC Resettable Fuse 60V 200 mA Ih Through Hole Radial, Disc
Datasheet

5,000 pieces In Stock

MOQ: 220

rohs

Mfr. Part No.
MF-R020-0-99

WS Part No.
003409-MF-R020-0-99

Bourns Inc.

FUSE PTC RESETTABLE
Datasheet

700 pieces In Stock

MOQ: 95

rohs

Mfr. Part No.
MF-MSMF125-2

WS Part No.
106693-MF-MSMF125-2

Bourns Inc.

PTC RESETTABLE 1.25A 6V 1812
Datasheet

32,400 pieces In Stock

MOQ: 310

rohs

Mfr. Part No.
MF-MSMD110-2

WS Part No.
104114-MF-MSMD110-2

Bourns Inc.

FUSE RESETTABLE 1.10A HOLD SMD
Datasheet

7,900 pieces In Stock

MOQ: 380

Need to verify

Mfr. Part No.
MF-MSMD050-2

WS Part No.
098986-MF-MSMD050-2

Bourns Inc.

FUSE RESETTABLE .50A HOLD SMD
Datasheet

54,200 pieces In Stock

MOQ: 510

Need to verify

Mfr. Part No.
SMDH120-2

WS Part No.
102439-SMDH120-2

Littelfuse Inc.

POLYSWITCH PTC 1.2A SMD
Datasheet

20,000 pieces In Stock

MOQ: 120

rohs

Mfr. Part No.
SMD300-2

WS Part No.
121277-SMD300-2

Littelfuse Inc.

POLYSWITCH 3.00A RESET FUSE SMD
Datasheet

2,020 pieces In Stock

MOQ: 105

Need to verify

Mfr. Part No.
SMD260F-2

WS Part No.
047050-SMD260F-2

TE Connectivity

POLYSWITCH 2.6A RESET FUSE SMD

33,000 pieces In Stock

MOQ: 130

rohs

Mfr. Part No.
SMD260-2

WS Part No.
107277-SMD260-2

Littelfuse Inc.

POLYSWITCH 2.6A RESET FUSE SMD
Datasheet

1,950 pieces In Stock

MOQ: 235

Need to verify

Mfr. Part No.
SMD250-2

WS Part No.
121471-SMD250-2

Littelfuse Inc.

POLYSWITCH 2.50A HOLD SMD
Datasheet

1,500 pieces In Stock

MOQ: 295

Need to verify

Mfr. Part No.
SMD200-2

WS Part No.
328750-SMD200-2

Littelfuse Inc.

POLYSWITCH 2.00A HOLD SMD

3,260 pieces In Stock

MOQ: 7

Need to verify

Mfr. Part No.
SMD185-2

WS Part No.
190841-SMD185-2

TE Connectivity

2,030 pieces In Stock

MOQ: 80

rohs

Mfr. Part No.
SMD125-2

WS Part No.
107576-SMD125-2

Littelfuse Inc.

POLYSWITCH 1.25A HOLD SMD
Datasheet

14,900 pieces In Stock

MOQ: 390

Need to verify

Mfr. Part No.
SMD150F-2018-2

WS Part No.
125847-SMD150F-2018-2

Littelfuse Inc.

POLYSWITCH PTC RESET 1.5A SMD
Datasheet

35,000 pieces In Stock

MOQ: 135

rohs

Mfr. Part No.
SMD150-02

WS Part No.
047034-SMD150-02

TE Connectivity

Datasheet

Low Stock
Available

MOQ: 165

rohs

Mfr. Part No.
SMD150-2

WS Part No.
113471-SMD150-2

Littelfuse Inc.

POLYSWITCH 1.50A HOLD SMD
Datasheet

4,840 pieces In Stock

MOQ: 1055

Need to verify

Mfr. Part No.
SMD100F-2018-2

WS Part No.
047021-SMD100F-2018-2

TE Connectivity

POLYSWITCH 40V 1.10A SMD

31,980 pieces In Stock

MOQ: 90

rohs

Mfr. Part No.
SMD100-2

WS Part No.
047020-SMD100-2

TE Connectivity

PolySwitch SMD

7,650 pieces In Stock

MOQ: 6

rohs
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