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PTC Resettable Fuses : 3157 - Page 104

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.
RGEF400

WS Part No.
1042288-RGEF400

Littelfuse Inc.

POLYSWITCH RGE SERIES 4.0A HOLD
Datasheet

7,000 pieces In Stock

MOQ: 180

rohs

Mfr. Part No.
1206L020YRT

WS Part No.
197263-1206L020YRT

Littelfuse Inc.

FUSE PTC RESET 24V .20A 1206
Datasheet

281,740 pieces In Stock

MOQ: 1240

rohs

Mfr. Part No.
LVR008NS

WS Part No.
096505-LVR008NS

Littelfuse Inc.

POLYSWITCH PTC RESET 0.08A HOLD
Datasheet

300,000 pieces In Stock

MOQ: 435

rohs

Mfr. Part No.
MF-SM125-2-99

WS Part No.
003443-MF-SM125-2-99

Bourns Inc.

FUSE RESETTABLE
Datasheet

1,915 pieces In Stock

MOQ: 355

rohs

Mfr. Part No.
RUEF250-AP

WS Part No.
804638-RUEF250-AP

Littelfuse Inc.

PTC RESET FUSE 30V 2.5A RADIAL / PolySwitch Resettable Devices Radial-leaded Devices

Low Stock
Available

MOQ: 135

rohs

Mfr. Part No.
RUEF600K-2

WS Part No.

Littelfuse Inc.

PTC RESET FUSE 30V 6A RADIAL

Low Stock
Available

MOQ: 40

rohs

Mfr. Part No.
MF-SM050/60-2

WS Part No.
926982-MF-SM050/60-2

Bourns Inc.

PTC RESET FUSE 60V 500MA 2SMD
Datasheet

16,000 pieces In Stock

MOQ: 355

rohs

Mfr. Part No.
MICROSMD035LR

WS Part No.
320065-MICROSMD035LR

TE Connectivity

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
B59623A0090A062

WS Part No.
1326024-B59623A0090A062

EPCOS (TDK)

THERMISTOR PTC 470 OHM 25% 0603 / Ceramic PTC Resettable Fuse 80V Ih Surface Mount 0603 (1608 Metric)

Low Stock
Available

MOQ: 70

rohs

Mfr. Part No.
MF-USMF175-2-G9

WS Part No.
319339-MF-USMF175-2-G9

Bourns Inc.

Low Stock
Available

MOQ: 255

rohs

Mfr. Part No.
MF-R050-2-99

WS Part No.
1075788-MF-R050-2-99

Bourns Inc.

FUSE PTC RESETTABLE
Datasheet

Low Stock
Available

MOQ: 100

rohs

Mfr. Part No.
MF-NSMF012-2-L9

WS Part No.
319298-MF-NSMF012-2-L9

Bourns Inc.

Low Stock
Available

MOQ: 1670

Need to verify

Mfr. Part No.
RUEF300U

WS Part No.
892634-RUEF300U

Littelfuse Inc.

PTC RESET FUSE 30V 3A RADIAL / Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc

35,470 pieces In Stock

MOQ: 90

rohs

Mfr. Part No.
SMD2920P250TFA

WS Part No.
1301603-SMD2920P250TFA

Littelfuse Inc.

Datasheet

Low Stock
Available

MOQ: 295

rohs

Mfr. Part No.
SMD1206P035TSA

WS Part No.
211812-SMD1206P035TSA

Littelfuse Inc.

FUSE RESETTABLE 350MA 6V 1206
Datasheet

Low Stock
Available

MOQ: 140

Need to verify

Mfr. Part No.
MF-USMF075-2

WS Part No.
003466-MF-USMF075-2

Bourns Inc.

FUSE RESETTABLE .75A 6V HLD SMD
Datasheet

3,000 pieces In Stock

MOQ: 180

rohs

Mfr. Part No.
MICROSMD035-2

WS Part No.
110216-MICROSMD035-2

Littelfuse Inc.

POLYSWITCH 0.35A RESET FUSE SMD
Datasheet

Low Stock
Available

MOQ: 140

Need to verify

Mfr. Part No.
TR250-120

WS Part No.
100869-TR250-120

Littelfuse Inc.

POLYSWITCH 0.120A HOLD ENCAPSUL
Datasheet

Low Stock
Available

MOQ: 90

Need to verify

Mfr. Part No.
SMD1812P160TF/8A

WS Part No.
1098157-SMD1812P160TF/8A

Littelfuse Inc.

FUSE RESETTABLE 1.6A 8V 1812
Datasheet

Low Stock
Available

MOQ: 495

rohs

Mfr. Part No.
MF-R075-2-99

WS Part No.
926958-MF-R075-2-99

Bourns Inc.

PTC RESET FUSE 60V 750MA RADIAL
Datasheet

Low Stock
Available

MOQ: 375

rohs
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