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PTC Resettable Fuses : 3157 - Page 108

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.
AHRF1500

WS Part No.
768366-AHRF1500

Littelfuse Inc.

POLYSWITCH PTC RESET 15A HOLD / PTC Resettable Fuse 15A(hold) 33A(trip) 16VDC 100A 7W 20s 0.0027Ohm Radial 23.5 X 3.5 X 28.7mm Bulk Automotive
Datasheet

250 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
AHRF050

WS Part No.
768364-AHRF050

Littelfuse Inc.

POLYSWITCH PTC RESET 0.5A HOLD / PTC Resettable Fuse 0.5A(hold) 1A(trip) 30V 40A 0.9W 3s 0.35Ohm Radial 7.4 X 5.08mm Bag Automotive
Datasheet

Low Stock
Available

MOQ: 100

rohs

Mfr. Part No.
B59774B0115A070

WS Part No.
912554-B59774B0115A070

EPCOS (TDK)

PTC RESET FUSE 550V RADIAL DISC

Low Stock
Available

MOQ: 35

rohs

Mfr. Part No.
B59980C0120A070

WS Part No.

EPCOS (TDK)

PTC RESET FUSE 80V 85MA RADIAL
Datasheet

Low Stock
Available

MOQ: 40

rohs

Mfr. Part No.
RXEF090-2

WS Part No.
1301593-RXEF090-2

Littelfuse Inc.

Datasheet

6,000 pieces In Stock

MOQ: 215

rohs

Mfr. Part No.
MF-R1100

WS Part No.

Bourns Inc.

PTC RESET FUSE 16V 11A RADIAL

Low Stock
Available

MOQ: 50

rohs

Mfr. Part No.
nanoSMDC035F

WS Part No.
1229374-nanoSMDC035F

Tyco Electronics

PolySwitch® PTC Devices

26,093 pieces In Stock

MOQ: 750

rohs

Mfr. Part No.
nanoSMDC075F

WS Part No.
1229376-nanoSMDC075F

Tyco Electronics

PolySwitch®PTC Devices

136,880 pieces In Stock

MOQ: 1500

rohs

Mfr. Part No.
nanoSMDC110F

WS Part No.
1229377-nanoSMDC110F

Tyco Electronics

PolySwitch®PTC Devices

130,720 pieces In Stock

MOQ: 870

rohs

Mfr. Part No.
nanoSMDC150F

WS Part No.
1229378-nanoSMDC150F

Tyco Electronics

PolySwitchâ„¢ Resettable Device Short Form Catalog

87,610 pieces In Stock

MOQ: 1365

rohs

Mfr. Part No.
nanoSMDC050F/13.2

WS Part No.
1229375-nanoSMDC050F/13.2

Tyco Electronics

PolySwitchâ„¢ Resettable Device Short Form Catalog

81,000 pieces In Stock

MOQ: 670

rohs

Mfr. Part No.
FRU090-30F

WS Part No.
1361789-FRU090-30F

RFE/Fuzetec

RESETTABLE FUSE - PPTC RADIAL LE / PTC Resettable Fuse 30V 900 mA Ih Through Hole Radial, Disc
Datasheet

2,322 pieces In Stock

MOQ: 275

rohs

Mfr. Part No.
MXP190KA

WS Part No.
740371-MXP190KA

Littelfuse Inc.

PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
TSM600-250-RA-2

WS Part No.
798506-TSM600-250-RA-2

Littelfuse Inc.

POLYSWITCH 0.250A HOLD SMD / PTC Resettable Fuse 0.25A(hold) 0.86A(trip) 250VDC 2W 6s 1Ohm SMD Solder Pad 17.6 X 11.2 X 11.7mm T/R
Datasheet

Low Stock
Available

MOQ: 30

Need to verify

Mfr. Part No.
RUEF090-AP

WS Part No.

Littelfuse Inc.

PTC RESET FUSE 30V 900MA RADIAL

Low Stock
Available

MOQ: 120

rohs

Mfr. Part No.
SMD2920P150TSA

WS Part No.
211832-SMD2920P150TSA

Littelfuse Inc.

FUSE RESETTABLE 1.5A 33V 2920
Datasheet

Low Stock
Available

MOQ: 140

Need to verify

Mfr. Part No.
SMD1206R020SF

WS Part No.
328659-SMD1206R020SF

Littelfuse Inc.

Low Stock
Available

MOQ: 3910

rohs

Mfr. Part No.
MINISMDC110H/24-2

WS Part No.
320126-MINISMDC110H/24-2

TE Connectivity

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
MINISMDC020-2-0.2A

WS Part No.
320110-MINISMDC020-2-0.2A

TE Connectivity

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
MICROSMD035F-2

WS Part No.
044813-MICROSMD035F-2

TE Connectivity

POLYSWITCH 0.35A RESET FUSE SMD

60,000 pieces In Stock

MOQ: 40

rohs
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