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PTC Resettable Fuses : 3157 - Page 8

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-SM150-2

WS Part No.
003445-MF-SM150-2

Bourns Inc.

FUSE RESETTABLE 1.5A 15V SMD
Datasheet

60,000 pieces In Stock

MOQ: 470

rohs

Mfr. Part No.
FSMD050-30-R

WS Part No.
872327-FSMD050-30-R

RFE/Fuzetec

RESETTABLE FUSE - SMD, 1812 SIZE / PTC Resettable Fuse 30V 500 mA Ih Surface Mount 1812 (4532 Metric), Concave
Datasheet

15,740 pieces In Stock

MOQ: 860

rohs

Mfr. Part No.
1812L050/30PR

WS Part No.
1001804-1812L050/30PR

Littelfuse Inc.

FUSE PTC RESET .500A 30V 1812 SM
Datasheet

20,000 pieces In Stock

MOQ: 785

rohs

Mfr. Part No.
0ZCG0050AF2C

WS Part No.
801896-0ZCG0050AF2C

Bel Fuse Inc.

PTC RESET FUSE 30V 500MA 1812 / Surface Mount PTC

2,470 pieces In Stock

MOQ: 175

rohs

Mfr. Part No.
1206L110THYR

WS Part No.
005216-1206L110THYR

Littelfuse Inc.

FUSE PTC RESET 8V 1.10A 1206
Datasheet

30,000 pieces In Stock

MOQ: 1060

rohs

Mfr. Part No.
RXEF185-2

WS Part No.
129301-RXEF185-2

Littelfuse Inc.

POLYSWITCH PTC RESET 1.85A
Datasheet

Low Stock
Available

MOQ: 60

rohs

Mfr. Part No.
RUEF700

WS Part No.
662010-RUEF700

Littelfuse Inc.

PTC RESET FUSE 30V 7A RADIAL
Datasheet

3,110 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
RKEF400

WS Part No.
210779-RKEF400

Littelfuse Inc.

POLYSWITCH PTC RESET 4.0A T/H
Datasheet

1,665 pieces In Stock

MOQ: 65

rohs

Mfr. Part No.
RGEF1100

WS Part No.
660173-RGEF1100

Littelfuse Inc.

PTC RESET FUSE 16V 11A RADIAL
Datasheet

570 pieces In Stock

MOQ: 50

rohs

Mfr. Part No.
RF1351-000

WS Part No.
931956-RF1351-000

Littelfuse Inc.

MICROSMD010F-2

10,390 pieces In Stock

MOQ: 390

rohs

Mfr. Part No.
RF0317-000

WS Part No.
835221-RF0317-000

Littelfuse Inc.

1,897 pieces In Stock

MOQ: 140

rohs

Mfr. Part No.
TS600-170F-2

WS Part No.
141812-TS600-170F-2

Littelfuse Inc.

POLYSWITCH PTC RESET 0.17A
Datasheet

142 pieces In Stock

MOQ: 8

rohs

Mfr. Part No.
TRF250-120

WS Part No.
1273887-TRF250-120

Littelfuse Inc.

PolySwitch Resettable Devices Telecommunications & Networking Devices | PTC RESET FUSE 60V 120MA RADIAL

166,850 pieces In Stock

MOQ: 125

rohs

Mfr. Part No.
PRG21BC4R7MM1RA

WS Part No.
062040-PRG21BC4R7MM1RA

Murata Electronics North America

THERMISTOR PTC 4.7 OHM SMD
Datasheet

9,305 pieces In Stock

MOQ: 185

rohs

Mfr. Part No.
LVR075S-240

WS Part No.
1301595-LVR075S-240

Littelfuse Inc.

Datasheet

1,780 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
CMF-SDP10A-2

WS Part No.
1029599-CMF-SDP10A-2

Bourns Inc.

CPTC FUSE RESET .150A HOLD SMD
Datasheet

1,450 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PSR-28276

WS Part No.
834317-PSR-28276

Littelfuse Inc.

FUSE PSR CHIP AMD / PTC Resettable Fuse Ih

Low Stock
Available

MOQ: 110

rohs

Mfr. Part No.
MF-GSMF300/36X-2

WS Part No.
WS1202441-MF-GSMF300/36X-2

Bourns Inc.

PTC RESET FUSE 36V 3A SMD
Datasheet

3,000 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
SMD1210P150TF/16

WS Part No.

Ruilongyuan Electronics Co.,Ltd

Polymeric PTC Resettable Fuse 16V 1.5A Surface Mount 1210

7,470 pieces In Stock

MOQ: 615

rohs

Mfr. Part No.
SMD0805-010-60V

WS Part No.

TECHFUSE

Polymeric PTC Resettable Fuse 60V 100mA Surface Mount 0805

13,027 pieces In Stock

MOQ: 1560

rohs
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