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PTC Resettable Fuses from Littelfuse Inc. : 1427 - Page 71

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.
TRF250-120T-R2-B-0.5

WS Part No.
798359-TRF250-120T-R2-B-0.5

Littelfuse Inc.

POLYSWITCH PTC RESET .12A HOLD / PTC Resettable Fuse 0.12A(hold) 0.24A(trip) 60VDC 3A 0.8W 0.75s 8Ohm Radial 6.5 X 4.6 X 11mm Bag/Box/Loose

3,400 pieces In Stock

MOQ: 360

rohs

Mfr. Part No.
SMDC310F/18-02

WS Part No.
802522-SMDC310F/18-02

Littelfuse Inc.

PTC RESET FUSE 18V 3.1A 2920

12,000 pieces In Stock

MOQ: 4

rohs

Mfr. Part No.
PICOSMDC050S-2

WS Part No.
801759-PICOSMDC050S-2

Littelfuse Inc.

PTC RESET FUSE 6V 500MA 0805

21,000 pieces In Stock

MOQ: 850

rohs

Mfr. Part No.
TRF250-110U

WS Part No.
968212-TRF250-110U

Littelfuse Inc.

PTC RESET FUSE 60V 110MA RADIAL / Polymeric PTC Resettable Fuse 60V (250V Int) 110 mA Ih Through Hole Radial, Disc
Datasheet

6,150 pieces In Stock

MOQ: 2085

rohs

Mfr. Part No.
RXE025

WS Part No.
995396-RXE025

Littelfuse Inc.

PTC RESET FUSE 72V 250MA RADIAL / Polymeric PTC Resettable Fuse 72V 250 mA Ih Through Hole Radial, Disc

3,550 pieces In Stock

MOQ: 1615

Need to verify

Mfr. Part No.
NANOSMDC020F

WS Part No.
928714-NANOSMDC020F

Littelfuse Inc.

PTC RESET FUSE 24V 200MA 1206

2,220 pieces In Stock

MOQ: 230

rohs

Mfr. Part No.
NANOASMDC050F/13.2-2

WS Part No.
928709-NANOASMDC050F/13.2-2

Littelfuse Inc.

PTC RESET FUSE 13.2V 500MA 1206
Datasheet

2,700 pieces In Stock

MOQ: 12

rohs

Mfr. Part No.
MINIASMDC150F/16-2

WS Part No.
927180-MINIASMDC150F/16-2

Littelfuse Inc.

PTC RESET FUSE 16V 1.5A 1812
Datasheet

2,950 pieces In Stock

MOQ: 14

rohs

Mfr. Part No.
MINIASMDC200F/16-2

WS Part No.
927181-MINIASMDC200F/16-2

Littelfuse Inc.

PTC RESET FUSE 16V 2A 1812
Datasheet

2,320 pieces In Stock

MOQ: 10

Need to verify

Mfr. Part No.
RKEF075

WS Part No.
793248-RKEF075

Littelfuse Inc.

POLYSWITCH PTC RESET 0.75A T/H / PTC Resettable Fuse 0.75A(hold) 1.5A(trip) 60VDC 40A 1.4W 1.5s 0.2Ohm Radial Bag
Datasheet

65,000 pieces In Stock

MOQ: 300

rohs

Mfr. Part No.
2920L300/15DR

WS Part No.
005629-2920L300/15DR

Littelfuse Inc.

PTC RESETTABLE 15V 3A SMD 2920
Datasheet

75,300 pieces In Stock

MOQ: 455

rohs

Mfr. Part No.
RUSBF185-AP

WS Part No.
1089420-RUSBF185-AP

Littelfuse Inc.

PTC RESET FUSE 16V 1.85A RADIAL / Polymeric PTC Resettable Fuse 16V 1.85 A Ih Through Hole Radial, Disc
Datasheet

34,000 pieces In Stock

MOQ: 705

rohs

Mfr. Part No.
RXEF030-AP

WS Part No.
800907-RXEF030-AP

Littelfuse Inc.

PTC RESET FUSE 72V 300MA RADIAL / PolySwitch Resettable Devices Radial-leaded Devices

38,000 pieces In Stock

MOQ: 225

rohs

Mfr. Part No.
16R800GMR

WS Part No.
803592-16R800GMR

Littelfuse Inc.

PTC RESET FUSE 16V 8A RADIAL / POLYFUSE® Resettable PTCs

6,000 pieces In Stock

MOQ: 180

rohs

Mfr. Part No.
1206L150WRT

WS Part No.
074925-1206L150WRT

Littelfuse Inc.

FUSE PTC RESET 6V 1.50A 1206
Datasheet

2,200 pieces In Stock

MOQ: 880

rohs

Mfr. Part No.
RF2515-000

WS Part No.
1122300-RF2515-000

Littelfuse Inc.

Ptc Reset Fuse 12V 4.5A 1206

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
MGPC300K

WS Part No.
228575-MGPC300K

Littelfuse Inc.

PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih

4,990 pieces
Stock Available

MOQ: 1

rohs

Mfr. Part No.
MICROSMD450LR-XC-2

WS Part No.
927171-MICROSMD450LR-XC-2

Littelfuse Inc.

PTC RESET FUSE 12V 4.5A 1206 / PTC Resettable Fuse Ih

3,160 pieces
Stock Available

MOQ: 1

rohs

Mfr. Part No.
PSR-28875-310-2

WS Part No.
711716-PSR-28875-310-2

Littelfuse Inc.

PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih

11,900 pieces
Stock Available

MOQ: 1

rohs

Mfr. Part No.
MXP370

WS Part No.
886694-MXP370

Littelfuse Inc.

PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih

1,310 pieces
Stock Available

MOQ: 1

rohs
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