PTC Resettable Fuses

Photo Mfr. Part # Availability Quantity Datasheet Package/Case Series Packaging Product Status Type Voltage - Max Current - Hold (Ih) (Max) Current - Trip (It) Current - Max Time to Trip Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Resistance - 25°C (Typ) Operating Temperature Grade Qualification Ratings Mounting Type Size / Dimension Height - Seated (Max) Thickness (Max) Lead Spacing
TRF250-120T-R1-B-0.5

TRF250-120T-R1-B-0.5

PTC RESET FUSE 60V 120MA RADIAL

Littelfuse Inc.

28
RFQ
Datasheet Radial, Disc PolySwitch®, TRF250 Bag Active Polymeric 60V (250V Int) 120 mA 240 mA 3 A 1 s 6 Ohms 16 Ohms - -40°C ~ 85°C - - - Through Hole 0.256" L x 0.181" W (6.50mm x 4.60mm) 0.433" (11.00mm) - 0.197" (5.00mm)
250R145ZR

250R145ZR

PTC RESET FUSE 60V 145MA RADIAL

Littelfuse Inc.

9,512
RFQ
Datasheet Radial, Disc POLY-FUSE®, 250R Cut Tape (CT) Active Polymeric 60V (250V Int) 145 mA 290 mA 3 A 2.5 s 3 Ohms 14 Ohms - -40°C ~ 85°C - - - Through Hole 0.256" L x 0.181" W (6.50mm x 4.60mm) 0.433" (11.00mm) - 0.201" (5.10mm)
LR4-260SF

LR4-260SF

PTC RESET FUSE 15V 2.6A STRAP

Littelfuse Inc.

9,327
RFQ
Datasheet Strap PolySwitch®, LR4 Bag Active Polymeric 15V 2.6 A 5.8 A 100 A 5 s 20 mOhms 63 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.205" W (22.00mm x 5.20mm) - - -
AGRF800

AGRF800

PTC RESET FUSE 16V 8A RADIAL

Littelfuse Inc.

14
RFQ
Datasheet Radial, Disc PolySwitch®, AGRF Bag Active Polymeric 16V 8 A 15 A 100 A 5.5 s 4.9 mOhms 17.5 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.500" L x 0.118" W (12.70mm x 3.00mm) 0.874" (22.20mm) - 0.199" (5.05mm)
TRF250-184

TRF250-184

PTC RESET FUSE 100V 184MA RADIAL

Littelfuse Inc.

4,719
RFQ
Datasheet Radial, Disc PolySwitch®, TRF250 Bag Active Polymeric 100V (250V Int) 184 mA 1 A 10 A 1.3 s 1.2 Ohms 3.1 Ohms - 0°C ~ 85°C - - - Through Hole 0.303" Dia x 0.181" T (7.70mm x 4.60mm) 0.413" (10.50mm) - 0.197" (5.00mm)
RXEF375K

RXEF375K

PTC RESET FUSE 72V 3.75A RADIAL

Littelfuse Inc.

7,924
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Bag Active Polymeric 72V 3.75 A 7.5 A 40 A 24 s 30 mOhms 80 mOhms - -40°C ~ 85°C - - - Through Hole 1.035" Dia x 0.118" T (26.30mm x 3.00mm) 1.224" (31.10mm) - 0.400" (10.15mm)
RGEF1400-1

RGEF1400-1

PTC RESET FUSE 16V 14A RADIAL

Littelfuse Inc.

57
RFQ
Datasheet Radial, Disc PolySwitch®, RGEF Bag Active Polymeric 16V 14 A 23.8 A 100 A 9 s 2.6 mOhms 6.4 mOhms - -40°C ~ 85°C - - - Through Hole 0.925" L x 0.114" W (23.50mm x 2.90mm) 1.098" (27.90mm) - 0.400" (10.15mm)
RGEF1200-2

RGEF1200-2

PTC RESET FUSE 16V 12A RADIAL

Littelfuse Inc.

6,087
RFQ
Datasheet Radial, Disc PolySwitch®, RGEF Tape & Reel (TR) Active Polymeric 16V 12 A 20.4 A 100 A 7.5 s 3.3 mOhms 8.6 mOhms - -40°C ~ 85°C - - - Through Hole 0.670" L x 0.115" W (16.95mm x 2.90mm) 1.102" (28.00mm) - 0.400" (10.15mm)
16R800GF

16R800GF

PTC RESET FUSE 16V 8A RADIAL

Littelfuse Inc.

6,196
RFQ
Datasheet Radial, Disc POLY-FUSE®, 16R Bulk Active Polymeric 16V 8 A 13.6 A 100 A 5 s 5.6 mOhms 17.5 mOhms - -40°C ~ 85°C - - - Through Hole 0.500" L x 0.118" W (12.70mm x 3.00mm) 0.823" (20.90mm) - 0.201" (5.10mm)
LVR125K-240

LVR125K-240

PTC RESET FUSE

Littelfuse Inc.

11
RFQ
Datasheet Radial, Disc LVR Bulk Active Polymeric 240V (265V Int) 1.25 A 2.5 A 12.5 A 23 s 165 mOhms 440 mOhms 253 mOhms -20°C ~ 85°C - - - Through Hole 0.835" Dia (21.20mm) 1.252" (31.80mm) - 0.400" (10.15mm)
TRF600-250

TRF600-250

PTC RESET FUSE 250V 250MA RADIAL

Littelfuse Inc.

2,888
RFQ
Datasheet Radial, Disc PolySwitch®, TRF600 Bulk Active Polymeric 250V (600V Int) 250 mA 850 mA 3 A 1 s 1 Ohms 7 Ohms 4.3 Ohms -40°C ~ 85°C - - - Through Hole 0.591" L x 0.181" W (15.00mm x 4.60mm) 0.571" (14.50mm) - 0.197" (5.00mm)
SMDCH125F/24-02

SMDCH125F/24-02

PTC RESET FUSE 24V 1.25A 2920

Littelfuse Inc.

9,413
RFQ
Datasheet 2920 (7351 Metric), Concave SMDC Tape & Reel (TR) Active Polymeric 24V 1.25 A 2.5 A 20 A 500 ms - - - - - - - Surface Mount 0.295" L x 0.201" W (7.50mm x 5.10mm) - 0.055" (1.40mm) -
TS600-400F-2

TS600-400F-2

PTC RESET FUSE 60V 400MA 2SMD

Littelfuse Inc.

7,765
RFQ
Datasheet 2-SMD PolySwitch®, TS600 Tape & Reel (TR) Active Polymeric 60V (600V Int) 400 mA 1 A 60 A 14 s 500 mOhms 2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.742" L x 0.305" W (18.85mm x 7.75mm) - 0.484" (12.30mm) -
RXEF065S

RXEF065S

PTC RESET FUSE 72V 650MA RADIAL

Littelfuse Inc.

7,624
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Bag Active Polymeric 72V 650 mA 1.3 A 40 A 5.3 s 310 mOhms 720 mOhms - -40°C ~ 85°C - - - Through Hole 0.370" Dia x 0.118" T (9.40mm x 3.00mm) 0.571" (14.50mm) - 0.199" (5.05mm)
RUSBF120

RUSBF120

PTC RESET FUSE 6V 1.2A RADIAL

Littelfuse Inc.

4,826
RFQ
Datasheet Radial, Disc PolySwitch®, RUSBF Bag Active Polymeric 6V 1.2 A 2 A 40 A 500 ms 70 mOhms 140 mOhms - -40°C ~ 85°C - - - Through Hole 0.272" Dia x 0.122" T (6.90mm x 3.10mm) 0.461" (11.70mm) - 0.201" (5.10mm)
VLP175UAF

VLP175UAF

PTC RESET FUSE 16V 1.75A STRAP

Littelfuse Inc.

7,260
RFQ
Datasheet Strap PolySwitch®, VLP Bulk Active Polymeric 16V 1.75 A 3.9 A 60 A 5 s 23 mOhms 82 mOhms - - - - - User Defined - 0.028" (0.70mm) - -
RUSBF135

RUSBF135

PTC RESET FUSE 16V 1.35A RADIAL

Littelfuse Inc.

3,822
RFQ
Datasheet Radial, Disc PolySwitch®, RUSBF Bag Active Polymeric 16V 1.35 A 2.7 A 40 A 4.5 s 40 mOhms 112 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.532" (13.50mm) - 0.199" (5.05mm)
RUSBF160

RUSBF160

PTC RESET FUSE 16V 1.6A RADIAL

Littelfuse Inc.

4
RFQ
Datasheet Radial, Disc PolySwitch®, RUSBF Bag Active Polymeric 16V 1.6 A 3.2 A 40 A 9 s 30 mOhms 110 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.598" (15.20mm) - 0.199" (5.05mm)
RGEF400K

RGEF400K

PTC RESET FUSE 16V 4A RADIAL

Littelfuse Inc.

3,329
RFQ
Datasheet Radial, Disc PolySwitch®, RGEF Bag Active Polymeric 16V 4 A 6.8 A 100 A 1.7 s 21 mOhms 60 mOhms - -40°C ~ 85°C - - - Through Hole 0.331" L x 0.098" W (8.40mm x 2.50mm) 0.504" (12.80mm) - 0.199" (5.05mm)
RUEF160S

RUEF160S

PTC RESET FUSE 30V 1.6A RADIAL

Littelfuse Inc.

37
RFQ
Datasheet Radial, Disc PolySwitch®, RUEF Bulk Active Polymeric 30V 1.6 A 3.2 A 100 A 8 s 30 mOhms 110 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.598" (15.20mm) - 0.199" (5.05mm)
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