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PTC Resettable Fuses

Manufacturer Package/Case Series Packaging Part Status Type Voltage - Max Current - Trip (It) Current - Max Time to Trip Current - Hold (Ih) (Max) Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Resistance - 25°C (Typ) Operating Temperature Grade Size / Dimension Qualification Mounting Style Ratings Height - Seated (Max) Thickness (Max) Lead Spacing






















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Series Packaging Part Status Type Voltage - Max Current - Trip (It) Current - Max Time to Trip Current - Hold (Ih) (Max) Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Resistance - 25°C (Typ) Operating Temperature Grade Size / Dimension Qualification Mounting Style Ratings Height - Seated (Max) Thickness (Max) Lead Spacing
RXEF250-1

RXEF250-1

PTC RESET FUSE 72V 2.5A RADIAL

Littelfuse Inc.

8,053
RXEF250-1

Datasheet

Radial, Disc PolySwitch®, RXEF Bulk Obsolete Polymeric 72V 5 A 40 A 15.6 s 2.5 A 50 mOhms 130 mOhms - -40°C ~ 85°C - 0.819" Dia x 0.118" T (20.80mm x 3.00mm) - Through Hole - 1.000" (25.40mm) - 0.400" (10.15mm)
PRG21BC4R7MM1RK

PRG21BC4R7MM1RK

PTC RESET FUSE

Murata Electronics

5,412
PRG21BC4R7MM1RK

Datasheet

- * Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
PRG21BC2R2MM1RK

PRG21BC2R2MM1RK

PTC RESET FUSE

Murata Electronics

8,899
PRG21BC2R2MM1RK

Datasheet

- * Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
PRG21BC6R8MM1RK

PRG21BC6R8MM1RK

PTC RESET FUSE

Murata Electronics

2,262
PRG21BC6R8MM1RK

Datasheet

- * Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
PRG21BC3R3MM1RK

PRG21BC3R3MM1RK

PTC RESET FUSE

Murata Electronics

6,615
PRG21BC3R3MM1RK

Datasheet

- * Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
TRF250-110U-2

TRF250-110U-2

PTC RESET FUSE 60V 110MA RADIAL

Littelfuse Inc.

8,286
TRF250-110U-2

Datasheet

Radial, Disc PolySwitch®, TRF250 Tape & Reel (TR) Obsolete Polymeric 60V (250V Int) 220 mA 3 A 1.2 s 110 mA 5 Ohms 16 Ohms - -40°C ~ 85°C - 0.209" Dia x 0.150" T (5.30mm x 3.80mm) - Through Hole - 0.370" (9.40mm) - 0.197" (5.00mm)
B59990C0080A051

B59990C0080A051

PTC RESET FUSE 80V 30MA RADIAL

EPCOS - TDK Electronics

3,588
B59990C0080A051

Datasheet

Radial, Disc B59990 Tape & Reel (TR) Active Ceramic 80V 60 mA 700 mA - 30 mA - - 55 Ohms -40°C ~ 85°C - 0.157" Dia x 0.138" T (4.00mm x 3.50mm) - Through Hole - 0.295" (7.50mm) - 0.197" (5.00mm)
PTR060V0017-TR1

PTR060V0017-TR1

PTC RESET FUSE 60V 170MA RADIAL

Eaton - Electronics Division

7,081
PTR060V0017-TR1

Datasheet

Radial, Disc PTR060V Tape & Reel (TR) Active Polymeric 60V 340 mA 40 A 3 s 170 mA 3.3 Ohms 8 Ohms - -40°C ~ 85°C - 0.291" Dia x 0.118" T (7.40mm x 3.00mm) - Through Hole - 0.500" (12.70mm) - 0.197" (5.00mm)
MF-R160-AP

MF-R160-AP

PTC RESET FUSE 30V 1.6A RADIAL

Bourns Inc.

6,641
MF-R160-AP

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Box (TB) Active Polymeric 30V 3.2 A 40 A 8 s 1.6 A 55 mOhms 150 mOhms - -40°C ~ 85°C - 0.402" Dia x 0.118" T (10.20mm x 3.00mm) - Through Hole - 0.661" (16.80mm) - 0.201" (5.10mm)
MF-RX135/72-AP-14

MF-RX135/72-AP-14

FUSE PTC RESETTABLE

Bourns Inc.

9,962
MF-RX135/72-AP-14

Datasheet

Radial, Disc MF-RX/72 Tape & Box (TB) Active - 72V 2.7 A 40 A 9.6 s 1.35 A - - - - - 0.483" L x 0.122" W (12.26mm x 3.10mm) - Through Hole - 0.718" (18.26mm) - 0.201" (5.10mm)
MF-RX110/72-AP-14

MF-RX110/72-AP-14

PTC RESET FUSE 72V 1.1A RADIAL

Bourns Inc.

3,887
MF-RX110/72-AP-14

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Box (TB) Active Polymeric 72V 2.2 A 40 A 8.2 s 1.1 A 150 mOhms 380 mOhms - -40°C ~ 85°C - 0.427" L x 0.122" W (10.84mm x 3.10mm) - Through Hole - 0.663" (16.84mm) - 0.201" (5.10mm)
MF-RX090/72-AP-17

MF-RX090/72-AP-17

PTC RESETTABLE 0.9A 72V RADIAL L

Bourns Inc.

3,551
MF-RX090/72-AP-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Box (TB) Active Polymeric 72V 1.8 A 40 A 7.2 s 900 mA 140 mOhms 470 mOhms - -40°C ~ 85°C Automotive 0.461" Dia x 0.122" T (11.70mm x 3.10mm) AEC-Q200 Through Hole - 0.657" (16.70mm) - 0.201" (5.10mm)
MF-RX075/72-AP-17

MF-RX075/72-AP-17

PTC RESETTABLE 0.75A 72V RADIAL

Bourns Inc.

4,095
MF-RX075/72-AP-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Box (TB) Active Polymeric 72V 1.5 A 40 A 6.3 s 750 mA 180 mOhms 600 mOhms - -40°C ~ 85°C Automotive 0.409" Dia x 0.122" T (10.40mm x 3.10mm) AEC-Q200 Through Hole - 0.630" (16.00mm) - 0.201" (5.10mm)
MF-RX040/72-AP-17

MF-RX040/72-AP-17

PTC RESETTABLE 0.4A 72V RADIAL L

Bourns Inc.

7,821
MF-RX040/72-AP-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Box (TB) Active Polymeric 72V 800 mA 40 A 3.9 s 400 mA 520 mOhms 1.29 Ohms - -40°C ~ 85°C Automotive 0.291" Dia x 0.122" T (7.40mm x 3.10mm) AEC-Q200 Through Hole - 0.539" (13.70mm) - 0.201" (5.10mm)
MF-RX065/72-AP-17

MF-RX065/72-AP-17

PTC RESETTABLE 0.65A 72V RADIAL

Bourns Inc.

8,822
MF-RX065/72-AP-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Box (TB) Active Polymeric 72V 1.3 A 40 A 5.3 s 650 mA 270 mOhms 720 mOhms - -40°C ~ 85°C Automotive 0.382" Dia x 0.122" T (9.70mm x 3.10mm) AEC-Q200 Through Hole - 0.598" (15.20mm) - 0.201" (5.10mm)
MF-RX065/72-2-17

MF-RX065/72-2-17

PTC RESETTABLE 0.65A 72V RADIAL

Bourns Inc.

2,645
MF-RX065/72-2-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Reel (TR) Active Polymeric 72V 1.3 A 40 A 5.3 s 650 mA 270 mOhms 720 mOhms - -40°C ~ 85°C Automotive 0.382" Dia x 0.122" T (9.70mm x 3.10mm) AEC-Q200 Through Hole - 0.598" (15.20mm) - 0.201" (5.10mm)
MF-RX050/72-AP-17

MF-RX050/72-AP-17

PTC RESETTABLE 0.5A 72V RADIAL L

Bourns Inc.

8,762
MF-RX050/72-AP-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Box (TB) Active Polymeric 72V 1 A 40 A 4 s 500 mA 410 mOhms 1.17 Ohms - -40°C ~ 85°C Automotive 0.311" Dia x 0.122" T (7.90mm x 3.10mm) AEC-Q200 Through Hole - 0.539" (13.70mm) - 0.201" (5.10mm)
MF-R160-0-17

MF-R160-0-17

PTC RESETTABLE 1.6A 30V RADIAL L

Bourns Inc.

9,873
MF-R160-0-17

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Active Polymeric 30V 3.2 A 40 A 8 s 1.6 A 55 mOhms 150 mOhms - -40°C ~ 85°C Automotive 0.402" Dia x 0.118" T (10.20mm x 3.00mm) AEC-Q200 Through Hole - 0.661" (16.80mm) - 0.201" (5.10mm)
MF-RX040/72-2-17

MF-RX040/72-2-17

PTC RESETTABLE 0.4A 72V RADIAL L

Bourns Inc.

5,079
MF-RX040/72-2-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Reel (TR) Active Polymeric 72V 800 mA 40 A 3.9 s 400 mA 520 mOhms 1.29 Ohms - -40°C ~ 85°C Automotive 0.291" Dia x 0.122" T (7.40mm x 3.10mm) AEC-Q200 Through Hole - 0.539" (13.70mm) - 0.201" (5.10mm)
MF-RX050/72-2-17

MF-RX050/72-2-17

PTC RESETTABLE 0.5A 72V RADIAL L

Bourns Inc.

9,778
MF-RX050/72-2-17

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Reel (TR) Active Polymeric 72V 1 A 40 A 4 s 500 mA 410 mOhms 1.17 Ohms - -40°C ~ 85°C Automotive 0.311" Dia x 0.122" T (7.90mm x 3.10mm) AEC-Q200 Through Hole - 0.539" (13.70mm) - 0.201" (5.10mm)
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