MF-USML/X Low Ohmic PPTC Resettable Fuses

Bourns MF-USML/X Series are resistance surface mount Polymer Positive Temperature Coefficient (PPTC) resettable fuses with a 12V rating. The low ohmic series utilizes Bourns freeXpansion™ design, which increases the performance of the resettable fuse with higher hold currents (Ihold), higher voltages (Vmax), improved resistance stability, and a smaller footprint. The fuses can now achieve 5.5A Ihold at 12VDC and current ratings of 1.75A to 5.5A in a space-saving 1210 package. Model MF-USML/X fuses are ideal for Li-ion battery packs, motherboards, and portable consumer electronic I/O port protection. The series is designed to protect against both overcurrent and overtemperature events within the designated specifications.

Results: 23
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Mounting Style Termination Style Hold Current Maximum Voltage Trip Current Current Rating - Max Resistance Package/Case Minimum Operating Temperature Maximum Operating Temperature Packaging
Bourns Resettable Fuses - PPTC 12V 1.75A-HD 50A 1210 10,015In Stock
Cut Tape
€0.576
€0.531
€0.441
€0.406
Reel
€0.263
Min.: 1
Mult.: 1
: 5,000
MF-USML PCB Mount SMD/SMT 1.75 A 12 VDC 3.5 A 50 A 50 mOhms - 40 C + 85 C Reel, Cut Tape
Bourns Resettable Fuses - PPTC 12V 2.0A-HD 50A 1210 5,060In Stock
Cut Tape
€0.611
€0.536
€0.511
€0.406
Reel
€0.28
Min.: 1
Mult.: 1
: 5,000
MF-USML PCB Mount SMD/SMT 2 A 12 VDC 4 A 50 A 40 mOhms - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 12V 5.0A-HD 50A 1210 12,448In Stock
Cut Tape
€0.516
€0.433
€0.414
€0.359
Reel
€0.296
Min.: 1
Mult.: 1
: 3,500
MF-USML PCB Mount SMD/SMT 5 A 12 VDC 10 A 50 A 12 mOhms - 40 C + 85 C Reel, Cut Tape
Bourns Resettable Fuses - PPTC 1210 SMD Polymer PTC 5.5A/6V 903In Stock
Cut Tape
€0.697
€0.531
€0.498
€0.376
Reel
€0.282
Min.: 1
Mult.: 1
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 5.5 A 12 VDC 11 A 50 A 10 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 12V 4.5A-HD 50A 1210 2,480In Stock
Cut Tape
€0.611
€0.536
€0.51
€0.406
Reel
€0.343
Min.: 1
Mult.: 1
: 3,500
MF-USML PCB Mount SMD/SMT 4.5 A 12 VDC 9 A 50 A 14 mOhms - 40 C + 85 C Reel, Cut Tape
Bourns Resettable Fuses - PPTC 6V 2.0A-HD 50A SMD 3,170In Stock
Cut Tape
€0.697
€0.531
€0.498
€0.376
Reel
€0.244
Min.: 1
Mult.: 1
: 5,000
MF-USML6-2 SMD/SMT SMD/SMT 2 A 6 VDC 4 A 50 A 40 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 6V 4.5A-HD 20A PTC 3,291In Stock
Cut Tape
€0.697
€0.531
€0.498
€0.376
Reel
€0.277
Min.: 1
Mult.: 1
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 4.5 A 6 VDC 9 A 50 A 14 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 12V 5.5A-HD 50A 1210 10,746In Stock
Cut Tape
€0.765
€0.59
€0.554
€0.418
Reel
€0.323
Min.: 1
Mult.: 1
: 3,500
MF-USML PCB Mount SMD/SMT 5.5 A 12 VDC 11 A 50 A 10 mOhms - 40 C + 85 C Reel, Cut Tape
Bourns Resettable Fuses - PPTC 12V 3.0A-HD 50A 1210 18In Stock
10,500Expected 28/09/2026
Cut Tape
€0.765
€0.637
€0.563
€0.467
Reel
€0.304
Min.: 1
Mult.: 1
: 3,500
MF-USML PCB Mount SMD/SMT 3 A 12 VDC 6 A 50 A 24 mOhms - 40 C + 85 C Reel, Cut Tape
Bourns Resettable Fuses - PPTC 6V 3.0A-HD 50A SMD 718In Stock
Cut Tape
€0.688
€0.575
€0.509
€0.424
Reel
€0.315
Min.: 1
Mult.: 1
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 3 A 6 VDC 6 A 50 A 24 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 12V 4.0A-HD 50A 1210 2,982In Stock
Cut Tape
€0.611
€0.537
€0.511
€0.442
Reel
€0.34
Min.: 1
Mult.: 1
: 3,500
MF-USML PCB Mount SMD/SMT 4 A 12 VDC 8 A 50 A 18 mOhms - 40 C + 85 C Reel, Cut Tape
Bourns Resettable Fuses - PPTC 6V 4.0A-HD 20A PTC 530In Stock
Cut Tape
€0.714
€0.592
€0.523
€0.433
Reel
€0.318
Min.: 1
Mult.: 1
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 4 A 6 VDC 8 A 50 A 18 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 6V 6.0A-HD 20A PTC 3,226In Stock
Cut Tape
€0.688
€0.575
€0.509
€0.424
Reel
€0.308
Min.: 1
Mult.: 1
: 3,500
MF-USML6-2 PCB Mount SMD/SMT 6 A 6 VDC 12 A 50 A 10 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 6V 7.0A-HD 20A PTC 3,846In Stock
Cut Tape
€0.688
€0.611
€0.524
€0.433
Reel
€0.315
Min.: 1
Mult.: 1
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 7 A 6 VDC 14 A 50 A 8 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 6V 2.6A-HD 50A SMD 1,656In Stock
Cut Tape
€0.697
€0.531
€0.498
€0.376
Reel
€0.273
Min.: 1
Mult.: 1
: 5,000
MF-USML6-2 SMD/SMT SMD/SMT 2.6 A 6 VDC 5.2 A 50 A 30 mOhms 1210 (3225 metric) - 40 C + 85 C Reel, Cut Tape, MouseReel
Bourns Resettable Fuses - PPTC 6V 1.75A-HD 50A SMD Non-Stocked Lead-Time 20 Weeks
Cut Tape
€0.318
Min.: 10,000
Mult.: 5,000
: 5,000
MF-USML6-2 SMD/SMT SMD/SMT 1.75 A 6 VDC 3.5 A 50 A 50 mOhms 1210 (3225 metric) - 40 C + 85 C Reel
Bourns Resettable Fuses - PPTC 12V 2.6A-HD 50A 1210 Non-Stocked Lead-Time 20 Weeks
Cut Tape
€0.388
Min.: 10,000
Mult.: 5,000
: 5,000
MF-USML PCB Mount SMD/SMT 2.6 A 12 V 5.2 A 50 A 30 mOhms - 40 C + 85 C Reel
Bourns Resettable Fuses - PPTC 12V 3.5A-HD 50A 1210 Non-Stocked Lead-Time 20 Weeks
Cut Tape
€0.382
Min.: 10,500
Mult.: 3,500
: 3,500
MF-USML PCB Mount SMD/SMT 3.5 A 12 VDC 7 A 50 A 22 mOhms - 40 C + 85 C Reel
Bourns Resettable Fuses - PPTC 6V 3.5A-HD 50A SMD Non-Stocked Lead-Time 20 Weeks
Cut Tape
€0.293
Min.: 10,500
Mult.: 3,500
: 3,500
MF-USML6-2 PCB Mount SMD/SMT 3.5 A 6 V 7 A 50 A 18 mOhms 1210 (3225 metric) - 40 C + 85 C Reel
Bourns Resettable Fuses - PPTC 12V 3.8A-HD 50A 1210 Non-Stocked Lead-Time 20 Weeks
Cut Tape
€0.314
Min.: 10,500
Mult.: 3,500
: 3,500
MF-USML PCB Mount SMD/SMT 3.8 A 12 V 7.6 A 50 A 20 mOhms - 40 C + 85 C Reel
Bourns Resettable Fuses - PPTC 6V 3.8A-HD 20A PTC Non-Stocked Lead-Time 20 Weeks
Cut Tape
€0.331
Min.: 10,500
Mult.: 3,500
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 3.8 A 6 V 8 A 50 A 16 mOhms 1210 (3225 metric) - 40 C + 85 C Reel
Bourns Resettable Fuses - PPTC 6V 5.0A-HD 20A PTC Non-Stocked Lead-Time 20 Weeks
Cut Tape
€0.331
Min.: 10,500
Mult.: 3,500
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 5 A 6 V 10 A 50 A 14.5 mOhms 1210 (3225 metric) - 40 C + 85 C Reel
Bourns Resettable Fuses - PPTC 6V 6.5A-HD 20A PTC Non-Stocked Lead-Time 26 Weeks
Cut Tape
€0.301
Min.: 10,500
Mult.: 3,500
: 3,500
MF-USML6-2 SMD/SMT SMD/SMT 6.5 A 6 VDC 13 A 50 A 9 mOhms 1210 (3225 metric) - 40 C + 85 C Reel