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Thermistors - PTC

PTC Thermistors are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many PTC thermistor manufacturers including Murata, Schneider Electric, TDK, Vishay & more. Please view our large selection of PTC thermistors below.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Resistance	Tolerance	Mounting Style	Termination Style	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
PTC (Positive Temperature Coefficient) Thermistors PTC 100Rohms 1% Linear TFPTL10L1000FL2B Vishay / Dale 1: Rp17.429 1.243In Stock 2.000Expected 28/09/2026	Mfr. Part No. TFPTL10L1000FL2B Mouser Part No 71-TFPTL10L1000FL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 100Rohms 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	1.243In Stock 2.000Expected 28/09/2026	Rp17.429 Rp16.493 Rp15.466 Rp14.769 View Rp14.108 Rp12.787 Rp12.145 Rp11.338	Min.: 1 Mult.: 1	TFPTL	100 Ohms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 1% Linear TFPTL10L1001FL2B Vishay / Dale 1: Rp21.281 669In Stock 3.500Expected 17/12/2026	Mfr. Part No. TFPTL10L1001FL2B Mouser Part No 71-TFPTL10L1001FL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	669In Stock 3.500Expected 17/12/2026	Rp21.281 Rp20.364 Rp16.805 Rp15.814 View Rp15.411 Rp13.338 Rp11.815 Rp11.283	Min.: 1 Mult.: 1	TFPTL	1 kOhms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 470Rohms 1% Linear TFPTL10L4700FL2B Vishay / Dale 1: Rp16.878 946In Stock	Mfr. Part No. TFPTL10L4700FL2B Mouser Part No 71-TFPTL10L4700FL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 470Rohms 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	946In Stock	Rp16.878 Rp16.053 Rp15.044 Rp14.347 View Rp13.723 Rp12.952 Rp11.595 Rp11.008	Min.: 1 Mult.: 1	TFPTL	470 Ohms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms5 1% Linear TFPTL15L1501FL2B Vishay / Dale 1: Rp17.796 866In Stock	Mfr. Part No. TFPTL15L1501FL2B Mouser Part No 71-TFPTL15L1501FL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms5 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	866In Stock	Rp17.796 Rp16.915 Rp15.851 Rp15.135 View Rp14.475 Rp13.117 Rp12.622 Rp11.631	Min.: 1 Mult.: 1	TFPTL	1.5 kOhms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 220Rohms 1% Linear TFPTL15L2200FL2B Vishay / Dale 1: Rp17.796 975In Stock	Mfr. Part No. TFPTL15L2200FL2B Mouser Part No 71-TFPTL15L2200FL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 220Rohms 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	975In Stock	Rp17.796 Rp16.915 Rp15.851 Rp15.135 View Rp14.475 Rp13.117 Rp12.622 Rp11.631	Min.: 1 Mult.: 1	TFPTL	220 Ohms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 2Kohms2 5% Linear TFPTL15L2201JL2B Vishay / Dale 1: Rp15.044 312In Stock	Mfr. Part No. TFPTL15L2201JL2B Mouser Part No 71-TFPTL15L2201JL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 2Kohms2 5% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	312In Stock	Rp15.044 Rp14.145 Rp13.246 Rp12.640 View Rp12.072 Rp10.916 Rp10.365 Rp9.650	Min.: 1 Mult.: 1	TFPTL	2.2 kOhms	5 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 3Kohms9 1% Linear TFPTL15L3901FL2B Vishay / Dale 1: Rp17.796 597In Stock	Mfr. Part No. TFPTL15L3901FL2B Mouser Part No 71-TFPTL15L3901FL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 3Kohms9 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	597In Stock	Rp17.796 Rp16.915 Rp15.851 Rp15.135 View Rp14.475 Rp13.668 Rp12.622 Rp11.631	Min.: 1 Mult.: 1	TFPTL	3.9 kOhms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear TFPTL15L5001FH5B Vishay / Dale 1: Rp17.796 291In Stock	Mfr. Part No. TFPTL15L5001FH5B Mouser Part No 71-TFPTL15L5001FH5B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	291In Stock	Rp17.796 Rp16.915 Rp15.851 Rp15.135 View Rp14.475 Rp13.117 Rp12.622 Rp11.631	Min.: 1 Mult.: 1	TFPTL	5 kOhms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear TFPTL15L5001FL2B Vishay / Dale 1: Rp19.263 794In Stock 1.000On Order	Mfr. Part No. TFPTL15L5001FL2B Mouser Part No 71-TFPTL15L5001FL2B	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear Learn More about Vishay / Dale vishay_TFPTL_Thermistors	Datasheet	794In Stock 1.000On Order On Order Ship Dates Mfr. No: TFPTL15L5001FL2B Stock: 794 Can Dispatch Immediately On Order: 500 Expected 12/10/2026 500 Expected 10/12/2026 Factory Lead Time: 15 Weeks	Rp19.263 Rp18.273 Rp17.117 Rp16.218 View Rp15.649 Rp13.668 Rp13.117 Rp12.585	Min.: 1 Mult.: 1	TFPTL	5 kOhms	1 %	PCB Mount	Radial	- 55 C	+ 70 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 0402, 10kOhms, 50%, 32VDC PRF15BB103RB6RC Murata Electronics 1: Rp2.752 19.975In Stock	Mfr. Part No. PRF15BB103RB6RC Mouser Part No 81-PRF15BB103RB6RC	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors PTC 0402, 10kOhms, 50%, 32VDC Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	19.975In Stock	Cut Tape Rp2.752 Rp2.477 Rp2.330 Rp2.110 Reel Rp1.394 View Rp1.871 Rp1.798 Rp1.633 Rp1.192 MouseReel Available	Min.: 1 Mult.: 1 : 10.000	PRF	10 kOhms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 140 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 1 OHM 50% SMD 0402 PRF15BD102RB6RC Murata Electronics 1: Rp2.752 9.650In Stock	Mfr. Part No. PRF15BD102RB6RC Mouser Part No 81-PRF15BD102RB6RC	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 1 OHM 50% SMD 0402 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	9.650In Stock	Cut Tape Rp2.752 Rp2.477 Rp2.165 Rp1.981 Reel Rp1.303 View Rp1.688 Rp1.614 Rp1.449 Rp1.266 MouseReel Available	Min.: 1 Mult.: 1 : 10.000	PRF	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 120 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 PRF18AR471QB5RB Murata Electronics 1: Rp4.036 132In Stock 16.000On Order	Mfr. Part No. PRF18AR471QB5RB Mouser Part No 81-PRF18AR471QB5RB	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	132In Stock 16.000On Order On Order Ship Dates Mfr. No: PRF18AR471QB5RB Stock: 132 Can Dispatch Immediately On Order: 8.000 Expected 02/10/2026 8.000 Expected 22/10/2026 Factory Lead Time: 13 Weeks	Cut Tape Rp4.036 Rp3.522 Rp3.156 Rp2.623 Reel Rp1.890 View Rp2.202 Rp2.110 Rp1.835 MouseReel Available	Min.: 1 Mult.: 1 Max.: 12.000 : 4.000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 160 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 PRF18BB471QB5RB Murata Electronics 1: Rp6.605 58In Stock 4.000Expected 18/11/2026	Mfr. Part No. PRF18BB471QB5RB Mouser Part No 81-PRF18BB471QB5RB	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	58In Stock 4.000Expected 18/11/2026	Cut Tape Rp6.605 Rp6.146 Rp5.430 Rp5.008 Reel Rp3.467 View Rp4.440 Rp3.853 Rp3.357 Rp3.302 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 140 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 PRF18BC471QB5RB Murata Electronics 1: Rp3.669 1.525In Stock 4.000Expected 01/10/2026	Mfr. Part No. PRF18BC471QB5RB Mouser Part No 81-PRF18BC471QB5RB	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	1.525In Stock 4.000Expected 01/10/2026	Cut Tape Rp3.669 Rp3.321 Rp2.917 Rp2.752 Reel Rp1.945 View Rp2.422 Rp2.110 Rp1.835 Rp1.780 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 130 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 PRF18BD471QB5RB Murata Electronics 1: Rp3.669 6.963In Stock 16.000Expected 26/11/2026	Mfr. Part No. PRF18BD471QB5RB Mouser Part No 81-PRF18BD471QB5RB	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	6.963In Stock 16.000Expected 26/11/2026	Cut Tape Rp3.669 Rp3.321 Rp2.917 Rp2.752 View Reel Rp2.000 Rp2.422 Rp2.110 Rp2.000 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4.000 : 4.000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 120 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805 PRF21BB471QB5RA Murata Electronics 1: Rp6.421 1.430In Stock	Mfr. Part No. PRF21BB471QB5RA Mouser Part No 81-PRF21BB471QB5RA	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	1.430In Stock	Cut Tape Rp6.421 Rp6.036 Rp5.320 Rp5.063 Reel Rp3.449 View Rp4.513 Rp4.330 Rp3.357 Rp3.302 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 130 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 1 OHM 20% SMD 0805 PRG21BC1R0MM1RA Murata Electronics 1: Rp11.191 4.759In Stock	Mfr. Part No. PRG21BC1R0MM1RA Mouser Part No 81-PRG21BC1R0MM1RA	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 1 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	4.759In Stock	Cut Tape Rp11.191 Rp10.237 Rp9.613 Rp8.494 View Reel Rp5.687 Rp7.779 Rp7.045 Rp6.513 Rp5.999 Rp5.687 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4.000 : 4.000	PRG21-MM1RA	1 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 4.7 OHM 20% SMD 0805 PRG21BC4R7MM1RA Murata Electronics 1: Rp9.173 4.270In Stock 4.000Expected 08/10/2026	Mfr. Part No. PRG21BC4R7MM1RA Mouser Part No 81-PRG21BC4R7MM1RA	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 4.7 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	4.270In Stock 4.000Expected 08/10/2026	Cut Tape Rp9.173 Rp8.623 Rp8.036 Rp7.650 View Reel Rp5.559 Rp7.283 Rp6.568 Rp6.183 Rp5.559 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG21-MM1RA	4.7 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors T=5K 100deg C B59008C0100A040 TDK 1: Rp26.602 246In Stock	Mfr. Part No. B59008C0100A040 Mouser Part No 871-B59008C100A40	TDK	PTC (Positive Temperature Coefficient) Thermistors T=5K 100deg C Learn More about TDK epcos superior ptc thermistors	Datasheet	246In Stock	Rp26.602 Rp25.501 Rp23.850 Rp22.933 View Rp21.832 Rp19.997 Rp18.034 Rp16.695	Min.: 1 Mult.: 1	B59008	250 Ohms		PCB Mount	Radial	0 C	+ 40 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors T=5K 130deg C B59008C0130A040 TDK 1: Rp28.253 1.022In Stock	Mfr. Part No. B59008C0130A040 Mouser Part No 871-B59008C130A40	TDK	PTC (Positive Temperature Coefficient) Thermistors T=5K 130deg C Learn More about TDK epcos superior ptc thermistors	Datasheet	1.022In Stock	Rp28.253 Rp26.969 Rp25.317 Rp24.217 View Rp23.116 Rp20.364 Rp18.529 Rp17.631	Min.: 1 Mult.: 1	B59008	250 Ohms		PCB Mount	Radial	0 C	+ 40 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors T=5K 80deg C B59008C0080A040 TDK 1: Rp26.602 769In Stock	Mfr. Part No. B59008C0080A040 Mouser Part No 871-B59008C80A40	TDK	PTC (Positive Temperature Coefficient) Thermistors T=5K 80deg C Learn More about TDK epcos superior ptc thermistors	Datasheet	769In Stock	Rp26.602 Rp25.501 Rp23.850 Rp22.933 View Rp21.832 Rp20.364 Rp18.529 Rp17.741	Min.: 1 Mult.: 1	B59008	250 Ohms		PCB Mount	Radial	0 C	+ 40 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors 11-P 430 1.3X0.5 PTC Thermistor B59011E0160A040 TDK 1: Rp220.702 17In Stock 1.947Expected 01/04/2027	Mfr. Part No. B59011E0160A040 Mouser Part No 871-B59011E0160A040	TDK	PTC (Positive Temperature Coefficient) Thermistors 11-P 430 1.3X0.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	17In Stock 1.947Expected 01/04/2027	Rp220.702 Rp200.155 Rp192.633 Rp183.460 View Rp177.222 Rp170.985 Rp159.610 Rp155.024	Min.: 1 Mult.: 1	Limit Temperature Sensor Leaded style							Bulk
PTC (Positive Temperature Coefficient) Thermistors D 052-A 70-A 40 NAT 70 Grade C B59052D1070A040 TDK 1: Rp37.426 71In Stock 2.400Expected 19/10/2026	Mfr. Part No. B59052D1070A040 Mouser Part No 871-B59052D1070A040	TDK	PTC (Positive Temperature Coefficient) Thermistors D 052-A 70-A 40 NAT 70 Grade C	Datasheet	71In Stock 2.400Expected 19/10/2026	Rp37.426 Rp32.472 Rp27.886 Rp26.418 View Rp25.134 Rp22.382 Rp20.364	Min.: 1 Mult.: 1	Limit Temperature Sensor Housing style	570 Ohms		Ring Lug	Radial	0 C	+ 40 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors D 052-A 80-A 40 NAT 80 Grade C B59052D1080A040 TDK 1: Rp27.702 110In Stock 4.000Expected 13/12/2026	Mfr. Part No. B59052D1080A040 Mouser Part No 871-B59052D1080A040	TDK	PTC (Positive Temperature Coefficient) Thermistors D 052-A 80-A 40 NAT 80 Grade C	Datasheet	110In Stock 4.000Expected 13/12/2026	Rp27.702 Rp26.418 Rp24.951 Rp23.850 View Rp22.382 Rp19.447 Rp18.529 Rp18.163	Min.: 1 Mult.: 1	Ultrasonic Sensor Disc	570 Ohms		Ring Lug	Radial	0 C	+ 40 C	Bulk
PTC (Positive Temperature Coefficient) Thermistors D 052-A 110-A 40 NAT 110 Grade C B59052D1110A040 TDK 1: Rp36.509 437In Stock 800Expected 26/10/2026	Mfr. Part No. B59052D1110A040 Mouser Part No 871-B59052D1110A040	TDK	PTC (Positive Temperature Coefficient) Thermistors D 052-A 110-A 40 NAT 110 Grade C	Datasheet	437In Stock 800Expected 26/10/2026	Rp36.509 Rp34.674 Rp28.620 Rp26.602 View Rp25.501 Rp24.951 Rp20.914 Rp20.364 Rp19.080	Min.: 1 Mult.: 1	Limit Temperature Sensor Housing style	550 Ohms		Ring Lug	Radial	0 C	+ 40 C	Bulk