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POSISTOR Thermistors - PTC

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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	Qualification	Packaging
PTC Thermistors 15 OHM 20% SMD 0805 PRG21BB150MB1RK Murata Electronics 1: $0.57 9,094In Stock	Mfr. Part # PRG21BB150MB1RK Mouser Part # 81-PRG21BB150MB1RK	Murata Electronics	PTC Thermistors 15 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	9,094In Stock	Cut Tape $0.57 $0.52 $0.432 $0.418 View Reel $0.259 $0.395 $0.358 $0.34 $0.319 $0.259 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PRG21-MB1RK	15 Ohms	20 %	PCB Mount	SMD/SMT	- 10 C	+ 60 C		Reel, Cut Tape, MouseReel
PTC Thermistors 0.2 OHM 20% SMD 0805 PRG21BC0R2MM1RA Murata Electronics 1: $0.75 8,124In Stock	Mfr. Part # PRG21BC0R2MM1RA Mouser Part # 81-PRG21BC0R2MM1RA	Murata Electronics	PTC Thermistors 0.2 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	8,124In Stock	Cut Tape $0.75 $0.686 $0.57 $0.546 View Reel $0.313 $0.526 $0.473 $0.448 $0.355 $0.313 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG21-MM1RA	200 mOhms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRG21BC1R0MM1RK Murata Electronics 1: $0.52 25,041In Stock	Mfr. Part # PRG21BC1R0MM1RK Mouser Part # 81-PRG21BC1R0MM1RK	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	25,041In Stock	Cut Tape $0.52 $0.488 $0.455 $0.433 View Reel $0.278 $0.413 $0.366 $0.331 $0.278 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PRG21-MM1RK	1 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRG21BC4R7MS5RA Murata Electronics 1: $0.93 3,221In Stock NRND	Mfr. Part # PRG21BC4R7MS5RA Mouser Part # 81-PRG21BC4R7MS5RA NRND	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	3,221In Stock	Cut Tape $0.93 $0.875 $0.82 $0.783 View Reel $0.568 $0.748 $0.679 $0.64 $0.568	Min.: 1 Mult.: 1 : 4,000	PRG21-MS5RA	4.7 Ohms	20 %	PCB Mount	SMD/SMT	- 40 C	+ 85 C		Reel, Cut Tape
PTC Thermistors 470 OHM 50% SMD 0603 PRF18AS471QS5RB Murata Electronics 1: $0.33 4,000In Stock	Mfr. Part # PRF18AS471QS5RB Mouser Part # 81-PRF18AS471QS5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata auto prf ptc thermistors	Datasheet	4,000In Stock	Cut Tape $0.33 $0.279 $0.246 $0.197 Reel $0.12 View $0.163 $0.153 $0.118 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRF18_S	470 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 150 C	AEC-Q200	Reel, Cut Tape, MouseReel
PTC Thermistors PRF15BA102RB6RC Murata Electronics 1: $0.18 9,809In Stock	Mfr. Part # PRF15BA102RB6RC Mouser Part # 81-PRF15BA102RB6RC	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	9,809In Stock	Cut Tape $0.18 $0.149 $0.131 $0.105 View Reel $0.066 $0.092 $0.088 $0.079 $0.066 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	PRF	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 150 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRF18BE471RB5RB Murata Electronics 1: $0.41 3,760In Stock	Mfr. Part # PRF18BE471RB5RB Mouser Part # 81-PRF18BE471RB5RB	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	3,760In Stock	Cut Tape $0.41 $0.381 $0.337 $0.321 Reel $0.232 View $0.288 $0.241 $0.225 $0.22 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 110 C		Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0805 PRF21BC471QB5RA Murata Electronics 1: $0.46 5,720In Stock	Mfr. Part # PRF21BC471QB5RA Mouser Part # 81-PRF21BC471QB5RA	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0805 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	5,720In Stock	Cut Tape $0.46 $0.394 $0.34 $0.279 Reel $0.187 View $0.246 $0.203 $0.186 $0.184 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 120 C		Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0805 PRF21BE471QB5RA Murata Electronics 1: $0.38 6,631In Stock	Mfr. Part # PRF21BE471QB5RA Mouser Part # 81-PRF21BE471QB5RA	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0805 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	6,631In Stock	Cut Tape $0.38 $0.356 $0.315 $0.279 Reel $0.191 View $0.246 $0.207 $0.189 $0.186 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 100 C		Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BA471QS5RB Murata Electronics 1: $0.24 7,345In Stock	Mfr. Part # PRF18BA471QS5RB Mouser Part # 81-PRF18BA471QS5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata auto prf ptc thermistors	Datasheet	7,345In Stock	Cut Tape $0.24 $0.219 $0.193 $0.183 Reel $0.136 View $0.163 $0.14 $0.127 $0.118 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRF18_S	470 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 150 C	AEC-Q200	Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BG471RB5RB Murata Electronics 1: $0.41 4,032In Stock	Mfr. Part # PRF18BG471RB5RB Mouser Part # 81-PRF18BG471RB5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	4,032In Stock	$0.41 $0.375 $0.337 $0.293 View $0.262 $0.241 $0.24 $0.219 $0.215	Min.: 1 Mult.: 1	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 90 C		Bulk
PTC Thermistors 0.6 OHM 20% SMD 0805 PRG21BC0R6MM1RA Murata Electronics 1: $0.65 3,820In Stock	Mfr. Part # PRG21BC0R6MM1RA Mouser Part # 81-PRG21BC0R6MM1RA	Murata Electronics	PTC Thermistors 0.6 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	3,820In Stock	Cut Tape $0.65 $0.60 $0.567 $0.498 View Reel $0.336 $0.46 $0.413 $0.381 $0.352 $0.336 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG21-MM1RA	600 mOhms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRG21AR150MS5RA Murata Electronics 1: $0.99 3,025In Stock NRND	Mfr. Part # PRG21AR150MS5RA Mouser Part # 81-PRG21AR150MS5RA NRND	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	3,025In Stock	Cut Tape $0.99 $0.752 $0.648 $0.626 View Reel $0.346 $0.533 $0.463 $0.409 $0.346	Min.: 1 Mult.: 1 : 4,000	PRG21-MS5RA	15 Ohms	20 %	PCB Mount	SMD/SMT	- 40 C	+ 105 C		Reel, Cut Tape
PTC Thermistors PRG21AR4R7MS5RA Murata Electronics 1: $0.73 2,637In Stock NRND	Mfr. Part # PRG21AR4R7MS5RA Mouser Part # 81-PRG21AR4R7MS5RA NRND	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	2,637In Stock	$0.73 $0.671 $0.642 $0.557 View Reel $0.323 $0.514 $0.462 $0.427 $0.393 $0.323	Min.: 1 Mult.: 1 : 4,000	PRG21-MS5RA	4.7 Ohms	20 %	PCB Mount	SMD/SMT	- 40 C	+ 105 C		Ammo Pack
PTC Thermistors 0.6x0.3mm 1kohm 115+/-5degC PRF03BB102QB7RL Murata Electronics 1: $0.11 13,539In Stock New Product	Mfr. Part # PRF03BB102QB7RL Mouser Part # 81-PRF03BB102QB7RL New Product	Murata Electronics	PTC Thermistors 0.6x0.3mm 1kohm 115+/-5degC Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	13,539In Stock	Cut Tape $0.11 $0.099 $0.086 $0.082 View Reel $0.053 $0.072 $0.068 $0.061 $0.056 $0.053	Min.: 1 Mult.: 1 : 15,000	PRF	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 140 C		Reel, Cut Tape
PTC Thermistors 0.6x0.3mm 1kohm 115+/-5degC AEC-Q200 PRF03BB102QS7RL Murata Electronics 1: $0.13 13,761In Stock New Product	Mfr. Part # PRF03BB102QS7RL Mouser Part # 81-PRF03BB102QS7RL New Product	Murata Electronics	PTC Thermistors 0.6x0.3mm 1kohm 115+/-5degC AEC-Q200 Learn More about Murata Electronics murata auto prf ptc thermistors	Datasheet	13,761In Stock	Cut Tape $0.13 $0.116 $0.102 $0.095 View Reel $0.063 $0.084 $0.08 $0.072 $0.067 $0.063	Min.: 1 Mult.: 1 : 15,000	PRF03_S	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 150 C	AEC-Q200	Reel, Cut Tape
PTC Thermistors 0.6x0.3mm 1kohm 105+/-5degC PRF03BC102QB7RL Murata Electronics 1: $0.11 14,465In Stock New Product	Mfr. Part # PRF03BC102QB7RL Mouser Part # 81-PRF03BC102QB7RL New Product	Murata Electronics	PTC Thermistors 0.6x0.3mm 1kohm 105+/-5degC Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	14,465In Stock	Cut Tape $0.11 $0.099 $0.086 $0.082 View Reel $0.053 $0.072 $0.068 $0.061 $0.056 $0.053	Min.: 1 Mult.: 1 : 15,000	PRF	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 130 C		Reel, Cut Tape
PTC Thermistors 0.6x0.3mm 1kohm 105+/-5degC AEC-Q200 PRF03BC102QS7RL Murata Electronics 1: $0.13 14,890In Stock New Product	Mfr. Part # PRF03BC102QS7RL Mouser Part # 81-PRF03BC102QS7RL New Product	Murata Electronics	PTC Thermistors 0.6x0.3mm 1kohm 105+/-5degC AEC-Q200 Learn More about Murata Electronics murata auto prf ptc thermistors	Datasheet	14,890In Stock	Cut Tape $0.13 $0.116 $0.102 $0.095 View Reel $0.063 $0.084 $0.08 $0.072 $0.067 $0.063	Min.: 1 Mult.: 1 : 15,000	PRF03_S	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 150 C	AEC-Q200	Reel, Cut Tape
PTC Thermistors PRF15BB102RB6RC Murata Electronics 1: $0.15 56,774In Stock	Mfr. Part # PRF15BB102RB6RC Mouser Part # 81-PRF15BB102RB6RC	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	56,774In Stock	Cut Tape $0.15 $0.135 $0.118 $0.108 Reel $0.075 View $0.092 $0.088 $0.079 $0.072 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	PRF	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 140 C		Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BA471QB5RB Murata Electronics 1: $0.20 64,029In Stock	Mfr. Part # PRF18BA471QB5RB Mouser Part # 81-PRF18BA471QB5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	64,029In Stock	Cut Tape $0.20 $0.181 $0.17 $0.158 View Reel $0.113 $0.138 $0.124 $0.113 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4,000 : 4,000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 150 C		Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BC471QS5RB Murata Electronics 1: $0.46 8,140In Stock	Mfr. Part # PRF18BC471QS5RB Mouser Part # 81-PRF18BC471QS5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata auto prf ptc thermistors	Datasheet	8,140In Stock	Cut Tape $0.46 $0.429 $0.40 $0.38 View Reel $0.278 $0.362 $0.326 $0.306 $0.278 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRF18_S	470 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 150 C	AEC-Q200	Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BE471QS5RB Murata Electronics 1: $0.24 23,128In Stock	Mfr. Part # PRF18BE471QS5RB Mouser Part # 81-PRF18BE471QS5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata auto prf ptc thermistors	Datasheet	23,128In Stock	Cut Tape $0.24 $0.219 $0.193 $0.183 Reel $0.132 View $0.163 $0.14 $0.127 MouseReel Available	Min.: 1 Mult.: 1 Max.: 12,000 : 4,000	PRF18_S	470 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 150 C	AEC-Q200	Reel, Cut Tape, MouseReel
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BG471QB5RB Murata Electronics 1: $0.17 50,048In Stock 32,000Expected 12/31/2026	Mfr. Part # PRF18BG471QB5RB Mouser Part # 81-PRF18BG471QB5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	50,048In Stock 32,000Expected 12/31/2026	Cut Tape $0.17 $0.154 $0.135 $0.128 Reel $0.093 View $0.112 $0.097 $0.088 $0.086 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 90 C		Reel, Cut Tape, MouseReel
PTC Thermistors 100 OHM 20% SMD 0603 PRG18BB101MB1RB Murata Electronics 1: $0.26 37,117In Stock 32,000Expected 12/3/2026	Mfr. Part # PRG18BB101MB1RB Mouser Part # 81-PRG18BB101MB1RB	Murata Electronics	PTC Thermistors 100 OHM 20% SMD 0603 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	37,117In Stock 32,000Expected 12/3/2026	Cut Tape $0.26 $0.234 $0.194 $0.162 Reel $0.104 View $0.152 $0.114 $0.094 $0.09 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG18-MB1RB	100 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 75 C		Reel, Cut Tape, MouseReel
PTC Thermistors 220 OHM 20% SMD 0603 PRG18BB221MB1RB Murata Electronics 1: $0.28 26,229In Stock 96,000On Order	Mfr. Part # PRG18BB221MB1RB Mouser Part # 81-PRG18BB221MB1RB	Murata Electronics	PTC Thermistors 220 OHM 20% SMD 0603 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	26,229In Stock 96,000On Order On Order Ship Dates Mfr. #: PRG18BB221MB1RB Stock: 26,229 Can Ship Immediately On Order: 36,000 Expected 12/3/2026 60,000 Expected 12/24/2026 Factory Lead-Time: 12 Weeks	Cut Tape $0.28 $0.246 $0.199 $0.184 Reel $0.123 View $0.152 $0.134 $0.11 $0.105 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG18-MB1RB	220 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 75 C		Reel, Cut Tape, MouseReel