Thermistors - PTC – Mouser Japan

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AI Server Application Solutions

Murata Electronics provides a wide range of products suitable for AI environments and applications. Due to demanding AI requirements, engineers must address challenges like heat management, power efficiency, and signal integrity to keep pace with the increasing complexity of AI workloads. These advanced, reliable components from Murata help meet these challenges head-on. Designed to ensure optimal performance, efficiency, and reliability in AI server infrastructure, these products enable engineers to create systems that can scale with future advancements in AI.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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 PRG21BC1R0MM1RK Murata Electronics 1: ¥86.4 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 ¥86.4 ¥81.1 ¥75.6 ¥71.9 View Reel ¥46.2 ¥68.6 ¥60.8 ¥55 ¥46.2 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 15 OHM 20% SMD 0805 PRG21BB150MB1RK Murata Electronics 1: ¥94.7 10,074In 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	10,074In Stock	Cut Tape ¥94.7 ¥86.4 ¥71.8 ¥69.4 View Reel ¥43 ¥65.6 ¥59.5 ¥56.5 ¥53 ¥43 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: ¥124.6 8,126In 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	8,126In Stock	Cut Tape ¥124.6 ¥113.9 ¥94.7 ¥90.7 View Reel ¥52 ¥87.4 ¥78.6 ¥74.4 ¥59 ¥52 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 470 OHM 50% SMD 0805 PRF21BC471QB5RA Murata Electronics 1: ¥76.4 6,120In 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	6,120In Stock	Cut Tape ¥76.4 ¥65.4 ¥56.5 ¥46.3 Reel ¥30.9 View ¥40.9 ¥33.7 ¥30.7 ¥30.4 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: ¥63.1 6,670In 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	6,670In Stock	Cut Tape ¥63.1 ¥59.1 ¥52.3 ¥46.3 Reel ¥31.7 View ¥40.9 ¥34.4 ¥31.2 ¥30.7 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 PRF18AS471QS5RB Murata Electronics 1: ¥54.8 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 ¥54.8 ¥46.3 ¥40.9 ¥32.7 Reel ¥19.9 View ¥27.1 ¥25.4 ¥19.8 ¥19.6 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 PRG21AR150MS5RA Murata Electronics 1: ¥164.4 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 ¥164.4 ¥124.9 ¥107.6 ¥104 View Reel ¥57.5 ¥88.5 ¥76.9 ¥67.9 ¥57.5	Min.: 1 Mult.: 1 : 4,000	PRG21-MS5RA	15 Ohms	20 %	PCB Mount	SMD/SMT	- 40 C	+ 105 C		Reel, Cut Tape
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BG471RB5RB Murata Electronics 1: ¥68.1 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	¥68.1 ¥62.3 ¥56 ¥48.7 View ¥43.5 ¥40 ¥39.9 ¥37 ¥36.5	Min.: 1 Mult.: 1	PRF	470 Ohms	50 %	PCB Mount	SMD/SMT	- 20 C	+ 90 C		Bulk
PTC Thermistors PRF18BE471RB5RB Murata Electronics 1: ¥68.1 3,860In Stock	Mfr. Part # PRF18BE471RB5RB Mouser Part # 81-PRF18BE471RB5RB	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	3,860In Stock	Cut Tape ¥68.1 ¥63.3 ¥56 ¥53.3 Reel ¥38.7 View ¥47.8 ¥40 ¥37.4 ¥36.7 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 PRF15BA102RB6RC Murata Electronics 1: ¥29.9 9,889In Stock	Mfr. Part # PRF15BA102RB6RC Mouser Part # 81-PRF15BA102RB6RC	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	9,889In Stock	Cut Tape ¥29.9 ¥24.7 ¥21.8 ¥17.4 View Reel ¥10.8 ¥15.3 ¥14.6 ¥13.1 ¥10.8 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 0.6x0.3mm 1kohm 115+/-5degC PRF03BB102QB7RL Murata Electronics 1: ¥18.3 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 ¥18.3 ¥16.4 ¥14.3 ¥13.6 View Reel ¥8.8 ¥12 ¥11.3 ¥10.1 ¥9.3 ¥8.8	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 105+/-5degC PRF03BC102QB7RL Murata Electronics 1: ¥18.3 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 ¥18.3 ¥16.4 ¥14.3 ¥13.6 View Reel ¥8.8 ¥12 ¥11.3 ¥10.1 ¥9.3 ¥8.8	Min.: 1 Mult.: 1 : 15,000	PRF	1 kOhms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 130 C		Reel, Cut Tape
PTC Thermistors 33 OHM 20% SMD 0603 PRG18BB330MB1RB Murata Electronics 1: ¥41.5 145,329In Stock	Mfr. Part # PRG18BB330MB1RB Mouser Part # 81-PRG18BB330MB1RB	Murata Electronics	PTC Thermistors 33 OHM 20% SMD 0603 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	145,329In Stock	Cut Tape ¥41.5 ¥38.2 ¥31.7 ¥26.4 Reel ¥17.1 View ¥24.7 ¥18.6 ¥15.3 ¥14.8 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG18-MB1RB	33 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 75 C		Reel, Cut Tape, MouseReel
PTC Thermistors 0.6x0.3mm 1kohm 115+/-5degC AEC-Q200 PRF03BB102QS7RL Murata Electronics 1: ¥21.6 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 ¥21.6 ¥19.3 ¥16.9 ¥15.8 View Reel ¥10.5 ¥14 ¥13.3 ¥12 ¥11.1 ¥10.5	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 AEC-Q200 PRF03BC102QS7RL Murata Electronics 1: ¥21.6 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 ¥21.6 ¥19.3 ¥16.9 ¥15.8 View Reel ¥10.5 ¥14 ¥13.3 ¥12 ¥11.1 ¥10.5	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 4.7 OHM 20% SMD 0805 PRG18BC4R7MM1RB Murata Electronics 1: ¥64.8 10,689In Stock NRND	Mfr. Part # PRG18BC4R7MM1RB Mouser Part # 81-PRG18BC4R7MM1RB NRND	Murata Electronics	PTC Thermistors 4.7 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	10,689In Stock	Cut Tape ¥64.8 ¥59.5 ¥49.5 ¥41 Reel ¥29.7 View ¥37.9 ¥32.4 ¥28.7 ¥27.9 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG18-MM1RB	4.7 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRF15BB102RB6RC Murata Electronics 1: ¥24.9 56,825In Stock	Mfr. Part # PRF15BB102RB6RC Mouser Part # 81-PRF15BB102RB6RC	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	56,825In Stock	Cut Tape ¥24.9 ¥22.4 ¥19.6 ¥17.9 Reel ¥12.5 View ¥15.3 ¥14.6 ¥13.1 ¥12 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: ¥33.2 64,034In 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	64,034In Stock	Cut Tape ¥33.2 ¥30.1 ¥28.2 ¥26.2 View Reel ¥18.8 ¥22.9 ¥20.6 ¥18.8 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: ¥76.4 8,165In 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	8,165In Stock	Cut Tape ¥76.4 ¥71.3 ¥66.4 ¥63.1 View Reel ¥46.2 ¥60.1 ¥54.1 ¥50.8 ¥46.2 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 100 OHM 20% SMD 0603 PRG18BB101MB1RB Murata Electronics 1: ¥43.2 41,729In 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	41,729In Stock 32,000Expected 12/3/2026	Cut Tape ¥43.2 ¥38.9 ¥32.2 ¥26.9 Reel ¥17.3 View ¥25.2 ¥18.9 ¥15.6 ¥14.9 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 0603 47ohm 20% SMD PRG18BB470MB1RB Murata Electronics 1: ¥64.8 54,756In Stock 44,000Expected 11/26/2026	Mfr. Part # PRG18BB470MB1RB Mouser Part # 81-PRG18BB470MB1RB	Murata Electronics	PTC Thermistors 0603 47ohm 20% SMD Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	54,756In Stock 44,000Expected 11/26/2026	Cut Tape ¥64.8 ¥56.5 ¥47.7 ¥39.5 Reel ¥25.9 View ¥36.4 ¥28.4 ¥23.4 ¥23.3 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG18-MB1RB	47 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 75 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRG18BC220MM1RB Murata Electronics 1: ¥56.5 11,419In Stock	Mfr. Part # PRG18BC220MM1RB Mouser Part # 81-PRG18BC220MM1RB	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	11,419In Stock	Cut Tape ¥56.5 ¥52.3 ¥46.3 ¥44 View Reel ¥33.7 ¥39 ¥37.4 ¥33.7 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4,000 : 4,000	PRG18-MM1RB	22 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRG15BC180MM1RC Murata Electronics 1: ¥31.6 8,550In Stock NRND	Mfr. Part # PRG15BC180MM1RC Mouser Part # 81-PRG15BC180MM1RC NRND	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	8,550In Stock	Cut Tape ¥31.6 ¥27.9 ¥23.3 ¥19.3 Reel ¥11.1 View ¥17.8 ¥16.4 ¥13.6 ¥10.5 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	PRG15-MM1RC	18 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC Thermistors PRG15BC3R3MM1RC Murata Electronics 1: ¥28.2 11,013In Stock NRND	Mfr. Part # PRG15BC3R3MM1RC Mouser Part # 81-PRG15BC3R3MM1RC NRND	Murata Electronics	PTC Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	11,013In Stock	Cut Tape ¥28.2 ¥25.9 ¥22.8 ¥21.4 Reel ¥15.6 View ¥18.6 ¥17.8 ¥16.1 ¥13.8 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	PRG15-MM1RC	3.3 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC Thermistors 2.2 OHM 20% SMD 0603 PRG18BC2R2MM1RB Murata Electronics 1: ¥68.1 Non-Stocked Lead-Time 10 Weeks NRND	Mfr. Part # PRG18BC2R2MM1RB Mouser Part # 81-PRG18BC2R2MM1RB NRND	Murata Electronics	PTC Thermistors 2.2 OHM 20% SMD 0603 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	Non-Stocked Lead-Time 10 Weeks	Cut Tape ¥68.1 ¥62 ¥48.5 ¥43.4 Reel ¥27.9 View ¥39.4 ¥30.6 ¥25.1 ¥24.9 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PRG18-MM1RB	2.2 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel

200 mOhms
400 mOhms
600 mOhms
1 Ohms
1.5 Ohms
2.2 Ohms
3.3 Ohms
4.7 Ohms
6.8 Ohms
8.2 Ohms
10 Ohms
15 Ohms
18 Ohms
22 Ohms
33 Ohms
42 Ohms
47 Ohms
68 Ohms
100 Ohms
220 Ohms