Thermistors - PTC – Mouser United Kingdom

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Automotive Products for Powertrain

Murata Automotive Products for Powertrain are ideal for engines, electronic power steering, and xEV powertrains. These Powertrain Products offer the high reliability that is provided by ceramics, which can endure severe operating conditions. Murata's electronic components, including various sensors, support a pleasant driving experience with excellent performance by the latest technology.

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Part #

PTC (Positive Temperature Coefficient) Thermistors

PRF21BD471QB5RA
Murata Electronics
1: £0.33
1,210In Stock

Mfr. Part No.
PRF21BD471QB5RA

Mouser Part No
81-PRF21BD471QB5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

1,210In Stock

Cut Tape

£0.33

£0.303

£0.265

£0.236

Reel

£0.153

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 110 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 100 OHM 20% SMD 0603

PRG18BB101MS1RB
Murata Electronics
1: £0.315
2,883In Stock

Mfr. Part No.
PRG18BB101MS1RB

Mouser Part No
81-PRG18BB101MS1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 100 OHM 20% SMD 0603

Learn More

Datasheet

2,883In Stock

Cut Tape

£0.315

£0.293

£0.274

£0.26

View

Reel

£0.19

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG18-MS1RB

100 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 75 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 20% SMD 0603

PRG18BB471MB1RB
Murata Electronics
1: £0.158
92In Stock
16,000On Order

Mfr. Part No.
PRG18BB471MB1RB

Mouser Part No
81-PRG18BB471MB1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 20% SMD 0603

Learn More

Datasheet

92In Stock

16,000On Order

Cut Tape

£0.158

£0.148

£0.131

£0.124

Reel

£0.085

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG18-MB1RB

470 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 75 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRG18BC220MM1RB
Murata Electronics
1: £0.24
6,946In Stock
20,000Expected 27/02/2026

Mfr. Part No.
PRG18BC220MM1RB

Mouser Part No
81-PRG18BC220MM1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

6,946In Stock

20,000Expected 27/02/2026

Cut Tape

£0.24

£0.228

£0.201

£0.191

Reel

£0.153

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG18-MM1RB

22 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805

PRG21AR420MS1RA
Murata Electronics
1: £0.308
1,584In Stock

Mfr. Part No.
PRG21AR420MS1RA

Mouser Part No
81-PRG21AR420MS1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805

Learn More

Datasheet

1,584In Stock

Cut Tape

£0.308

£0.288

£0.269

£0.255

View

Reel

£0.185

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG21-MS1RA

42 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 105 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRG21BC3R3MM1RA
Murata Electronics
1: £0.383
2,808In Stock

Mfr. Part No.
PRG21BC3R3MM1RA

Mouser Part No
81-PRG21BC3R3MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

2,808In Stock

Cut Tape

£0.383

£0.359

£0.335

£0.32

View

Reel

£0.244

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG21-MM1RA

3.3 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF15BC102RB6RC
Murata Electronics
1: £0.135
7,781In Stock

Mfr. Part No.
PRF15BC102RB6RC

Mouser Part No
81-PRF15BC102RB6RC

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

7,781In Stock

Cut Tape

£0.135

£0.12

£0.106

£0.095

Reel

£0.059

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

PRF

1 kOhms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 130 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18AR471QB5RB
Murata Electronics
1: £0.142
5,170In Stock

Mfr. Part No.
PRF18AR471QB5RB

Mouser Part No
81-PRF18AR471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

5,170In Stock

Cut Tape

£0.142

£0.133

£0.117

£0.107

Reel

£0.084

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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

PRF18BE471QB5RB
Murata Electronics
1: £0.12
16,056In Stock
8,000Expected 14/04/2026

Mfr. Part No.
PRF18BE471QB5RB

Mouser Part No
81-PRF18BE471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

16,056In Stock

8,000Expected 14/04/2026

Cut Tape

£0.12

£0.111

£0.098

£0.093

Reel

£0.064

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 110 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BF471QB5RB
Murata Electronics
1: £0.12
7,560In Stock
8,000Expected 14/04/2026

Mfr. Part No.
PRF18BF471QB5RB

Mouser Part No
81-PRF18BF471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

7,560In Stock

8,000Expected 14/04/2026

Cut Tape

£0.12

£0.111

£0.098

£0.093

View

Reel

£0.072

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 100 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BG471QB5RB
Murata Electronics
1: £0.12
2,300In Stock
12,000Expected 16/04/2026

Mfr. Part No.
PRF18BG471QB5RB

Mouser Part No
81-PRF18BG471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

2,300In Stock

12,000Expected 16/04/2026

Cut Tape

£0.12

£0.111

£0.098

£0.093

Reel

£0.07

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 90 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BG471RB5RB
Murata Electronics
1: £0.292
4,077In Stock

Mfr. Part No.
PRF18BG471RB5RB

Mouser Part No
81-PRF18BG471RB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

4,077In Stock

£0.292

£0.275

£0.244

£0.231

View

Min.: 1
Mult.: 1

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 90 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

PRF21BA471QB5RA
Murata Electronics
1: £0.263
2,421In Stock
4,000Expected 06/03/2026

Mfr. Part No.
PRF21BA471QB5RA

Mouser Part No
81-PRF21BA471QB5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

Learn More

Datasheet

2,421In Stock

4,000Expected 06/03/2026

Cut Tape

£0.263

£0.242

£0.214

£0.203

Reel

£0.154

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 0805

PRF21BC471QB5RA
Murata Electronics
1: £0.33
3,850In Stock
4,000Expected 01/06/2026

Mfr. Part No.
PRF21BC471QB5RA

Mouser Part No
81-PRF21BC471QB5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

Learn More

Datasheet

3,850In Stock

4,000Expected 01/06/2026

Cut Tape

£0.33

£0.312

£0.276

£0.261

Reel

£0.142

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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

PRF21BE471QB5RA
Murata Electronics
1: £0.278
3,392In Stock
4,000Expected 14/04/2026

Mfr. Part No.
PRF21BE471QB5RA

Mouser Part No
81-PRF21BE471QB5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

Learn More

Datasheet

3,392In Stock

4,000Expected 14/04/2026

Cut Tape

£0.278

£0.262

£0.232

£0.217

Reel

£0.165

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 100 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 100 OHM 20% SMD 0603

PRG18BB101MB1RB
Murata Electronics
1: £0.165
12,320In Stock
8,000Expected 01/05/2026

Mfr. Part No.
PRG18BB101MB1RB

Mouser Part No
81-PRG18BB101MB1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 100 OHM 20% SMD 0603

Learn More

Datasheet

12,320In Stock

8,000Expected 01/05/2026

Cut Tape

£0.165

£0.153

£0.134

£0.127

Reel

£0.096

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG18-MB1RB

100 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 75 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 33 OHM 20% SMD 0603

PRG18BB330MB1RB
Murata Electronics
1: £0.158
131In Stock
55,700On Order

Mfr. Part No.
PRG18BB330MB1RB

Mouser Part No
81-PRG18BB330MB1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 33 OHM 20% SMD 0603

Learn More

Datasheet

131In Stock

55,700On Order

Cut Tape

£0.158

£0.148

£0.131

£0.124

Reel

£0.088

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG18-MB1RB

33 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 75 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805

PRG21AR420MB1RA
Murata Electronics
1: £0.346
3,930In Stock

Mfr. Part No.
PRG21AR420MB1RA

Mouser Part No
81-PRG21AR420MB1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805

Learn More

Datasheet

3,930In Stock

Cut Tape

£0.346

£0.321

£0.299

£0.285

View

Reel

£0.217

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG21-MB1RA

42 Ohms

20 %

PCB Mount

SMD/SMT

- 10 C

+ 60 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0.2 OHM 20% SMD 0805

PRG21BC0R2MM1RA
Murata Electronics
1: £0.458
2,491In Stock
4,000Expected 13/04/2026

Mfr. Part No.
PRG21BC0R2MM1RA

Mouser Part No
81-PRG21BC0R2MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 0.2 OHM 20% SMD 0805

Learn More

Datasheet

2,491In Stock

4,000Expected 13/04/2026

Cut Tape

£0.458

£0.43

£0.402

£0.383

View

Reel

£0.288

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG21-MM1RA

200 mOhms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0.6 OHM 20% SMD 0805

PRG21BC0R6MM1RA
Murata Electronics
1: £0.368
475In Stock
4,000Expected 12/03/2026

Mfr. Part No.
PRG21BC0R6MM1RA

Mouser Part No
81-PRG21BC0R6MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 0.6 OHM 20% SMD 0805

Learn More

Datasheet

475In Stock

4,000Expected 12/03/2026

Cut Tape

£0.368

£0.344

£0.324

£0.313

View

Reel

£0.252

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG21-MM1RA

600 mOhms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 2.2 OHM 20% SMD 0805

PRG21BC2R2MM1RA
Murata Electronics
1: £0.361
3,723In Stock

Mfr. Part No.
PRG21BC2R2MM1RA

Mouser Part No
81-PRG21BC2R2MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 2.2 OHM 20% SMD 0805

Learn More

Datasheet

3,723In Stock

Cut Tape

£0.361

£0.34

£0.317

£0.302

View

Reel

£0.23

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRG21-MM1RA

2.2 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF15BA102RB6RC
Murata Electronics
1: £0.135
9,889Expected 10/04/2026

Mfr. Part No.
PRF15BA102RB6RC

Mouser Part No
81-PRF15BA102RB6RC

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

9,889Expected 10/04/2026

Cut Tape

£0.135

£0.112

£0.099

£0.079

Reel

£0.049

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

PRF

1 kOhms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 150 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF18BE471RB5RB
Murata Electronics
1: £0.292
3,986Expected 01/05/2026

Mfr. Part No.
PRF18BE471RB5RB

Mouser Part No
81-PRF18BE471RB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

3,986Expected 01/05/2026

Cut Tape

£0.292

£0.275

£0.244

£0.231

Reel

£0.178

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 110 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF03BB541NB7RL
Murata Electronics
1: £0.135
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
PRF03BB541NB7RL

Mouser Part No
81-PRF03BB541NB7RL

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

£0.135

£0.112

£0.099

£0.079

Reel

£0.052

View

Min.: 1
Mult.: 1

Reel: 4,000

PRF

540 Ohms

30 %

PCB Mount

SMD/SMT

- 20 C

+ 150 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

PRF21AR471QB5RA
Murata Electronics
1: £0.255
Lead-Time 12 Weeks

Mfr. Part No.
PRF21AR471QB5RA

Mouser Part No
81-PRF21AR471QB5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

Learn More

Datasheet

Lead-Time 12 Weeks

Cut Tape

£0.255

£0.238

£0.211

£0.20

Reel

£0.149

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 150 C

Reel, Cut Tape, MouseReel

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