NTC Thermistors – Mouser Costa Rica

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Surface-Mount Thermistors

Littelfuse Surface-Mount Thermistors offer a 0.7Ω to 500,000Ω resistance range and a maximum operating range of -55°C to +220°C. This Littelfuse portfolio includes end-banded chip thermistors, leadless top- and bottom-terminated chip thermistors, inrush current limiters (power thermistors), and more. These surface-mount modules are ideal for a wide variety of applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CRC) Filter the results in the table by unit price based on your quantity.	Qty.	Series	B Parameter	Resistance	Power Rating	Tolerance	Mounting Style	Termination Style	Minimum Operating Temperature	Maximum Operating Temperature	Package / Case	Diameter	Length	Width	Height	Packaging
NTC Thermistors NTC THERMISTOR 100K OHM 0.5C MELF HM104J1A Littelfuse 1: ₡848,36 5 244In Stock	Mfr. Part # HM104J1A Mouser Part # 576-HM104J1A	Littelfuse	NTC Thermistors NTC THERMISTOR 100K OHM 0.5C MELF Learn More about Littelfuse surface mount thermistors	Datasheet	5 244In Stock	₡848,36 ₡744,27 ₡655,79 ₡634,97 View ₡603,74 ₡551,69 ₡525,67 ₡502,77 ₡464,26	Min.: 1 Mult.: 1	HM	3892 K	100 kOhms		0.5 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MiniMELF-2	0.0603 in	0.135 in	0.0603 in	0.0603 in	Bulk
NTC Thermistors THERMISTOR, US SENSOR WM103J1B Littelfuse 1: ₡2 956,24 2 756In Stock	Mfr. Part # WM103J1B Mouser Part # 803-WM103J1B	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	2 756In Stock	₡2 956,24 ₡2 628,35 ₡2 368,12 ₡2 196,36 View ₡2 102,68 ₡2 003,79 ₡1 998,59 ₡1 832,04 ₡1 774,79	Min.: 1 Mult.: 1	WM	3892 K	10 kOhms		1 C	PCB Mount	SMD/SMT	- 55 C	+ 220 C		0.06 in	0.135 in	0.06 in	0.06 in	Bulk
NTC Thermistors NTC THERMISTOR 2K OHM 10% MELF SM202F1K Littelfuse 1: ₡1 030,52 459In Stock	Mfr. Part # SM202F1K Mouser Part # 576-SM202F1K	Littelfuse	NTC Thermistors NTC THERMISTOR 2K OHM 10% MELF Learn More about Littelfuse surface mount thermistors	Datasheet	459In Stock	₡1 030,52 ₡796,31 ₡666,20 ₡650,58 View ₡593,33 ₡515,78 ₡493,40 ₡467,38	Min.: 1 Mult.: 1	SM	3419 K	2 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MiniMELF-2	0.06 in	0.135 in	0.06 in	0.06 in	Bulk
NTC Thermistors 1K OHM +/-10% SM102B1K Littelfuse 1: ₡837,95 691In Stock	Mfr. Part # SM102B1K Mouser Part # 803-SM102B1K	Littelfuse	NTC Thermistors 1K OHM +/-10% Learn More about Littelfuse surface mount thermistors	Datasheet	691In Stock	₡837,95 ₡796,31 ₡666,20 ₡650,58 View ₡593,33 ₡530,87 ₡498,61 ₡460,61	Min.: 1 Mult.: 1	SM	2941 K	1 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C		0.06 in	0.135 in	0.06 in	0.06 in	Bulk
NTC Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT KR502F0J Littelfuse 1: ₡385,14 3 475In Stock	Mfr. Part # KR502F0J Mouser Part # 576-KR502F0J	Littelfuse	NTC Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT Learn More about Littelfuse surface mount thermistors	Datasheet	3 475In Stock	₡385,14 ₡364,85 ₡341,43 ₡325,29 View ₡310,72 ₡310,20 ₡278,45 ₡261,79 ₡224,32	Min.: 1 Mult.: 1	KR	3550 K	5 kOhms	300 mW	5 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	0805 (2012 metric)		0.0787 in	0.0492 in	0.05 in	Bulk
NTC Thermistors C THERMISTOR 10K OHM 5% 0603 SMT RB103J0J Littelfuse 1: ₡239,41 3 845In Stock	Mfr. Part # RB103J0J Mouser Part # 576-RB103J0J	Littelfuse	NTC Thermistors C THERMISTOR 10K OHM 5% 0603 SMT Learn More about Littelfuse surface mount thermistors	Datasheet	3 845In Stock	₡239,41 ₡222,24 ₡206,10 ₡196,22 View ₡193,09 ₡175,40 ₡166,55 ₡150,41 ₡139,48	Min.: 1 Mult.: 1		3976 K	10 kOhms		5 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	0603 (1608 metric)		0.063 in	0.0315 in	0.0395 in	Bulk
NTC Thermistors THERMISTOR, U.S. SENSOR SM103J1F Littelfuse 1: ₡921,22 2 450In Stock 2 500Expected 10/5/2026	Mfr. Part # SM103J1F Mouser Part # 576-SM103J1F	Littelfuse	NTC Thermistors THERMISTOR, U.S. SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	2 450In Stock 2 500Expected 10/5/2026	₡921,22 ₡879,59 ₡744,27 ₡728,65 View ₡660,99 ₡588,13 ₡520,47	Min.: 1 Mult.: 1		3892 K	10 kOhms		1 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MiniMELF-2	0.06 in	0.135 in	0.06 in	0.06 in	Bulk
NTC Thermistors NTC 10K OHM +/-1% MM103J1F Littelfuse 1: ₡598,54 4 992In Stock	Mfr. Part # MM103J1F Mouser Part # 803-MM103J1F	Littelfuse	NTC Thermistors NTC 10K OHM +/-1% Learn More about Littelfuse surface mount thermistors	Datasheet	4 992In Stock	₡598,54 ₡572,51 ₡536,08 ₡509,54 View ₡460,61 ₡442,92 ₡423,14 ₡390,35	Min.: 1 Mult.: 1	MM	3892 K	10 kOhms		1 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C		0.053 in	0.075 in	0.053 in	0.049 in	Bulk
NTC Thermistors NTC THERMISTOR 1M OHM 10% MELF SM105R1K Littelfuse 1: ₡697,42 118In Stock	Mfr. Part # SM105R1K Mouser Part # 576-SM105R1K	Littelfuse	NTC Thermistors NTC THERMISTOR 1M OHM 10% MELF Learn More about Littelfuse surface mount thermistors	Datasheet	118In Stock	₡697,42 ₡660,99 ₡624,56 ₡593,33 View ₡572,51 ₡515,78 ₡488,20 ₡476,23	Min.: 1 Mult.: 1	SM	4140 K	1 mOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MiniMELF-2	0.06 in	0.135 in	0.06 in	0.06 in	Bulk
NTC Thermistors THERMISTOR, U.S. SENSOR SM303J1K Littelfuse 1: ₡697,42 349In Stock	Mfr. Part # SM303J1K Mouser Part # 576-SM303J1K	Littelfuse	NTC Thermistors THERMISTOR, U.S. SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	349In Stock	₡697,42 ₡660,99 ₡624,56 ₡593,33 View ₡572,51 ₡515,78 ₡493,40 ₡460,61	Min.: 1 Mult.: 1	SM	3892 K	30 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MiniMELF-2	0.06 in	0.135 in	0.06 in	0.06 in
NTC Thermistors NTC 20K OHM +/-1% MM203J1F Littelfuse 1: ₡598,54 55In Stock	Mfr. Part # MM203J1F Mouser Part # 803-MM203J1F	Littelfuse	NTC Thermistors NTC 20K OHM +/-1% Learn More about Littelfuse surface mount thermistors	Datasheet	55In Stock	₡598,54 ₡572,51 ₡536,08 ₡509,54 View ₡460,61 ₡433,03 ₡415,33 ₡390,35	Min.: 1 Mult.: 1	MM	3892 K	20 kOhms		1 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MicroMELF-2	0.053 in	0.075 in			Bulk
NTC Thermistors NTC 10K OHM +/-10% SM103J1K-TR Littelfuse 1: ₡265,44 2 578In Stock	Mfr. Part # SM103J1K-TR Mouser Part # 803-SM103J1K-TR	Littelfuse	NTC Thermistors NTC 10K OHM +/-10% Learn More about Littelfuse industrial portfolio	Datasheet	2 578In Stock	Cut Tape ₡265,44 ₡250,34 ₡234,21 ₡222,24 View Reel ₡157,18 ₡211,83 ₡191,01 ₡182,16 ₡157,18 MouseReel Available	Min.: 1 Mult.: 1 : 2 500	SM	3892 K	10 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C		0.06 in	0.135 in	0.06 in	0.06 in	Reel, Cut Tape, MouseReel
NTC Thermistors THERMISTOR, U.S. SENSOR SM502F1K Littelfuse 1: ₡697,42 103In Stock	Mfr. Part # SM502F1K Mouser Part # 803-SM502F1K	Littelfuse	NTC Thermistors THERMISTOR, U.S. SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	103In Stock	₡697,42 ₡660,99 ₡624,56 ₡593,33 View ₡572,51 ₡515,78 ₡493,40 ₡460,61	Min.: 1 Mult.: 1	SM	3419 K	5 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C		0.06 in	0.135 in	0.06 in	0.06 in	Bulk
NTC Thermistors NTC THRM CHIP 3750 10K 5% TR KR103G0J-TR Littelfuse 1: ₡234,21 3 219In Stock	Mfr. Part # KR103G0J-TR Mouser Part # 576-KR103G0J-TR	Littelfuse	NTC Thermistors NTC THRM CHIP 3750 10K 5% TR Learn More about Littelfuse surface mount thermistors	Datasheet	3 219In Stock	Cut Tape ₡234,21 ₡220,16 ₡205,06 ₡195,17 View Reel ₡145,73 ₡185,81 ₡167,07 ₡158,22 ₡145,73 MouseReel Available	Min.: 1 Mult.: 1 : 3 500															Reel, Cut Tape, MouseReel
NTC Thermistors THERMISTOR US SENSOR BC103J1K Littelfuse 1: ₡1 259,53 172In Stock	Mfr. Part # BC103J1K Mouser Part # 803-BC103J1K	Littelfuse	NTC Thermistors THERMISTOR US SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	172In Stock	₡1 259,53 ₡1 202,28 ₡1 134,61 ₡1 087,77 View ₡1 046,14 ₡942,04 ₡921,22 ₡858,77	Min.: 1 Mult.: 1	BC	3892 K	10 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 150 C			0.04 in	0.04 in	0.015 in	Bulk
NTC Thermistors NTC THERMISTOR 10K OHM 5% 0603 SMT RB103E0J Littelfuse 1: ₡359,12 240Expected 12/7/2026	Mfr. Part # RB103E0J Mouser Part # 576-RB103E0J	Littelfuse	NTC Thermistors NTC THERMISTOR 10K OHM 5% 0603 SMT Learn More about Littelfuse rb thermistors	Datasheet	240Expected 12/7/2026	₡359,12 ₡272,72 ₡234,73 ₡226,40 View ₡193,09 ₡184,77 ₡167,59 ₡159,78 ₡139,48	Min.: 1 Mult.: 1	RB	3435 K	10 kOhms	150 mW	5 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	0603 (1608 metric)		0.063 in	0.0315 in	0.0395 in	Bulk
NTC Thermistors NTC 100K OHM +/-1% MM104J1F Littelfuse 1: ₡598,54 10In Stock 2 000On Order	Mfr. Part # MM104J1F Mouser Part # 803-MM104J1F	Littelfuse	NTC Thermistors NTC 100K OHM +/-1% Learn More about Littelfuse surface mount thermistors	Datasheet	10In Stock 2 000On Order On Order Ship Dates Mfr. #: MM104J1F Stock: 10 Can Ship Immediately On Order: 1 000 Expected 10/8/2026 1 000 Expected 1/4/2027 Factory Lead-Time: 12 Weeks	₡598,54 ₡572,51 ₡536,08 ₡509,54 View ₡487,68 ₡442,92 ₡423,14 ₡390,35	Min.: 1 Mult.: 1	MM	3892 K	100 kOhms		1 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C		0.053 in	0.075 in	0.053 in	0.049 in	Bulk
NTC Thermistors THERMISTOR, US SENSO KR104R0J Littelfuse 1: ₡603,74 3 493Expected 10/28/2026	Mfr. Part # KR104R0J Mouser Part # 576-KR104R0J	Littelfuse	NTC Thermistors THERMISTOR, US SENSO Learn More about Littelfuse surface mount thermistors	Datasheet	3 493Expected 10/28/2026	₡603,74 ₡451,24 ₡360,68 ₡339,34 View ₡331,02 ₡278,45 ₡261,79 ₡239,93	Min.: 1 Mult.: 1	KR	4250 K	100 kOhms	300 mW	5 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	0805 (2012 metric)		0.0787 in	0.0492 in	0.05 in
NTC Thermistors NTC THERMISTOR 1K OHM 5% 1206 SMT LR102D0J Littelfuse 1: ₡905,61 250Expected 1/27/2027	Mfr. Part # LR102D0J Mouser Part # 576-LR102D0J	Littelfuse	NTC Thermistors NTC THERMISTOR 1K OHM 5% 1206 SMT Learn More about Littelfuse surface mount thermistors	Datasheet	250Expected 1/27/2027	₡905,61 ₡676,61 ₡541,28 ₡509,02 View ₡496,52 ₡496,00 ₡416,89 ₡384,10 ₡353,92	Min.: 1 Mult.: 1	LR	3250 K	1 kOhms	400 mW	5 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	1206 (3216 metric)		0.126 in	0.063 in	0.05 in	Bulk
NTC Thermistors NTC THERMISTOR 10K O HM 0.5C MELF HM103J1A Littelfuse 1: ₡1 051,34 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # HM103J1A Mouser Part # 576-HM103J1A	Littelfuse	NTC Thermistors NTC THERMISTOR 10K O HM 0.5C MELF Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	₡1 051,34 ₡811,93 ₡676,61 ₡666,20 View ₡603,74 ₡530,87 ₡503,29 ₡464,26	Min.: 1 Mult.: 1	HM	3892 K	10 kOhms		0.5 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MiniMELF-2	0.0603 in	0.135 in			Bulk
NTC Thermistors NTC THERMISTOR 10K OHM 10% MELF MM103J1K Littelfuse 1: ₡499,65 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # MM103J1K Mouser Part # 576-MM103J1K	Littelfuse	NTC Thermistors NTC THERMISTOR 10K OHM 10% MELF Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	₡499,65 ₡474,14 ₡444,48 ₡423,66 View ₡405,44 ₡367,45 ₡353,40 ₡325,29	Min.: 1 Mult.: 1	MM	3892 K	10 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MicroMELF-2	0.053 in	0.075 in	0.053 in	0.049 in	Bulk
NTC Thermistors THERMISTOR RA103J0Q-TR Littelfuse 1: ₡270,64 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # RA103J0Q-TR Mouser Part # 576-RA103J0Q-TR	Littelfuse	NTC Thermistors THERMISTOR Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape ₡270,64 ₡206,62 ₡178,00 ₡146,77 Reel ₡104,61 View ₡129,08 ₡123,87 ₡112,42 ₡104,09	Min.: 1 Mult.: 1 : 10 000	RA	3900 K	10 kOhms		1 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C			0.0394 in	0.0197 in	0.028 in	Reel, Cut Tape
NTC Thermistors NTC THERMISTOR 10K OHM 5% 0603 SMT RB103K0J Littelfuse 4 000: ₡141,05 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # RB103K0J Mouser Part # 576-RB103K0J	Littelfuse	NTC Thermistors NTC THERMISTOR 10K OHM 5% 0603 SMT Learn More about Littelfuse rb thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	₡141,05	Min.: 4 000 Mult.: 4 000	RB	4000 K	10 kOhms	150 mW	5 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	0603 (1608 metric)		0.063 in	0.0315 in	0.0395 in	Bulk
NTC Thermistors NTC THERMISTOR SB102F1K Littelfuse 1: ₡952,45 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # SB102F1K Mouser Part # 576-SB102F1K	Littelfuse	NTC Thermistors NTC THERMISTOR Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	₡952,45 ₡733,86 ₡614,15 ₡598,54 View ₡546,49 ₡481,95 ₡469,46 ₡434,59	Min.: 1 Mult.: 1	SB	3419 K	1 kOhms		10 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MELF-2	0.096 in	0.135 in	0.06 in	0.096 in	Bulk
NTC Thermistors CUSTOM TEMPERATURE SENSOR SM104J1F Littelfuse 1: ₡1 155,43 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # SM104J1F Mouser Part # 576-SM104J1F	Littelfuse	NTC Thermistors CUSTOM TEMPERATURE SENSOR Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	₡1 155,43 ₡890,00 ₡744,27 ₡728,65 View ₡660,99 ₡614,15 ₡577,72 ₡567,31 ₡520,47	Min.: 1 Mult.: 1		3892 K	100 kOhms		1 %	PCB Mount	SMD/SMT	- 55 C	+ 220 C	MiniMELF-2	0.06 in	0.135 in

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