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. The Littelfuse Surface Mount Thermistors portfolio includes surface mount end-banded chip thermistors, leadless top/bottom terminated chip thermistors, inrush current limiters (power thermistors), and more.

Results: 74
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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
B Parameter
Resistance
Power Rating
Tolerance
Mounting Style
Termination Style
Minimum Operating Temperature
Maximum Operating Temperature
Package/Case
Diameter
Length
Width
Height
Packaging
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K OHM 1C MELF
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2.500
Mult.: 2.500

WM 3892 K 10 kOhms 1 C PCB Mount SMD/SMT - 55 C + 220 C MiniMELF-2 0.06 in 0.135 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 1C MELF
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1

WM 3892 K 100 kOhms 1 C PCB Mount SMD/SMT - 55 C + 220 C MiniMELF-2 0.06 in 0.135 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors 500 OHM +/-10%
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 500
Mult.: 500

SM 2941 K 500 Ohms 10 % PCB Mount SMD/SMT - 55 C + 220 C 0.06 in 0.135 in 0.06 in 0.06 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 15K OHM 0.5C MELF
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

HM 3892 K 15 kOhms 0.5 % PCB Mount SMD/SMT - 55 C + 220 C MiniMELF-2 0.0603 in 0.135 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 20K OHM 0.5C MELF
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

HM 3892 K 20 kOhms 0.5 % PCB Mount SMD/SMT - 55 C + 220 C MiniMELF-2 0.0603 in 0.135 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 50K OHM 0.5C MELF
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

HM 3892 K 50 kOhms 0.5 % PCB Mount SMD/SMT - 55 C + 220 C MiniMELF-2 0.0603 in 0.135 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 5% 0805 SMT
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

KR 3250 K 1 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
Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR
Datasheet
Non-Stocked
Min.: 3.500
Mult.: 3.500

KR 3435 K 10 kOhms 300 mW 5 % PCB Mount SMD/SMT - 40 C + 125 C 0805 (2012 metric) 0.0787 in 0.0492 in 0.05 in
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THRM CHIP ?3750 10K 5% TR
Datasheet
Non-Stocked Lead-Time 15 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.500

Reel, Cut Tape, MouseReel
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 200K OHM 5% 0805 SMT
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

KR 4250 K 200 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
Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS
Datasheet
Non-Stocked
Min.: 500
Mult.: 500

KR 4100 K 2.5 kOhms 300 mW 5 % PCB Mount SMD/SMT - 40 C + 125 C 0805 (2012 metric) 0.0787 in 0.0492 in 0.05 in
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 500 OHM 5% 0805 SMT
Datasheet
Non-Stocked
Min.: 500
Mult.: 1

KR 3250 K 500 Ohms 300 mW 5 % PCB Mount SMD/SMT - 40 C + 125 C 0805 (2012 metric) 0.0787 in 0.0492 in 0.05 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 5% 1206 SMT
Datasheet
Non-Stocked
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
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.5K OHM 5% 1206 SMT
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

LR 4100 K 2.5 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
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 30K OHM 5% 1206 SMT
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

LR 4000 K 30 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
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 5K OHM 5% 1206 SMT
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

LR 3550 K 5 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
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 50K OHM 5% 1206 SMT
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

LR 4000 K 50 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
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K OHM 10% MELF
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

MM 3320 K 10 kOhms 10 % PCB Mount SMD/SMT - 55 C + 220 C LL-31-2 0.053 in 0.075 in 0.053 in 0.049 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K OHM 10% MELF
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

MM 3575 K 10 kOhms 10 % PCB Mount SMD/SMT - 55 C + 220 C MicroMELF-2 0.053 in 0.075 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.186K OHM MELF
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

MM 3892 K 2.186 kOhms 10 % PCB Mount SMD/SMT - 55 C + 220 C MicroMELF-2 0.053 in 0.075 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 250K OHM 10% MELF
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

MM 4140 K 250 kOhms 10 % PCB Mount SMD/SMT - 55 C + 220 C MicroMELF-2 0.053 in 0.075 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 3K OHM 10% MELF
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

MM 3419 K 3 kOhms 10 % PCB Mount SMD/SMT - 55 C + 220 C MicroMELF-2 0.053 in 0.075 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 5K OHM 10% MELF
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

MM 3419 K 5 kOhms 10 % PCB Mount SMD/SMT - 55 C + 220 C MicroMELF-2 0.053 in 0.075 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K OHM 5% 0402 SMT
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

RA 3800 K 10 kOhms 40 mW 5 % PCB Mount SMD/SMT - 40 C + 125 C 0402 (1005 metric) 0.0394 in 0.0197 in 0.208 in Bulk
Littelfuse NTC (Negative Temperature Coefficient) Thermistors THERMISTOR
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

RA 3976 K 10 kOhms 5 % PCB Mount SMD/SMT - 40 C + 125 C 0402 (1005 metric) 0.0394 in 0.0197 in 0.028 in Bulk