Circuit Protection Devices

Bourns manufactures and supplies a wide range of circuit protection technologies, including fuses, PTC thermistors, varistors, GDTs, resettable thermal cut-offs, surge protection devices, hybrid protectors, discrete semiconductor solutions, and more. Reliable surge protection is a critical design consideration to help ensure operational reliability of consumer electronics, industrial/communication equipment, automotive, battery charging, energy storage infrastructure, and renewable energy harvesting ecosystems.

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Description Datasheet Availability Pricing (JPY) 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
Bourns NTC Thermistors 13 dia Power NTC 5ohm Y kink bulk
Datasheet
11,262In Stock
Min.: 1
Mult.: 1

BN 5 Ohms 3.2 W 20 % PCB Mount Radial - 40 C + 200 C 13 mm 15.5 mm 8 mm 19 mm Bulk
Bourns NTC Thermistors 15 dia Power NTC 120ohm Y kink bulk
Datasheet
11,334In Stock
Min.: 1
Mult.: 1

BN 120 Ohms 3.7 W 20 % PCB Mount Radial - 40 C + 200 C 15 mm 17.5 mm 8 mm 22 mm Bulk
Bourns NTC Thermistors 10 dia Power NTC 16ohm Y kink bulk
Datasheet
9,998In Stock
Min.: 1
Mult.: 1

BN 16 Ohms 2.3 W 20 % PCB Mount Radial - 40 C + 170 C 10 mm 12.5 mm 7.5 mm 17.5 mm Bulk
Bourns NTC Thermistors 15 dia Power NTC 220ohm Y kink bulk
Datasheet
11,948In Stock
Min.: 1
Mult.: 1

BN 220 Ohms 3.7 W 20 % PCB Mount Radial - 40 C + 200 C 15 mm 17.5 mm 8 mm 22 mm Bulk
Bourns NTC Thermistors 20 dia Power NTC 20ohm Y kink bulk
Datasheet
6,166In Stock
Min.: 1
Mult.: 1

BN 20 Ohms 4.9 W 20 % PCB Mount Radial - 40 C + 200 C 20 mm 23.5 mm 8 mm 27 mm Bulk
Bourns NTC Thermistors 5 dia Power NTC 5ohm Y kink bulk
Datasheet
13,568In Stock
Min.: 1
Mult.: 1

BN 5 Ohms 1.6 W 20 % PCB Mount Radial - 40 C + 150 C 5 mm 7.5 mm 6 mm 10 mm Bulk
Bourns NTC Thermistors 15 dia Power NTC 2.5ohm Y kink bulk
Datasheet
10,131In Stock
Min.: 1
Mult.: 1

BN 2.5 Ohms 3.7 W 20 % PCB Mount Radial - 40 C + 200 C 15 mm 17.5 mm 8 mm 22 mm Bulk
Bourns NTC Thermistors 20 dia Power NTC 2.2ohm Y kink bulk
Datasheet
4,493In Stock
Min.: 1
Mult.: 1

BN 2.2 Ohms 4.9 W 20 % PCB Mount Radial - 40 C + 200 C 20 mm 23.5 mm 8 mm 27 mm Bulk
Bourns NTC Thermistors 20 dia Power NTC 5ohm Y kink bulk
Datasheet
5,812In Stock
Min.: 1
Mult.: 1

BN 5 Ohms 4.9 W 20 % PCB Mount Radial - 40 C + 200 C 20 mm 23.5 mm 8 mm 27 mm Bulk
Bourns NTC Thermistors 15 dia Power NTC 33ohm Y kink bulk
Datasheet
7,914In Stock
Min.: 1
Mult.: 1

BN 33 Ohms 3.7 W 20 % PCB Mount Radial - 40 C + 200 C 15 mm 17.5 mm 8 mm 22 mm Bulk
Bourns NTC Thermistors 20 dia Power NTC 2.5ohm Y kink bulk
Datasheet
5,473In Stock
Min.: 1
Mult.: 1

BN 2.5 Ohms 4.9 W 20 % PCB Mount Radial - 40 C + 200 C 20 mm 23.5 mm 8 mm 27 mm Bulk
Bourns NTC Thermistors 10 dia Power NTC 15ohm Y kink bulk
Datasheet
15,058In Stock
Min.: 1
Mult.: 1

BN 15 Ohms 2.3 W 20 % PCB Mount Radial - 40 C + 170 C 10 mm 12.5 mm 7.5 mm 17.5 mm Bulk
Bourns NTC Thermistors 10 dia Power NTC 2.5ohm Y kink bulk
Datasheet
4,859In Stock
Min.: 1
Mult.: 1

BN 2.5 Ohms 2.3 W 20 % PCB Mount Radial - 40 C + 170 C 10 mm 12.5 mm 7.5 mm 17.5 mm Bulk
Bourns NTC Thermistors 20 dia Power NTC 6ohm Y kink bulk
Datasheet
1,432In Stock
Min.: 1
Mult.: 1

BN 6 Ohms 4.9 W 20 % PCB Mount Radial - 40 C + 200 C 20 mm 23.5 mm 8 mm 27 mm Bulk
Bourns NTC Thermistors 10 dia Power NTC 47ohm Y kink bulk
Datasheet
4,833In Stock
Min.: 1
Mult.: 1

BN 47 Ohms 2.3 W 20 % PCB Mount Radial - 40 C + 170 C 10 mm 12.5 mm 7.5 mm 17.5 mm Bulk
Bourns NTC Thermistors 13 dia Power NTC 50ohm Y kink bulk
Datasheet
2,854In Stock
Min.: 1
Mult.: 1

BN 50 Ohms 3.2 W 20 % PCB Mount Radial - 40 C + 200 C 13 mm 15.5 mm 8 mm 19 mm Bulk
Bourns NTC Thermistors 13 dia Power NTC 2.5ohm Y kink bulk
Datasheet
3,107In Stock
Min.: 1
Mult.: 1

BN 2.5 Ohms 3.2 W 20 % PCB Mount Radial - 40 C + 200 C 13 mm 15.5 mm 8 mm 19 mm Bulk
Bourns NTC Thermistors 25 dia Power NTC 18ohm Y kink bulk
Datasheet
1,488In Stock
Min.: 1
Mult.: 1

BN 18 Ohms 7 W 20 % PCB Mount Radial - 40 C + 200 C 25 mm 29 mm 8 mm 35 mm Bulk
Bourns NTC Thermistors NTC, SMD, Sensing, 0402, General, 10kohm, 1%, 3900K, 1%
Datasheet
56,639In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

BTN04G 3900 K 10 kOhms 170 mW 1 % SMD/SMT SMD/SMT - 40 C + 125 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Bourns NTC Thermistors NTC, SMD, Sensing, 0201, General, 10kohm, 1%, 3380K, 1%
Datasheet
29,303In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 15,000

BTN02G 3380 K 10 kOhms 100 mW 1 % SMD/SMT SMD/SMT - 40 C + 125 C 0201 (0603 metric) 0.6 mm 0.3 mm 0.3 mm Reel, Cut Tape, MouseReel
Bourns NTC Thermistors NTC, SMD, Sensing, 0201, General, 100kohm, 1%, 4250K, 1%
Datasheet
28,307In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 15,000

BTN02G 4250 K 100 kOhms 100 mW 1 % SMD/SMT SMD/SMT - 40 C + 125 C 0201 (0603 metric) 0.6 mm 0.3 mm 0.3 mm Reel, Cut Tape, MouseReel
Bourns NTC Thermistors NTC, SMD, Sensing, 0201, General, 47kohm, 1%, 4050K, 1%
Datasheet
30,000In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 15,000

BTN02G 4050 K 47 kOhms 100 mW 1 % SMD/SMT SMD/SMT - 40 C + 125 C 0201 (0603 metric) 0.6 mm 0.3 mm 0.3 mm Reel, Cut Tape, MouseReel
Bourns NTC Thermistors NTC, SMD, Sensing, 0402, General, 10kohm, 1%, 3380K, 1%
Datasheet
16,298In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

BTN04G 3380 K 10 kOhms 170 mW 1 % SMD/SMT SMD/SMT - 40 C + 125 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Bourns NTC Thermistors NTC, SMD, Sensing, 0402, General, 100kohm, 1%, 4250K, 1%
Datasheet
19,553In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

BTN04G 4250 K 100 kOhms 170 mW 1 % SMD/SMT SMD/SMT - 40 C + 125 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Bourns NTC Thermistors NTC, SMD, Sensing, 0402, General, 33kohm, 1%, 4050K, 1%
Datasheet
19,915In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

BTN04G 4050 K 33 kOhms 170 mW 1 % SMD/SMT SMD/SMT - 40 C + 125 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel