Circuit Protection

Circuit Protection
Circuit Protection devices and components are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Analog Devices, Bourns, Eaton, Phoenix Contact, TDK EPCOS, Littelfuse, Vishay, & more. 
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Please view our selection of circuit protection devices below.
Results: 361,780
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse ESD Protection Diodes / TVS Diodes 400W 250V 5% Uni-Directional 8,584In Stock
Min.: 1
Mult.: 1
: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 400W 350V 5% Bi-Directional 13,163In Stock
Min.: 1
Mult.: 1
: 5,000

Littelfuse ESD Protection Diodes / TVS Diodes 600W 250V 5% Uni-Directional 13,530In Stock
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 30pF30kV Bi 0201 Flip Chip 80,249In Stock
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes .3pF 10KV 28V SOD8820 17,945In Stock
Min.: 1
Mult.: 1
: 10,000

Littelfuse Varistors SURFACE MOUNT SM7 VARISTORS 2,400In Stock
Min.: 1
Mult.: 1
: 600

KYOCERA AVX Varistors 10VAC 14VDC 0.3J 900 pF 18.5 V 32V 15,240In Stock
Min.: 1
Mult.: 1
: 1,000

Analog Devices Board Mount Surge Protectors Overvoltage, Undervoltage & Reverse S Pr 2,115In Stock
Min.: 1
Mult.: 1
: 500

Analog Devices Board Mount Surge Protectors Surge Stopper w/ Fault Latchoff 645In Stock
Min.: 1
Mult.: 1

Analog Devices Board Mount Surge Protectors Surge Stopper w/ Fault Latchoff 692In Stock
Min.: 1
Mult.: 1

Analog Devices Board Mount Surge Protectors Overvoltage Prot Cntr 953In Stock
Min.: 1
Mult.: 1
: 500

Analog Devices Board Mount Surge Protectors Overvoltage, Undervoltage & Reverse S Pr 3,636In Stock
3,890On Order
Min.: 1
Mult.: 1
: 2,500

Analog Devices Board Mount Surge Protectors 100V Overvoltage, Undervoltage & Reverse 759In Stock
Min.: 1
Mult.: 1

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 10Kohms 1% 1000mm 4,689In Stock
Min.: 1
Mult.: 1

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 10Kohms 2% Radial 3,508In Stock
Min.: 1
Mult.: 1
: 1,500

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 2.2Kohms 5% SMD 21,274In Stock
Min.: 1
Mult.: 1
: 4,000

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 10kOhms 11,496In Stock
Min.: 1
Mult.: 1
: 4,000

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 15Kohms 5% SMD 8,373In Stock
Min.: 1
Mult.: 1
: 4,000

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 47Kohms 3% 14,083In Stock
Min.: 1
Mult.: 1
: 4,000

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 470Kohms 1% SMD 5,350In Stock
Min.: 1
Mult.: 1
: 4,000

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 5Kohms 2% 3480K 1% 7,990In Stock
Min.: 1
Mult.: 1
: 4,000

Texas Instruments PTC (Positive Temperature Coefficient) Thermistors Automotive 1% 47-k o hm linear thermisto A 595-TMP6431QDECTQ1 21,740In Stock
Min.: 1
Mult.: 1
: 10,000

Texas Instruments ESD Protection Diodes / TVS Diodes 18-V bidirectional f lat-clamp surge pro 6,204In Stock
Min.: 1
Mult.: 1
: 3,000

Diodes Incorporated ESD Protection Diodes / TVS Diodes 1500W 10.0V 2,591In Stock
Min.: 1
Mult.: 1
: 3,000

Diodes Incorporated ESD Protection Diodes / TVS Diodes 1500W 16.0V 3,077In Stock
Min.: 1
Mult.: 1
: 3,000