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All Products > 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 AVX, Bourns, Carling, Cooper Bussmann, EPCOS, Littelfuse, Raychem, TE Connectivity, Vishay, & more. Please view our large selection of circuit protection devices and components below.

Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
(USD)
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Bourns CDNBS08-SRDA3.3-4
Enlarge
652-CDNBS08SRDA3.3-4


To purchase full reel, order in multiples of 2500:
Bourns TVS Diode Arrays SO-8 3.3V 500W Low Capacitance
Page 788

Data Sheet
9,675
In Stock
Cut Tape
1: $1.91
10: $1.73
100: $1.39
500: $1.08
Reel
2,500: $0.81
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Littelfuse 5.0SMDJ33CA
Enlarge
576-5.0SMDJ33CA


To purchase full reel, order in multiples of 3000:
Littelfuse TVS Diodes - Transient Voltage Suppressors TVS Diode SMC Suf MT
Data Sheet 9,184
In Stock
Cut Tape
1: $2.19
10: $1.77
100: $1.42
500: $1.24
Reel
3,000: $0.927
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 5.0SMDJ40CA
Enlarge
576-5.0SMDJ40CA


To purchase full reel, order in multiples of 3000:
Littelfuse TVS Diodes - Transient Voltage Suppressors TVS Diode SMC Suf MT
Data Sheet 10,505
In Stock
Cut Tape
1: $2.24
10: $1.81
100: $1.63
500: $1.26
Reel
3,000: $0.893
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 0805L020YR
Enlarge
576-0805L020YR


To purchase full reel, order in multiples of 4000:
Littelfuse Resettable Fuses - PPTC 9V 0805 .200A POLYFUSE
Page 843

Data Sheet
7,250
In Stock
Cut Tape
1: $2.27
10: $1.83
50: $1.65
100: $1.40
200: View
4,000: $0.901

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
Littelfuse 0805L010YR
Enlarge
576-0805L010


To purchase full reel, order in multiples of 4000:
Littelfuse Resettable Fuses - PPTC 0.10A 15V 0805
Page 843

Data Sheet
7,623
In Stock
Cut Tape
1: $2.27
10: $1.83
50: $1.65
100: $1.40
200: View
4,000: $0.901

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
STMicroelectronics TYN640RG
Enlarge
STMicroelectronics SCRs 40 Amp 600 Volt
Page 785

Data Sheet
7,415
In Stock
1: $2.28
10: $1.84
100: $1.47
500: $1.29
1,000: View



Min.: 1
Mult.: 1
Littelfuse SE140
Enlarge
576-SE140


To purchase full reel, order in multiples of 3000:
SE140

New At Mouser
New At Mouser


Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 140V <0.5 pf IMPL 900 Volts @ 1Kv
Page 829

Data Sheet
10,568
In Stock
Cut Tape
1: $2.36
10: $2.13
100: $2.02
500: $1.72
Reel
3,000: $1.42
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Bourns P850-U180-WH
Enlarge
652-P850-U180-WH


To purchase full reel, order in multiples of 3000:
Bourns Surge Suppressors 180mA 850Vimp
Data Sheet

Product Info.
9,731
In Stock
Cut Tape
1: $2.42
10: $1.96
100: $1.57
500: $1.37
1,000: View
3,000: $0.988

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse Q4015L5
Enlarge
Littelfuse Triacs 400V 15A 50-50-50mA
Data Sheet 6,966
In Stock
1: $2.43
10: $1.96
100: $1.76
500: $1.57
1,000: View



Min.: 1
Mult.: 1
Bourns CDWBS16-PLC01-6
Enlarge
652-CDWBS16-PLC01-6


To purchase full reel, order in multiples of 1000:
Bourns TVS Diode Arrays SO-16 6V Low Capacitance
Page 787

Data Sheet
4,930
In Stock
Cut Tape
1: $2.57
10: $2.49
100: $2.41
250: $2.33
Reel
1,000: $1.92
2,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse 0603L010YR
Enlarge
576-0603L010YR


To purchase full reel, order in multiples of 4000:
Littelfuse Resettable Fuses - PPTC PTC 15V 0603 .100A POLY SURF MOUNT
Page 843

Data Sheet
9,130
In Stock
Cut Tape
1: $2.61
10: $2.11
50: $1.90
100: $1.61
200: View
4,000: $1.03

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
Littelfuse 0154003.DRT
Enlarge
576-0154003.DRT


To purchase full reel, order in multiples of 1500:
Littelfuse Surface Mount Fuses Fuseblock w/ fuse 3A OMNI BLOK 154T
Page 860

Data Sheet
7,231
In Stock
Cut Tape
1: $2.93
10: $2.36
100: $2.13
500: $1.81
Reel
1,500: $1.48
4,500: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 1,500
Littelfuse SP720ABG
Enlarge
Littelfuse ESD Suppressors 35V(SUP) 2A(I(IN)) 130THRM RES
Page 797

Data Sheet
7,193
In Stock
1: $3.11
10: $2.77
100: $2.57
250: $2.27
500: View



Min.: 1
Mult.: 1
Honeywell 135-103FAD-J01
Enlarge
Honeywell Thermistors - NTC 10KOhm 2% Thermistor NTC
Data Sheet 6,377
In Stock
1: $3.26
10: $1.79
100: $1.56
500: $1.48
1,000: View



Min.: 1
Mult.: 1
EPCOS B72540V1140S262
Enlarge
871-B72540V1140S262


To purchase full reel, order in multiples of 1500:
EPCOS Varistors 16Vdc 1200A 5800mJ CN2220S14BAUTOG
Data Sheet 7,720
In Stock
Cut Tape
1: $3.27
10: $2.64
100: $2.02
500: $1.54
Reel
1,500: $1.34
3,000: View



Min.: 1
Mult.: 1
Reel: 1,500
EPCOS B57703M103G40
Enlarge
EPCOS Thermistors - NTC 10k 3988 2%
Page 831

Data Sheet
7,465
In Stock
1: $3.30
10: $2.66
100: $2.04
500: $1.55
1,000: View



Min.: 1
Mult.: 1
Littelfuse 01530008Z
Enlarge
Littelfuse Fuse Holder Inline Vertical Mount
Data Sheet 6,322
In Stock
1: $3.44
10: $2.76
50: $2.53
100: $2.07
250: View



Min.: 1
Mult.: 1
Littelfuse 0481005.HXL
Enlarge
Littelfuse Specialty Fuses 125V 5A With Lens
Data Sheet 4,397
In Stock
1: $3.80
10: $3.04
100: $2.79
250: $2.24
500: View



Min.: 1
Mult.: 1
Honeywell 135-503LAF-J01
Enlarge
Honeywell Thermistors - NTC Glass encapsultd. DO-35 Type
Page 839

Data Sheet
4,357
In Stock
1: $3.94
10: $2.45
50: $2.30
100: $2.17
200: View



Min.: 1
Mult.: 1
Vishay Semiconductors SM8S36AHE3/2D
Enlarge
625-SM8S36AHE3


To purchase full reel, order in multiples of 750:
Vishay Semiconductors TVS Diodes - Transient Voltage Suppressors 8.0W 36V 5% Unidir
Data Sheet 4,853
In Stock
More Info Available
Cut Tape
1: $4.11
10: $3.30
100: $3.00
250: $2.71
Reel
750: $2.05
2,250: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 750
Vishay Semiconductors SM8S26AHE3/2D
Enlarge
625-SM8S26AHE3


To purchase full reel, order in multiples of 750:
Vishay Semiconductors TVS Diodes - Transient Voltage Suppressors 8.0W 26V 5% Unidir
Data Sheet 3,740
In Stock
Cut Tape
1: $4.11
10: $3.30
100: $3.00
250: $2.71
Reel
750: $2.05
2,250: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 750
Vishay Semiconductors SM8S33AHE3/2D
Enlarge
625-SM8S33AHE3


To purchase full reel, order in multiples of 750:
Vishay Semiconductors TVS Diodes - Transient Voltage Suppressors 8.0W 33V 5% Unidir
Data Sheet 5,055
In Stock
Cut Tape
1: $4.11
10: $3.30
100: $3.00
250: $2.71
Reel
750: $2.05
2,250: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 750
576-0242.050UR


To purchase full reel, order in multiples of 500:
Littelfuse Surface Mount Fuses 250V .05A
Data Sheet 5,249
In Stock
Cut Tape
1: $4.78
10: $4.20
100: $3.79
250: $3.46
Reel
500: $2.88
1,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 500
STMicroelectronics BTA25-800BW
Enlarge
STMicroelectronics Triacs 25 Amp 800 Volt
Page 785

Data Sheet
2,637
In Stock
1: $6.72
10: $5.41
100: $4.80
250: $4.44
500: View



Min.: 1
Mult.: 1
Littelfuse Q4040K7TP
Enlarge
Littelfuse Triacs Altnstr 400V 40A Iso 100-100-100mA
Data Sheet 2,306
In Stock
1: $7.59
10: $6.83
25: $6.22
100: $5.80
250: View



Min.: 1
Mult.: 1
Compare up to 20 parts.
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