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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)
Quantity RoHS
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EPCOS / TDK B57452V5472J062
 Enlarge
871-B57452V5472J062


To purchase full reel, order in multiples of 51000:
EPCOS / TDK Thermistors - NTC 0805 4.7K 5% B-4480 NTC
Data Sheet 49,754
In Stock
Cut Tape
1: $1.13
10: $0.928
100: $0.339
1,000: $0.311
2,500: View
51,000: $0.169

MouseReel Available


Min.: 1
Mult.: 1
Reel: 51,000
STMicroelectronics BTA24-600BWRG
 Enlarge
STMicroelectronics Triacs 25 Amp 600 Volt
Page 785

Data Sheet
13,792
In Stock
1: $1.15
10: $1.11
100: $0.969
250: $0.94
500: View



Min.: 1
Mult.: 1
Littelfuse 0435.750KR
 Enlarge
576-0435.750KR


To purchase full reel, order in multiples of 10000:
Littelfuse Surface Mount Fuses 32V .75A 0402 Very Fast Acting
Page 859

Data Sheet
17,711
In Stock
Cut Tape
1: $1.15
10: $0.862
100: $0.719
250: $0.698
500: View
10,000: $0.428

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
ON Semiconductor LC03-6R2G
 Enlarge
863-LC03-6R2G


To purchase full reel, order in multiples of 2500:
ON Semiconductor TVS Diode Arrays LO CAPACITANCE SURF MOUNT TVS
Data Sheet 27,144
In Stock
Alternative Packaging
Cut Tape
1: $1.19
10: $0.95
100: $0.73
500: $0.645
Reel
2,500: $0.451
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Bourns CDSOT23-SRV05-4
 Enlarge
652-CDSOT23-SRV05-4


To purchase full reel, order in multiples of 3000:
Bourns TVS Diode Arrays SOT-23 5V 4DIODE Low Capacitance
Page 787

Data Sheet
21,370
In Stock
Cut Tape
1: $1.26
10: $1.01
100: $0.774
500: $0.686
Reel
3,000: $0.466
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SL1002A090SM
 Enlarge
576-SL1002A090SM


To purchase full reel, order in multiples of 1000:
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 70-120V 5A MiniBeta 2 Term
Page 829

Data Sheet
24,827
In Stock
Cut Tape
1: $1.28
10: $1.12
50: $0.961
100: $0.801
Reel
1,000: $0.553
2,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse SG75
 Enlarge
576-SG75


To purchase full reel, order in multiples of 2000:
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 52-98V 2A GDT T/R 2 Term
Page 829

Data Sheet
17,455
In Stock
Cut Tape
1: $1.36
10: $1.20
50: $1.03
100: $0.851
Reel
2,000: $0.557
4,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,000
ON Semiconductor PACVGA200QR
 Enlarge
748-PACVGA200QR


To purchase full reel, order in multiples of 2500:
ON Semiconductor ESD Suppressors Circuit w/ 75 ohm R 24-Pin
Page 794

Data Sheet
19,423
In Stock
Cut Tape
1: $1.52
10: $1.20
100: $0.85
500: $0.78
Reel
2,500: $0.588
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Bourns MF-SD013/250-2
 Enlarge
652-MF-SD013/250-2


To purchase full reel, order in multiples of 400:
MF-SD013/250-2

New Technology
New Technology


Bourns Resettable Fuses - PPTC 0.13A 60V 2ohm SMD
13,399
In Stock
Cut Tape
1: $1.65
10: $1.50
25: $1.42
50: $1.21
Reel
400: $0.95
800: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 400
Littelfuse 5.0SMDJ33A
 Enlarge
576-5.0SMDJ33A


To purchase full reel, order in multiples of 3000:
Littelfuse TVS Diodes - Transient Voltage Suppressors TVS Diode SMC Suf MT
Data Sheet 10,933
In Stock
Cut Tape
1: $1.66
10: $1.34
100: $1.07
500: $0.942
Reel
3,000: $0.726
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
EPCOS / TDK B72220P3421K101 EPCOS / TDK Varistors S20K420E3K1
Data Sheet 10,406
In Stock
1: $1.72
10: $1.53
100: $1.21
500: $0.737
1,500: View



Min.: 1
Mult.: 1
Littelfuse 04611.25ER
 Enlarge
576-04611.25ER


To purchase full reel, order in multiples of 2500:
Littelfuse Surface Mount Fuses 600V 1.25A Telecom Fuse
Page 858

Data Sheet
9,809
In Stock
Cut Tape
1: $1.72
10: $1.48
50: $1.26
100: $1.07
Reel
2,500: $0.702
5,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Bourns TBU-CA065-300-WH
 Enlarge
652-TBU-CA065-300-WH


To purchase full reel, order in multiples of 3000:
Bourns Surge Suppressors Bi-directional TBU
Page 789

Data Sheet
11,600
In Stock
Cut Tape
1: $1.75
10: $1.42
100: $1.14
500: $0.99
Reel
3,000: $0.715
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Bourns TBU-CA065-100-WH
 Enlarge
652-TBU-CA065-100-WH


To purchase full reel, order in multiples of 3000:
Bourns Surge Suppressors Bi-directional TBU
Page 789

Data Sheet
13,192
In Stock
More Info Available
Cut Tape
1: $1.75
10: $1.42
100: $1.14
500: $0.99
Reel
3,000: $0.715
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
EPCOS / TDK B72220S0551K101 EPCOS / TDK Varistors Varistor S20K550
Page 819

Data Sheet
12,203
In Stock
1: $1.81
10: $1.43
100: $1.07
500: $0.81
1,000: View



Min.: 1
Mult.: 1
Littelfuse 0805L110SLYR
 Enlarge
576-0805L110SLYR


To purchase full reel, order in multiples of 4000:
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.10A
Page 843

Data Sheet
9,901
In Stock
Cut Tape
1: $1.82
10: $1.56
50: $1.33
100: $1.12
200: View
4,000: $0.688

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
Bourns CDNBS08-SRDA05-4
 Enlarge
652-CDNBS08-SRDA05-4


To purchase full reel, order in multiples of 2500:
Bourns TVS Diode Arrays SO-8 5V 500W Low Capacitance
Page 788

Data Sheet
9,896
In Stock
Cut Tape
1: $1.91
10: $1.55
100: $1.24
500: $1.08
Reel
2,500: $0.78
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Panasonic ERZ-VF2M471
667-ERZ-VF2M471


To purchase full reel, order in multiples of 2000:
Panasonic Varistors 470V 300A SMD SUR ABSORB ZNR VF
Data Sheet 11,733
In Stock
Cut Tape
1: $2.01
10: $1.31
100: $1.01
500: $0.886
Reel
2,000: $0.771
4,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,000
Littelfuse 5.0SMDJ36CA
 Enlarge
576-5.0SMDJ36CA


To purchase full reel, order in multiples of 3000:
Littelfuse TVS Diodes - Transient Voltage Suppressors TVS Diode SMC Suf MT
Data Sheet 9,825
In Stock
Cut Tape
1: $2.13
10: $1.71
100: $1.37
500: $1.20
Reel
3,000: $0.928
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Bourns 2036-09-SM-RPLF
 Enlarge
652-2036-09-SM-RPLF


To purchase full reel, order in multiples of 1000:
Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 150V Miniature 3 Pole
Data Sheet 13,270
In Stock
Cut Tape
1: $2.15
10: $1.95
25: $1.84
50: $1.57
Reel
1,000: $0.927
2,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 1,000
EPCOS / TDK A81-C90X
 Enlarge
EPCOS / TDK Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 Electrode 8x6mm heavy duty
Page 820

Data Sheet
10,142
In Stock
1: $2.18
10: $1.76
100: $1.35
500: $1.03
1,000: View



Min.: 1
Mult.: 1
Littelfuse 168.6785.4102
 Enlarge
Littelfuse Automotive Fuses FK1 1A 32V Blade FA
Data Sheet 7,848
In Stock
1: $2.20
10: $1.70
50: $1.61
100: $1.36
250: View



Min.: 1
Mult.: 1
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
11,864
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
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.
9,182
In Stock
Cut Tape
1: $2.47
10: $2.00
100: $1.60
500: $1.40
1,000: View
3,000: $1.01

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SE140
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
9,011
In Stock
Cut Tape
1: $2.48
10: $2.25
25: $2.13
50: $1.81
100: View
3,000: $0.938

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Compare up to 20 parts.
92756
Images are for reference only
See Product Specifications