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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 B57351V5223J060
 Enlarge
871-B57351V5223J060


To purchase full reel, order in multiples of 52000:
EPCOS / TDK Thermistors - NTC 0603 22K 5% B-4000 NTC
Data Sheet 51,319
In Stock
Cut Tape
1: $0.87
10: $0.712
100: $0.261
1,000: $0.239
2,500: View
52,000: $0.13

MouseReel Available


Min.: 1
Mult.: 1
Reel: 52,000
Bourns LSP0900BJR-S
652-LSP0900BJR-S


To purchase full reel, order in multiples of 3000:
Bourns LED Protection Devices LED Shunt Protector 9volts 2 LEDs
Page 842

Data Sheet
24,127
In Stock
Cut Tape
1: $0.89
10: $0.686
100: $0.443
1,000: $0.355
Reel
3,000: $0.291
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 1812L050/30PR
 Enlarge
576-1812L050/30PR


To purchase full reel, order in multiples of 2000:
Littelfuse Resettable Fuses - PPTC PTC 30V POLY SURF MOUNT 1812 .500A
Data Sheet 18,082
In Stock
Cut Tape
1: $0.91
10: $0.684
100: $0.57
250: $0.556
Reel
2,000: $0.392
4,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,000
STMicroelectronics USBLC6-2P6
 Enlarge
511-USBLC6-2P6


To purchase full reel, order in multiples of 3000:
STMicroelectronics ESD Suppressors High Speed Interface Protection Low Cap
Page 804

Data Sheet
19,858
In Stock
More Info Available
Cut Tape
1: $0.92
10: $0.711
100: $0.566
500: $0.516
Reel
3,000: $0.35
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Vishay Semiconductors VESD05A6-HAF-GS08
 Enlarge
78-VESD05A6-HAF


To purchase full reel, order in multiples of 3000:
Vishay Semiconductors ESD Suppressors 5.0 Volt 60 Watt 6 Diode
Data Sheet 49,806
In Stock
Cut Tape
1: $0.95
10: $0.787
50: $0.623
100: $0.457
Reel
3,000: $0.182
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Bourns CD143A-SR05
 Enlarge
652-CD143A-SR05


To purchase full reel, order in multiples of 3000:
Bourns TVS Diode Arrays SOT 143 5V 500W Low Capacitance
Page 787

Data Sheet
21,094
In Stock
Cut Tape
1: $1.08
10: $0.864
100: $0.663
500: $0.588
Reel
3,000: $0.399
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Vishay / BC Components NTCALUG02A103F
 Enlarge
Vishay / BC Components Thermistors - NTC 10K 1% Low Therm Gradient
Page 841

Data Sheet
13,637
In Stock
1: $1.12
10: $0.786
50: $0.736
100: $0.653
200: View



Min.: 1
Mult.: 1
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
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
17,715
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
Littelfuse 0468001.NR
 Enlarge
576-0468001.NR


To purchase full reel, order in multiples of 5000:
Littelfuse Surface Mount Fuses 1A Slo-Blo
Page 859

Data Sheet
15,050
In Stock
Cut Tape
1: $1.15
10: $0.862
100: $0.719
250: $0.698
Reel
5,000: $0.445
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
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 27,269
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
22,224
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
21,877
In Stock
More Info Available
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
22,212
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
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 11,882
In Stock
Cut Tape
1: $1.71
10: $1.38
100: $1.10
500: $0.968
Reel
3,000: $0.727
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
EPCOS / TDK B72220P3421K101 EPCOS / TDK Varistors S20K420E3K1
Data Sheet 10,441
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
10,499
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
14,330
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
EPCOS / TDK B72220S0551K101 EPCOS / TDK Varistors Varistor S20K550
Page 819

Data Sheet
12,519
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
10,141
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-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
10,229
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
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
10,151
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
Schurter 3101.0040 Schurter Fuse Holder FPG4 SLOTTED IP40
Page 869

Data Sheet
4,818
In Stock
1: $2.07
10: $1.88
25: $1.73
50: $1.62
100: View



Min.: 1
Mult.: 1
Honeywell 135-104LAF-J01 Honeywell Thermistors - NTC 100KOhm 5% Axial Thermistor NTC
Data Sheet 9,497
In Stock
1: $2.07
10: $1.10
100: $0.935
500: $0.897
1,000: View



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