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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.
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Littelfuse SMA6J5.0A
 Enlarge
576-SMA6J5.0A


To purchase full reel, order in multiples of 5000:
SMA6J5.0A

New Product
New Product


Littelfuse TVS Diodes - Transient Voltage Suppressors 600W TVS Diodes
Data Sheet 4,028
In Stock
Cut Tape
1: $0.47
10: $0.354
100: $0.222
1,000: $0.167
Reel
5,000: $0.142
10,000: View



Min.: 1
Mult.: 1
Reel: 5,000
NXP Semiconductors PUSB3FR4Z
 Enlarge
771-PUSB3FR4Z


To purchase full reel, order in multiples of 5000:
PUSB3FR4Z

New Product
New Product


NXP Semiconductors ESD Suppressors ESD protection for highspeed interfaces
Data Sheet 4,970
In Stock
Cut Tape
1: $0.49
10: $0.335
100: $0.192
1,000: $0.137
Reel
5,000: $0.124
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
ON Semiconductor ESD7504MUTAG
ESD7504MUTAG

New Product
New Product


ON Semiconductor TVS Diodes - Transient Voltage Suppressors LOW CAP ESD Protection
Data Sheet 2,900
In Stock
Cut Tape
1: $0.51
10: $0.34
100: $0.19
1,000: $0.142
2,500: View



Min.: 1
Mult.: 1
81-NCP18XH103D03RB


To purchase full reel, order in multiples of 4000:
NCP18XH103D03RB

New Product
New Product


Murata Electronics NTC Thermistors 0603 10Kohms 0.5%
Data Sheet 1,557
In Stock
Cut Tape
1: $0.55
10: $0.334
100: $0.247
1,000: $0.222
Reel
4,000: $0.179
8,000: View



Min.: 1
Mult.: 1
Reel: 4,000
ON Semiconductor NUP3105LT1G
 Enlarge
NUP3105LT1G

New Product
New Product


ON Semiconductor TVS Diode Arrays SOT-23 3 COMP CPR
Data Sheet 2,888
In Stock
Cut Tape
1: $0.56
10: $0.409
100: $0.257
1,000: $0.199
2,500: View



Min.: 1
Mult.: 1
ON Semiconductor HBL5006HT1G
 Enlarge
HBL5006HT1G

New Product
New Product


ON Semiconductor LED Protection Devices SHUNT HBLED Protection
Data Sheet 3,000
In Stock
Cut Tape
1: $0.57
10: $0.383
100: $0.214
1,000: $0.16
2,500: View



Min.: 1
Mult.: 1
ON Semiconductor HBL5006XV2T1G
 Enlarge
HBL5006XV2T1G

New Product
New Product


ON Semiconductor LED Protection Devices SHUNT HBLED Protection
Data Sheet 3,000
In Stock
Cut Tape
1: $0.57
10: $0.383
100: $0.214
1,000: $0.16
2,500: View



Min.: 1
Mult.: 1
Littelfuse SP0502BXTG
 Enlarge
576-SP0502BXTG


To purchase full reel, order in multiples of 3000:
SP0502BXTG

New Product
New Product


Littelfuse TVS Diode Arrays 1pF 15kV Low Capacitance
Data Sheet 2,851
In Stock
Cut Tape
1: $0.58
10: $0.433
100: $0.272
1,000: $0.204
Reel
3,000: $0.174
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SP4023-01FTG
 Enlarge
576-SP4023-01FTG


To purchase full reel, order in multiples of 3000:
SP4023-01FTG

New Product
New Product


Littelfuse TVS Diode Arrays 1.3pF 12A UNIDIRECTIONAL
Data Sheet 3,078
In Stock
Cut Tape
1: $0.60
10: $0.465
100: $0.30
1,000: $0.24
Reel
3,000: $0.203
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SP4022-01FTG
 Enlarge
576-SP4022-01FTG


To purchase full reel, order in multiples of 3000:
SP4022-01FTG

New Product
New Product


Littelfuse TVS Diode Arrays 1.3pF 15A UNIDIRECTIONAL
Data Sheet 3,190
In Stock
Cut Tape
1: $0.60
10: $0.465
100: $0.30
1,000: $0.24
Reel
3,000: $0.203
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SP3014-02UTG
 Enlarge
576-SP3014-02UTG


To purchase full reel, order in multiples of 3000:
SP3014-02UTG

New Product
New Product


Littelfuse TVS Diode Arrays 1.0pF 80A BI low capacitance
Data Sheet 1,620
In Stock
Cut Tape
1: $0.60
10: $0.465
100: $0.30
1,000: $0.24
Reel
3,000: $0.203
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SP4024-01FTG
 Enlarge
576-SP4024-01FTG


To purchase full reel, order in multiples of 3000:
SP4024-01FTG

New Product
New Product


Littelfuse TVS Diode Arrays 1.3pF 7A UNIDIRECTIONAL
Data Sheet 3,000
In Stock
Cut Tape
1: $0.60
10: $0.465
100: $0.30
1,000: $0.24
Reel
3,000: $0.203
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Texas Instruments TPD4E6B06DPWR
 Enlarge
595-TPD4E6B06DPWR


To purchase full reel, order in multiples of 3000:
TPD4E6B06DPWR

New Product
New Product


Texas Instruments ESD Suppressors 4CH Bidir Low Cap ESD Prot Device
Data Sheet 2,992
In Stock
Cut Tape
1: $0.61
10: $0.519
25: $0.455
50: $0.42
100: View
3,000: $0.158

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Murata Electronics PRF18BC471QS5RB
81-PRF18BC471QS5RB


To purchase full reel, order in multiples of 4000:
PRF18BC471QS5RB

New Product
New Product


Murata Electronics PTC Thermistors 0603 90C 470ohms Posistor-Overheat
Data Sheet 1,640
In Stock
Cut Tape
1: $0.72
10: $0.436
100: $0.323
1,000: $0.291
Reel
4,000: $0.234
8,000: View



Min.: 1
Mult.: 1
Reel: 4,000
81-NXRT15XM202EA1B40


To purchase full reel, order in multiples of 500:
NXRT15XM202EA1B040

New Product
New Product


Murata Electronics NTC Thermistors 0402 2Kohms 3%
Data Sheet 1,000
In Stock
Cut Tape
1: $0.77
10: $0.464
100: $0.344
Reel
500: $0.344
1,000: $0.301
2,500: View



Min.: 1
Mult.: 1
Reel: 500
81-NXRT15XV103FA1B40


To purchase full reel, order in multiples of 500:
NXRT15XV103FA1B040

New Product
New Product


Murata Electronics NTC Thermistors 0402 10Kohms 1%
Data Sheet 1,218
In Stock
More Info Available
Cut Tape
1: $0.79
10: $0.479
100: $0.355
Reel
500: $0.355
1,000: $0.31
2,500: View



Min.: 1
Mult.: 1
Reel: 500
Littelfuse 0476001.MR
 Enlarge
576-0476001.MR


To purchase full reel, order in multiples of 1000:
0476001.MR

New Product
New Product


Littelfuse Surface Mount Fuses SMD FA 1A
Data Sheet 483
In Stock
Cut Tape
1: $1.25
10: $0.936
100: $0.78
200: $0.761
Reel
1,000: $0.565
2,000: View



Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse 047606.3MR
 Enlarge
576-047606.3MR


To purchase full reel, order in multiples of 1000:
047606.3MR

New Product
New Product


Littelfuse Surface Mount Fuses SMD FA 6.3A
Data Sheet 966
In Stock
Cut Tape
1: $1.25
10: $0.936
100: $0.78
200: $0.761
Reel
1,000: $0.565
2,000: View



Min.: 1
Mult.: 1
Reel: 1,000
Bourns 2015-42-SMH-RPLF
 Enlarge
652-2015-42-SMH-RPLF


To purchase full reel, order in multiples of 2000:
2015-42-SMH-RPLF

New Technology
New Technology


Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 500V FLAT GDT Horizontal
Data Sheet 840
In Stock
Cut Tape
1: $1.34
10: $1.01
100: $0.84
250: $0.816
Reel
2,000: $0.55
4,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,000
Bourns 2015-09-SMH-RPLF
 Enlarge
652-2015-09-SMH-RPLF


To purchase full reel, order in multiples of 2000:
2015-09-SMH-RPLF

New Technology
New Technology


Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 150V FLAT GDT Horizontal
Data Sheet 892
In Stock
Cut Tape
1: $1.34
10: $1.01
100: $0.84
250: $0.816
Reel
2,000: $0.55
4,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,000
Bourns 2015-35-SMH-RPLF
 Enlarge
652-2015-35-SMH-RPLF


To purchase full reel, order in multiples of 2000:
2015-35-SMH-RPLF

New Technology
New Technology


Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 420V FLAT GDT Horizontal
Data Sheet 940
In Stock
Cut Tape
1: $1.34
10: $1.01
100: $0.84
250: $0.816
Reel
2,000: $0.55
4,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,000
Bourns 2015-23-SMH-RPLF
 Enlarge
652-2015-23-SMH-RPLF


To purchase full reel, order in multiples of 2000:
2015-23-SMH-RPLF

New Technology
New Technology


Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 350V FLAT GDT Horizontal
Data Sheet 950
In Stock
Cut Tape
1: $1.34
10: $1.01
100: $0.84
250: $0.816
Reel
2,000: $0.55
4,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,000
Bourns 2015-15-SMC-RPLF
 Enlarge
652-2015-15-SMC-RPLF


To purchase full reel, order in multiples of 500:
2015-15-SMC-RPLF

New Technology
New Technology


Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230V FLAT GDT Vertical
Data Sheet 390
In Stock
Cut Tape
1: $1.37
10: $0.985
100: $0.835
Reel
500: $0.707
1,000: $0.609
2,500: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 500
Littelfuse 0470.500DR
 Enlarge
576-0470.500DR


To purchase full reel, order in multiples of 1500:
0470.500DR

New Product
New Product


Littelfuse Surface Mount Fuses SMD FA 0.5A
Data Sheet 955
In Stock
Cut Tape
1: $1.48
10: $1.10
100: $0.92
250: $0.897
Reel
1,500: $0.667
3,000: View



Min.: 1
Mult.: 1
Reel: 1,500
NXP Semiconductors BTA420Y-800CT,127
 Enlarge
BTA420Y-800CT,127

New Product
New Product


NXP Semiconductors Triacs 3Q Hi-Com Triac
Data Sheet 786
In Stock
1: $1.63
10: $1.30
100: $1.00
500: $0.89
1,000: View



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