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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 MF-SMDF050-2
 Enlarge
652-MF-SMDF050-2


To purchase full reel, order in multiples of 6000:
Bourns Resettable Fuses - PPTC 0.55A 60V 0.2ohm Hold 0.55A Trip1.2a
Data Sheet 43,485
In Stock
Cut Tape
1: $0.40
10: $0.318
100: $0.251
250: $0.227
Reel
6,000: $0.162
12,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 6,000
ON Semiconductor NUP2105LT1G
 Enlarge
863-NUP2105LT1G


To purchase full reel, order in multiples of 3000:
ON Semiconductor TVS Diode Arrays 27V CAN BUS Protection
Data Sheet 147,030
In Stock
Cut Tape
1: $0.43
10: $0.315
100: $0.198
1,000: $0.153
Reel
3,000: $0.13
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 1206L020YR
 Enlarge
576-1206L020YR


To purchase full reel, order in multiples of 4000:
Littelfuse Resettable Fuses - PPTC 24 V .2A .05s
Page 843

Data Sheet
40,383
In Stock
Cut Tape
1: $0.45
10: $0.363
100: $0.301
250: $0.274
Reel
4,000: $0.189
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
Littelfuse 1210L005WR
 Enlarge
576-1210L005


To purchase full reel, order in multiples of 3000:
Littelfuse Resettable Fuses - PPTC 0.05A 30V 1210
Page 843

Data Sheet
50,597
In Stock
Cut Tape
1: $0.48
10: $0.382
100: $0.317
250: $0.288
Reel
3,000: $0.198
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Bourns MF-LSMF300/24X-2
 Enlarge
652-MF-LSMF300/24X-2


To purchase full reel, order in multiples of 3000:
Bourns Resettable Fuses - PPTC 3A 24V 0.02ohm SMD 2920
Page 842

Data Sheet
32,799
In Stock
Cut Tape
1: $0.53
10: $0.424
100: $0.333
250: $0.303
Reel
3,000: $0.22
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
726-ESD8V0L2B03LE632


To purchase full reel, order in multiples of 15000:
Infineon Technologies TVS Diode Arrays Diode TVS Dual Bi-Dir 14V
Page 669

Data Sheet
232,170
In Stock
Cut Tape
1: $0.54
10: $0.308
100: $0.133
1,000: $0.101
Reel
15,000: $0.058
45,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 15,000
ON Semiconductor ESD9R3.3ST5G
 Enlarge
863-ESD9R3.3ST5G


To purchase full reel, order in multiples of 8000:
ON Semiconductor TVS Diodes - Transient Voltage Suppressors ESD PROT UNI SOD923
Data Sheet 47,773
In Stock
Cut Tape
1: $0.57
10: $0.42
100: $0.264
1,000: $0.204
Reel
8,000: $0.162
24,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 8,000
Littelfuse SP1001-02JTG
 Enlarge
576-SP1001-02JTG


To purchase full reel, order in multiples of 3000:
Littelfuse TVS Diode Arrays 2 channels
Page 797

Data Sheet
62,197
In Stock
More Info Available
Cut Tape
1: $0.58
10: $0.376
100: $0.21
1,000: $0.157
Reel
3,000: $0.139
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
TE Connectivity / Raychem SMD030F-2018-2
 Enlarge
650-SMD030F-2018-2


To purchase full reel, order in multiples of 4000:
TE Connectivity / Raychem Resettable Fuses - PPTC .3A 60V 20A Imax
Data Sheet 30,430
In Stock
Cut Tape
1: $0.58
25: $0.373
100: $0.362
250: $0.352
Reel
4,000: $0.254
24,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
595-TPD2EUSB30ADRTR


To purchase full reel, order in multiples of 3000:
Texas Instruments ESD Suppressors 2 Channel ESD/ Surge Solution
Page 808

Data Sheet
49,256
In Stock
Cut Tape
1: $0.61
10: $0.462
100: $0.243
1,000: $0.218
Reel
3,000: $0.186
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
595-TPD2EUSB30DRTR


To purchase full reel, order in multiples of 3000:
Texas Instruments ESD Suppressors 2Ch ESD Solution
Page 808

Data Sheet
67,740
In Stock
Cut Tape
1: $0.61
10: $0.462
100: $0.243
1,000: $0.218
Reel
3,000: $0.186
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Texas Instruments TPD4E001DRLR
 Enlarge
595-TPD4E001DRLR


To purchase full reel, order in multiples of 4000:
Texas Instruments ESD Suppressors 4-Channel +/- 15KV ESD Protection Array
Page 808

Data Sheet
34,174
In Stock
Cut Tape
1: $0.68
10: $0.543
100: $0.405
500: $0.298
Reel
4,000: $0.229
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
Littelfuse PLED6M
 Enlarge
576-PLED6M


To purchase full reel, order in multiples of 3000:
Littelfuse LED Protection Devices LED PROTECTOR 6V
Page 800

Data Sheet
65,659
In Stock
Cut Tape
1: $0.69
10: $0.505
100: $0.318
1,000: $0.245
Reel
3,000: $0.213
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 0251001.MXL
 Enlarge
Littelfuse Fuses with Leads (Through Hole) 125V 1A
Page 865

Data Sheet
29,204
In Stock
1: $0.71
10: $0.556
100: $0.462
200: $0.42
500: View



Min.: 1
Mult.: 1
Texas Instruments TPD4S012DRYR
 Enlarge
595-TPD4S012DRYR


To purchase full reel, order in multiples of 5000:
Texas Instruments ESD Suppressors 4Ch USB ESD Solution w/ Pwr Clamp
Data Sheet 30,666
In Stock
Cut Tape
1: $0.77
10: $0.682
25: $0.603
50: $0.561
100: View
5,000: $0.236

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
NXP Semiconductors PESD3V3X1BL,315
771-PESD3V3X1BL,315


To purchase full reel, order in multiples of 10000:
NXP Semiconductors TVS Diodes - Transient Voltage Suppressors Ultra LW capacitance BIDI ESD Protect dio
Data Sheet 28,310
In Stock
More Info Available
Cut Tape
1: $0.79
10: $0.571
100: $0.40
1,000: $0.32
Reel
10,000: $0.26
20,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
Bussmann / Eaton BK/GMC-1-R
 Enlarge
Bussmann / Eaton Cartridge Fuses SMALL DIM. FUSE
Data Sheet 21,493
In Stock
1: $0.80
10: $0.641
100: $0.534
200: $0.521
500: View



Min.: 1
Mult.: 1
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
24,493
In Stock
Cut Tape
1: $0.89
10: $0.776
100: $0.52
1,000: $0.354
Reel
3,000: $0.312
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse PGB2010402KRHF
 Enlarge
576-PGB2010402KRHF


To purchase full reel, order in multiples of 10000:
Littelfuse ESD Suppressors PULSEGUARD 0402
Data Sheet 24,822
In Stock
Cut Tape
1: $0.90
10: $0.705
100: $0.455
1,000: $0.364
Reel
10,000: $0.288
20,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
ON Semiconductor MCR8DCMT4G
 Enlarge
863-MCR8DCMT4G


To purchase full reel, order in multiples of 2500:
ON Semiconductor SCRs 600V 8A
Data Sheet 21,099
In Stock
Cut Tape
1: $0.91
10: $0.725
100: $0.556
500: $0.492
Reel
2,500: $0.344
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
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
20,595
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
STMicroelectronics USBLC6-2SC6
 Enlarge
511-USBLC6-2SC6


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

Data Sheet
20,498
In Stock
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
EPCOS / TDK B72220S0301K101 EPCOS / TDK Varistors 300volts 8000A
Page 819

Data Sheet
21,407
In Stock
1: $0.95
10: $0.827
100: $0.379
1,500: $0.367
3,000: View



Min.: 1
Mult.: 1
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
Compare up to 20 parts.
92570
Images are for reference only
See Product Specifications