Circuit Protection – Mouser Singapore

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AC/DC Power Supply

Littelfuse AC/DC Power Supply is a commonly used building block in electronic designs. The components in these power supply building blocks need to be reliable and long-lasting, and Littelfuse offers a range of products that fit those requirements. This portfolio of components covers overcurrent and overvoltage protection, the power stage, and output protection. Typical applications for Littelfuse AC/DC Power Supply products include automotive, solar, industrial, manufacturing, and more.

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Types of Circuit Protection

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Results: 7,541

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RoHS Compliant

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Part #

Thyristor Surge Protection Devices - TSPD 5kA 8/20 SURGE RATNG TO-218

P4800MEL
Littelfuse
1: $15.37
250In Stock

Mfr. Part No.
P4800MEL

Mouser Part No
576-P4800MEL

Littelfuse

Thyristor Surge Protection Devices - TSPD 5kA 8/20 SURGE RATNG TO-218

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Datasheet

250In Stock

$15.37

$10.15

$8.76

$8.35

$8.34

Min.: 1
Mult.: 1

Varistors SURFACE MOUNT SM20 VARISTORS

V175SM20
Littelfuse
1: $3.98
1,080In Stock

Mfr. Part No.
V175SM20

Mouser Part No
576-V175SM20

Littelfuse

Varistors SURFACE MOUNT SM20 VARISTORS

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Datasheet

1,080In Stock

Cut Tape

$3.98

$2.99

$2.74

Reel

$2.46

Min.: 1
Mult.: 1

Reel: 108

Varistors 420V 40kA 6000pF

V421DA40
Littelfuse
1: $56.82
53In Stock

Mfr. Part No.
V421DA40

Mouser Part No
576-V421DA40

Littelfuse

Varistors 420V 40kA 6000pF

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Datasheet

53In Stock

$56.82

$52.88

Min.: 1
Mult.: 1

Varistors INDUSTRIAL VARISTOR HIGH ENERGY PCB USE

V551HA40
Littelfuse
1: $33.65
185In Stock

Mfr. Part No.
V551HA40

Mouser Part No
576-V551HA40

Littelfuse

Varistors INDUSTRIAL VARISTOR HIGH ENERGY PCB USE

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Datasheet

185In Stock

$33.65

$30.75

$28.58

$26.24

$24.44

Min.: 1
Mult.: 1

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP140E
Littelfuse
1: $2.75
1,800In Stock

Mfr. Part No.
TMOV14RP140E

Mouser Part No
576-TMOV14RP140E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

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Datasheet

1,800In Stock

$2.75

$2.03

$1.85

$1.64

View

Min.: 1
Mult.: 1

Varistors 150 VAC 120J 395V-CL 10KA-PK

V14X150E
Littelfuse
1: $1.56
8,674In Stock

Mfr. Part No.
V14X150E

Mouser Part No
576-V14X150E

Littelfuse

Varistors 150 VAC 120J 395V-CL 10KA-PK

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Datasheet

8,674In Stock

$1.56

$0.958

$0.87

$0.71

View

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 100A 1P NON-ID

LFJ601001C
Littelfuse
1: $78.94
48In Stock

Mfr. Part No.
LFJ601001C

Mouser Part No
576-LFJ601001C

Littelfuse

Fuse Holder CLASS J FUSEBLOCK 600V 100A 1P NON-ID

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Datasheet

48In Stock

$78.94

$65.73

$60.74

$52.11

View

Min.: 1
Mult.: 1

Varistors THERMALLY PROTECTED VARISTOR 34MM

TMOV34S151MP
Littelfuse
1: $27.83
181In Stock

Mfr. Part No.
TMOV34S151MP

Mouser Part No
576-TMOV34S151MP

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 34MM

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Datasheet

181In Stock

$27.83

$25.44

$22.85

$20.96

$20.21

Min.: 1
Mult.: 1

Cartridge Fuses 250V .5A Slo-Blo

0215.500MXP
Littelfuse
1: $2.67
6,225In Stock

Mfr. Part No.
0215.500MXP

Mouser Part No
576-0215.500MXP

Littelfuse

Cartridge Fuses 250V .5A Slo-Blo

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Datasheet

6,225In Stock

$2.67

$2.25

$2.07

$1.72

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 10A Slo-Blo

0215010.MXEP
Littelfuse
1: $4.13
3,455In Stock

Mfr. Part No.
0215010.MXEP

Mouser Part No
576-0215010.MXEP

Littelfuse

Cartridge Fuses 250V 10A Slo-Blo

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Datasheet

3,455In Stock

$4.13

$3.77

$2.60

$2.24

$1.89

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4.50A

1206L450SLWR
Littelfuse
1: $2.07
3,408In Stock

Mfr. Part No.
1206L450SLWR

Mouser Part No
576-1206L450SLWR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4.50A

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Datasheet

3,408In Stock

Cut Tape

$2.07

$1.83

$1.74

$1.56

View

Reel

$1.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Thyristor Surge Protection Devices - TSPD SPSP, 170V, 35A SOIC, 8L, RoHS

B61089BDR
Littelfuse
1: $2.84
9,990In Stock

Mfr. Part No.
B61089BDR

Mouser Part No
576-B61089BDR

Littelfuse

Thyristor Surge Protection Devices - TSPD SPSP, 170V, 35A SOIC, 8L, RoHS

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Datasheet

9,990In Stock

Cut Tape

$2.84

$1.82

$1.24

$0.99

$0.909

Reel

$0.869

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD HIGH SURGE 140V 1000A

P1500SDLRP
Littelfuse
1: $2.67
3,486In Stock

Mfr. Part No.
P1500SDLRP

Mouser Part No
576-P1500SDLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD HIGH SURGE 140V 1000A

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Datasheet

3,486In Stock

Cut Tape

$2.67

$1.71

$1.15

$0.913

View

Reel

$0.695

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 170V

P1800SALRP
Littelfuse
1: $1.93
4,150In Stock

Mfr. Part No.
P1800SALRP

Mouser Part No
576-P1800SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 170V

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Datasheet

4,150In Stock

Cut Tape

$1.93

$0.524

$0.517

Reel

$0.516

$0.496

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD HIGH SURGE 190V 1000A

P2300SDLRP
Littelfuse
1: $2.67
6,056In Stock

Mfr. Part No.
P2300SDLRP

Mouser Part No
576-P2300SDLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD HIGH SURGE 190V 1000A

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Datasheet

6,056In Stock

Cut Tape

$2.67

$1.71

$1.15

$0.915

Reel

$0.741

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 30A 12V SOT23-5L

SDP0120T023G5RP
Littelfuse
1: $1.92
7,017In Stock

Mfr. Part No.
SDP0120T023G5RP

Mouser Part No
576-SDP0120T023G5RP

Littelfuse

Thyristor Surge Protection Devices - TSPD 30A 12V SOT23-5L

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Datasheet

7,017In Stock

Cut Tape

$1.92

$1.20

$0.798

$0.627

Reel

$0.484

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP420M
Littelfuse
1: $4.11
1,500In Stock

Mfr. Part No.
TMOV14RP420M

Mouser Part No
576-TMOV14RP420M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

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Datasheet

1,500In Stock

$4.11

$2.86

$2.70

$2.31

View

Min.: 1
Mult.: 1

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP275M
Littelfuse
1: $2.77
2,712In Stock

Mfr. Part No.
TMOV20RP275M

Mouser Part No
576-TMOV20RP275M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

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Datasheet

2,712In Stock

$2.77

$2.06

$1.88

$1.68

View

Min.: 1
Mult.: 1

Varistors 10V 150A 1600pF

V14MLA1206NH
Littelfuse
1: $2.61
3,208In Stock

Mfr. Part No.
V14MLA1206NH

Mouser Part No
576-V14MLA1206NH

Littelfuse

Varistors 10V 150A 1600pF

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Datasheet

3,208In Stock

Cut Tape

$2.61

$1.63

$1.50

$1.22

View

Reel

$0.701

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors 26V 100A 190pF

V26MLA0805NT
Littelfuse
1: $0.556
9,367In Stock

Mfr. Part No.
V26MLA0805NT

Mouser Part No
576-V26MLA0805NT

Littelfuse

Varistors 26V 100A 190pF

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Datasheet

9,367In Stock

Cut Tape

$0.556

$0.341

$0.295

$0.272

View

Reel

$0.202

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Varistors 35V 100A 600pF 13 Inch Reel

V56CH8
Littelfuse
1: $2.91
4,000In Stock

Mfr. Part No.
V56CH8

Mouser Part No
576-V56CH8

Littelfuse

Varistors 35V 100A 600pF 13 Inch Reel

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Datasheet

4,000In Stock

Cut Tape

$2.91

$1.95

$1.85

$1.52

View

Reel

$0.935

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Varistors 660V 200pF

V660LA50AP
Littelfuse
1: $3.28
2,625In Stock

Mfr. Part No.
V660LA50AP

Mouser Part No
576-V660LA50AP

Littelfuse

Varistors 660V 200pF

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Datasheet

2,625In Stock

$3.28

$2.24

$2.11

$1.79

View

Min.: 1
Mult.: 1

Varistors 40kA 1050V 40kA 2000pF

V661DA40
Littelfuse
1: $54.18
39In Stock

Mfr. Part No.
V661DA40

Mouser Part No
576-V661DA40

Littelfuse

Varistors 40kA 1050V 40kA 2000pF

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Datasheet

39In Stock

$54.18

$49.08

Min.: 1
Mult.: 1

Varistors 1200V 40kA 1800pF

V751DA40
Littelfuse
1: $72.52
34In Stock

Mfr. Part No.
V751DA40

Mouser Part No
576-V751DA40

Littelfuse

Varistors 1200V 40kA 1800pF

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Datasheet

34In Stock

$72.52

$55.46

Min.: 1
Mult.: 1

Cartridge Fuses 250V 16A TL HBC

0215016.MRET1P
Littelfuse
1: $3.10
1,920In Stock

Mfr. Part No.
0215016.MRET1P

Mouser Part No
576-0215016.MRET1P

Littelfuse

Cartridge Fuses 250V 16A TL HBC

Learn More

Datasheet

1,920In Stock

Cut Tape

$3.10

$2.82

$2.68

$2.17

Reel

$1.40

View

Min.: 1
Mult.: 1

Reel: 1,000

AC/DC Power Supply

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