Circuit Protection – Mouser Singapore

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY USP10973 Littelfuse 1: $6.20 1,495In Stock	Mfr. Part No. USP10973 Mouser Part No 803-USP10973	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,495In Stock	$6.20 $5.56 $5.32 $5.03 View $4.83 $4.66 $4.31 $4.30	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY USP10976 Littelfuse 1: $6.95 1,129In Stock 2,000Expected 5/1/2027	Mfr. Part No. USP10976 Mouser Part No 803-USP10976	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,129In Stock 2,000Expected 5/1/2027	$6.95 $6.24 $5.86 $5.62 View $5.33 $5.15 $5.14 $4.84 $4.71	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1.5kW 250V 5% Uni-Directional 1.5SMC250A Littelfuse 1: $1.52 7,510In Stock	Mfr. Part No. 1.5SMC250A Mouser Part No 576-1.5SMC250A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 250V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	7,510In Stock	Cut Tape $1.52 $0.706 $0.626 $0.483 $0.475 Reel $0.33 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 550V 5% Bi-Directional 1.5SMC550CA Littelfuse 1: $2.28 7,146In Stock 6,000Expected 8/4/2027	Mfr. Part No. 1.5SMC550CA Mouser Part No 576-1.5SMC550CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 550V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	7,146In Stock 6,000Expected 8/4/2027	Cut Tape $2.28 $1.44 $1.08 $0.959 View Reel $0.532 $0.751 $0.734 $0.532 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 56V 5% Uni-Directional 1.5SMC56A Littelfuse 1: $1.41 11,111In Stock	Mfr. Part No. 1.5SMC56A Mouser Part No 576-1.5SMC56A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 56V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	11,111In Stock	Cut Tape $1.41 $0.65 $0.575 $0.442 Reel $0.326 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 56V 5% Bi-Directional 1.5SMC56CA Littelfuse 1: $1.58 10,065In Stock 9,000Expected 24/5/2027	Mfr. Part No. 1.5SMC56CA Mouser Part No 576-1.5SMC56CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 56V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	10,065In Stock 9,000Expected 24/5/2027	Cut Tape $1.58 $0.728 $0.643 $0.498 $0.491 Reel $0.343 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 75V 5% Bi-Directional 1.5SMC75CA Littelfuse 1: $1.58 8,315In Stock	Mfr. Part No. 1.5SMC75CA Mouser Part No 576-1.5SMC75CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 75V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	8,315In Stock	Cut Tape $1.58 $0.728 $0.643 $0.498 $0.491 Reel $0.343 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 82V 5% Bi-Directional 1.5SMC82CA Littelfuse 1: $1.58 9,253In Stock	Mfr. Part No. 1.5SMC82CA Mouser Part No 576-1.5SMC82CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 82V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	9,253In Stock	Cut Tape $1.58 $0.728 $0.643 $0.498 Reel $0.39 View $0.491 $0.359 $0.343 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 12V 5% Uni-directional SMF12A Littelfuse 1: $0.707 19,734In Stock 63,000On Order	Mfr. Part No. SMF12A Mouser Part No 576-SMF12A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 12V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	19,734In Stock 63,000On Order On Order Ship Dates Mfr. No: SMF12A Stock: 19,734 Can Dispatch Immediately On Order: 27,000 Expected 14/12/2026 36,000 Expected 25/1/2027 Factory Lead Time: 20 Weeks	Cut Tape $0.707 $0.314 $0.275 $0.207 Reel $0.136 View $0.203 $0.117 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 12V SMF12CA Littelfuse 1: $0.83 37,302In Stock	Mfr. Part No. SMF12CA Mouser Part No 576-SMF12CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 12V Learn More about Littelfuse smf tvs diodes	Datasheet	37,302In Stock	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.163 $0.143 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 13V SMF13CA Littelfuse 1: $0.83 29,855In Stock	Mfr. Part No. SMF13CA Mouser Part No 576-SMF13CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 13V Learn More about Littelfuse smf tvs diodes	Datasheet	29,855In Stock	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.154 View $0.242 $0.152 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 14V SMF14CA Littelfuse 1: $0.83 18,570In Stock 27,000On Order	Mfr. Part No. SMF14CA Mouser Part No 576-SMF14CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 14V Learn More about Littelfuse smf tvs diodes	Datasheet	18,570In Stock 27,000On Order On Order Ship Dates Mfr. No: SMF14CA Stock: 18,570 Can Dispatch Immediately On Order: 3,000 Expected 5/11/2026 24,000 Expected 1/12/2026 Factory Lead Time: 18 Weeks	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.154 View $0.242 $0.141 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 15V SMF15CA Littelfuse 1: $0.83 43,819In Stock 48,000Expected 15/12/2026	Mfr. Part No. SMF15CA Mouser Part No 576-SMF15CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 15V Learn More about Littelfuse smf tvs diodes	Datasheet	43,819In Stock 48,000Expected 15/12/2026	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.154 View $0.242 $0.14 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 16V SMF16CA Littelfuse 1: $0.83 76,393In Stock 198,000On Order	Mfr. Part No. SMF16CA Mouser Part No 576-SMF16CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 16V Learn More about Littelfuse smf tvs diodes	Datasheet	76,393In Stock 198,000On Order On Order Ship Dates Mfr. No: SMF16CA Stock: 76,393 Can Dispatch Immediately On Order: 96,000 Expected 21/12/2026 102,000 Expected 8/2/2027 Factory Lead Time: 18 Weeks	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.163 View $0.242 $0.143 $0.141 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 24V 5% Uni-directional SMF24A Littelfuse 1: $0.721 64,483In Stock 42,000Expected 18/2/2027	Mfr. Part No. SMF24A Mouser Part No 576-SMF24A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 24V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	64,483In Stock 42,000Expected 18/2/2027	Cut Tape $0.721 $0.324 $0.284 $0.214 Reel $0.133 View $0.196 $0.117 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 24V SMF24CA Littelfuse 1: $0.952 48,321In Stock 33,000On Order	Mfr. Part No. SMF24CA Mouser Part No 576-SMF24CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 24V Learn More about Littelfuse smf tvs diodes	Datasheet	48,321In Stock 33,000On Order On Order Ship Dates Mfr. No: SMF24CA Stock: 48,321 Can Dispatch Immediately On Order: 18,000 Expected 15/3/2027 15,000 Expected 16/3/2027 Factory Lead Time: 18 Weeks	Cut Tape $0.952 $0.445 $0.382 $0.291 Reel $0.185 View $0.242 $0.16 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 26V 5% Uni-directional SMF26A Littelfuse 1: $0.721 52,360In Stock 42,000Expected 15/3/2027	Mfr. Part No. SMF26A Mouser Part No 576-SMF26A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 26V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	52,360In Stock 42,000Expected 15/3/2027	Cut Tape $0.721 $0.324 $0.284 $0.214 Reel $0.133 View $0.203 $0.117 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 28V SMF28CA Littelfuse 1: $0.83 14,931In Stock 6,000Expected 19/11/2026	Mfr. Part No. SMF28CA Mouser Part No 576-SMF28CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 28V Learn More about Littelfuse smf tvs diodes	Datasheet	14,931In Stock 6,000Expected 19/11/2026	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.155 View $0.242 $0.14 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 30V 5% Uni-directional SMF30A Littelfuse 1: $0.775 30,434In Stock 393,000On Order	Mfr. Part No. SMF30A Mouser Part No 576-SMF30A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 30V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	30,434In Stock 393,000On Order On Order Ship Dates Mfr. No: SMF30A Stock: 30,434 Can Dispatch Immediately On Order: 69,000 Expected 7/12/2026 105,000 Expected 11/2/2027 219,000 Expected 1/3/2027 Factory Lead Time: 20 Weeks	Cut Tape $0.775 $0.344 $0.302 $0.226 Reel $0.141 View $0.186 $0.122 $0.118 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 30V SMF30CA Littelfuse 1: $0.83 14,004In Stock 33,000On Order	Mfr. Part No. SMF30CA Mouser Part No 576-SMF30CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 30V Learn More about Littelfuse smf tvs diodes	Datasheet	14,004In Stock 33,000On Order On Order Ship Dates Mfr. No: SMF30CA Stock: 14,004 Can Dispatch Immediately On Order: 15,000 Expected 24/11/2026 18,000 Expected 2/3/2027 Factory Lead Time: 18 Weeks	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.154 View $0.242 $0.14 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 40V 5% Uni-directional SMF40A Littelfuse 1: $0.721 53,308In Stock 39,000Expected 20/4/2027	Mfr. Part No. SMF40A Mouser Part No 576-SMF40A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 40V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	53,308In Stock 39,000Expected 20/4/2027	Cut Tape $0.721 $0.324 $0.284 $0.214 Reel $0.133 View $0.203 $0.117 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 43V SMF43CA Littelfuse 1: $0.83 15,809In Stock	Mfr. Part No. SMF43CA Mouser Part No 576-SMF43CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 43V Learn More about Littelfuse smf tvs diodes	Datasheet	15,809In Stock	Cut Tape $0.83 $0.37 $0.325 $0.245 Reel $0.155 View $0.242 $0.154 $0.15 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 45V 5% Uni-directional SMF45A Littelfuse 1: $0.748 41,957In Stock 84,000On Order	Mfr. Part No. SMF45A Mouser Part No 576-SMF45A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 45V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	41,957In Stock 84,000On Order On Order Ship Dates Mfr. No: SMF45A Stock: 41,957 Can Dispatch Immediately On Order: 45,000 Expected 9/3/2027 39,000 Expected 7/4/2027 Factory Lead Time: 20 Weeks	Cut Tape $0.748 $0.389 $0.29 $0.219 Reel $0.156 View $0.154 $0.131 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 6V 5% Uni-directional SMF6.0A Littelfuse 1: $0.707 38,165In Stock 51,000Expected 15/3/2027	Mfr. Part No. SMF6.0A Mouser Part No 576-SMF6.0A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 6V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	38,165In Stock 51,000Expected 15/3/2027	Cut Tape $0.707 $0.314 $0.275 $0.207 $0.203 Reel $0.129 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 200W 70V 5% Uni-directional SMF70A Littelfuse 1: $0.789 24,192In Stock	Mfr. Part No. SMF70A Mouser Part No 576-SMF70A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 70V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	24,192In Stock	Cut Tape $0.789 $0.389 $0.336 $0.25 Reel $0.16 View $0.219 $0.137 MouseReel Available	Min.: 1 Mult.: 1 : 3,000

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Types of Circuit Protection