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.
ESD Protection Diodes / TVS Diodes SMF - CA 8.5V SMF8.5CA Littelfuse 1: $0.925 39,768Expected 1/4/2027	Mfr. Part No. SMF8.5CA Mouser Part No 576-SMF8.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 8.5V Learn More about Littelfuse smf tvs diodes	Datasheet	39,768Expected 1/4/2027	Cut Tape $0.925 $0.415 $0.364 $0.275 Reel $0.163 View $0.261 $0.159 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY USP10981 Littelfuse 1: $34.14 550On Order	Mfr. Part No. USP10981 Mouser Part No 803-USP10981	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	550On Order On Order Ship Dates Mfr. No: USP10981 Stock: 0 On Order: 100 Expected 1/12/2026 100 Expected 9/12/2026 350 Expected 4/1/2027 Factory Lead Time: 13 Weeks	$34.14 $31.48 $30.00 $29.06 View $28.17 $27.34 $25.66	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY USP10978 Littelfuse 1: $35.07 256On Order	Mfr. Part No. USP10978 Mouser Part No 803-USP10978	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	256On Order On Order Ship Dates Mfr. No: USP10978 Stock: 0 On Order: 6 Expected 4/1/2027 50 Expected 15/2/2027 50 Expected 18/2/2027 150 Expected 9/3/2027 Factory Lead Time: 23 Weeks	$35.07 $32.10 $30.06 $27.54 View $27.25 $26.78 $26.76 $24.98 Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1.5kW 27V 5% Uni-Directional 1.5SMC27A Littelfuse 1: $1.52 5,308Expected 28/7/2027	Mfr. Part No. 1.5SMC27A Mouser Part No 576-1.5SMC27A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 27V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5,308Expected 28/7/2027	Cut Tape $1.52 $0.70 $0.619 $0.472 $0.442 Reel $0.326 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 30V 5% Bi-Directional 1.5SMC30CA Littelfuse 1: $1.41 4,550Expected 29/7/2027	Mfr. Part No. 1.5SMC30CA Mouser Part No 576-1.5SMC30CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 30V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	4,550Expected 29/7/2027	Cut Tape $1.41 $0.65 $0.575 $0.442 Reel $0.343 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 480V 5% Uni-Directional 1.5SMC480A Littelfuse 1: $1.97 2,884Expected 12/1/2027	Mfr. Part No. 1.5SMC480A Mouser Part No 576-1.5SMC480A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 480V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	2,884Expected 12/1/2027	Cut Tape $1.97 $1.26 $1.01 $0.849 Reel $0.539 View $0.664 $0.605 $0.528 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 91V 5% Uni-Directional 1.5SMC91A Littelfuse 1: $1.59 3,000Expected 24/5/2027	Mfr. Part No. 1.5SMC91A Mouser Part No 576-1.5SMC91A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 91V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3,000Expected 24/5/2027	Cut Tape $1.59 $0.926 $0.653 $0.509 $0.479 Reel $0.326 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 91V 5% Bi-Directional 1.5SMC91CA Littelfuse 1: $1.67 2,989Expected 8/3/2027	Mfr. Part No. 1.5SMC91CA Mouser Part No 576-1.5SMC91CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 91V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	2,989Expected 8/3/2027	Cut Tape $1.67 $0.771 $0.683 $0.528 $0.505 Reel $0.358 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - A 120V SMF120A Littelfuse 1: $0.857 5,913On Order	Mfr. Part No. SMF120A Mouser Part No 576-SMF120A	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - A 120V Learn More about Littelfuse smf tvs diodes	Datasheet	5,913On Order On Order Ship Dates Mfr. No: SMF120A Stock: 0 On Order: 2,913 Expected 28/12/2026 3,000 Expected 18/1/2027 Factory Lead Time: 18 Weeks	Cut Tape $0.857 $0.384 $0.336 $0.254 Reel $0.16 $0.158 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - A 170V SMF170A Littelfuse 1: $0.993 12,000On Order	Mfr. Part No. SMF170A Mouser Part No 576-SMF170A	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - A 170V Learn More about Littelfuse smf tvs diodes	Datasheet	12,000On Order On Order Ship Dates Mfr. No: SMF170A Stock: 0 On Order: 3,000 Expected 12/11/2026 9,000 Expected 28/12/2026 Factory Lead Time: 18 Weeks	Cut Tape $0.993 $0.578 $0.388 $0.305 Reel $0.192 View $0.254 $0.188 $0.173 $0.156 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 51V SMF51CA Littelfuse 1: $0.87 5,473In Stock	Mfr. Part No. SMF51CA Mouser Part No 576-SMF51CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 51V Learn More about Littelfuse smf tvs diodes	Datasheet	5,473In Stock	Cut Tape $0.87 $0.393 $0.344 $0.26 Reel $0.163 View $0.242 $0.143 $0.141 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 6V SMF6.0CA Littelfuse 1: $0.925 Lead-Time 18 Weeks	Mfr. Part No. SMF6.0CA Mouser Part No 576-SMF6.0CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 6V Learn More about Littelfuse smf tvs diodes	Datasheet	Lead-Time 18 Weeks	Cut Tape $0.925 $0.415 $0.364 $0.275 Reel $0.174 View $0.261 $0.151 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 6.5V SMF6.5CA Littelfuse 1: $0.925 5,999Expected 12/1/2027	Mfr. Part No. SMF6.5CA Mouser Part No 576-SMF6.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 6.5V Learn More about Littelfuse smf tvs diodes	Datasheet	5,999Expected 12/1/2027	Cut Tape $0.925 $0.415 $0.364 $0.275 Reel $0.163 View $0.268 $0.162 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - CA 9V SMF9.0CA Littelfuse 1: $0.925 8,995On Order	Mfr. Part No. SMF9.0CA Mouser Part No 576-SMF9.0CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 9V Learn More about Littelfuse smf tvs diodes	Datasheet	8,995On Order On Order Ship Dates Mfr. No: SMF9.0CA Stock: 0 On Order: 2,995 Expected 8/12/2026 6,000 Expected 11/1/2027 Factory Lead Time: 18 Weeks	Cut Tape $0.925 $0.415 $0.364 $0.275 Reel $0.174 View $0.261 $0.151 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR PROBE 20K NOMJ USP19824 Littelfuse 1: $40.05 10Expected 15/3/2027	Mfr. Part No. USP19824 Mouser Part No 803-USP19824	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR PROBE 20K NOMJ		10Expected 15/3/2027	$40.05 $36.41 $33.37 View $29.55 $29.08 $28.60 $25.51	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 200W 78V 5% Uni-directional SMF78A Littelfuse 1: $0.775 3,000Factory Stock Available	Mfr. Part No. SMF78A Mouser Part No 576-SMF78A	Littelfuse	ESD Protection Diodes / TVS Diodes 200W 78V 5% Uni-directional Learn More about Littelfuse smf tvs diodes	Datasheet	3,000Factory Stock Available More Info Available	Cut Tape $0.775 $0.344 $0.302 $0.226 Reel $0.141 View $0.214 $0.122 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 4.7K OHM 10% SM472F1K Littelfuse 1,000: $1.35 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. SM472F1K Mouser Part No 576-SM472F1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 4.7K OHM 10% Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.35 $1.23	Min.: 1,000 Mult.: 1,000
NTC (Negative Temperature Coefficient) Thermistors 10K OHM +/-10% SM103J1K Littelfuse 1: $1.82 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. SM103J1K Mouser Part No 803-SM103J1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 10K OHM +/-10% Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.82 $1.73 $1.63 $1.55 View $1.50 $1.35 $1.27 $1.20	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 500 OHM +/-10% SM501B1K Littelfuse 500: $1.35 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. SM501B1K Mouser Part No 803-SM501B1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 500 OHM +/-10% Learn More about Littelfuse surface mount thermistors	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.35 $1.31 $1.23	Min.: 500 Mult.: 500
NTC (Negative Temperature Coefficient) Thermistors 10K OHM .5% DEG C PROBE ASMB USP8798 Littelfuse 1: $76.01 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. USP8798 Mouser Part No 803-USP8798	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 10K OHM .5% DEG C PROBE ASMB Learn More about Littelfuse thermistor probes assemblies	Datasheet	Non-Stocked Lead-Time 12 Weeks	$76.01 $70.11 $67.12 $63.63 View $61.77 $59.66	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1.5kW 10V 5% Uni-Directional 1.5SMC10A Littelfuse 1: $1.69 Non-Stocked Lead-Time 34 Weeks	Mfr. Part No. 1.5SMC10A Mouser Part No 576-1.5SMC10A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 10V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	Non-Stocked Lead-Time 34 Weeks	Cut Tape $1.69 $1.06 $0.694 $0.509 $0.464 Reel $0.386 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 11V 5% Uni-Directional 1.5SMC11A Littelfuse 3,000: $0.371 Non-Stocked Lead-Time 34 Weeks	Mfr. Part No. 1.5SMC11A Mouser Part No 576-1.5SMC11A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 11V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	Non-Stocked Lead-Time 34 Weeks	Reel $0.371	Min.: 3,000 Mult.: 3,000 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 150V 5% Bi-Directional 1.5SMC150CA Littelfuse 1: $1.77 Non-Stocked Lead-Time 34 Weeks	Mfr. Part No. 1.5SMC150CA Mouser Part No 576-1.5SMC150CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 150V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	Non-Stocked Lead-Time 34 Weeks	Cut Tape $1.77 $1.12 $0.983 $0.732 View Reel $0.445 $0.566 $0.562 $0.445 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 8.2V 5% Bi-Directional 1.5SMC8.2CA Littelfuse 1: $1.67 Non-Stocked Lead-Time 34 Weeks	Mfr. Part No. 1.5SMC8.2CA Mouser Part No 576-1.5SMC8.2CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 8.2V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	Non-Stocked Lead-Time 34 Weeks	Cut Tape $1.67 $0.771 $0.683 $0.528 $0.505 Reel $0.392 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMF - A 100V SMF100A-T13 Littelfuse 10,000: $0.125 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. SMF100A-T13 Mouser Part No 576-SMF100A-T13	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - A 100V Learn More about Littelfuse smf tvs diodes	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $0.125	Min.: 10,000 Mult.: 10,000 : 10,000

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Types of Circuit Protection