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Optocouplers / Photocouplers

LITEON Optocouplers / Photocouplers are available in standard single, dual, and quad channels. These devices come in Dual-In Package (DIP), Small Outline Package (SOP), Shrink Small Outline Package (SSOP), and Long Small Outline Package (LSOP). The optocouplers / photocouplers are offered with transistor, triac, high speed, Darlington, IGBT drive output, and AC input configurations. These Optocouplers / Photocouplers serve various applications such as switch mode power, battery chargers, fax modems, home appliances, telecommunications, and industry controllers.

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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.
Transistor Output Optocouplers PTR 100%, 3.5KV 4N35S LITEON 1: $0.898 8,517In Stock	Mfr. Part No. 4N35S Mouser Part No 859-4N35S	LITEON	Transistor Output Optocouplers PTR 100%, 3.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	8,517In Stock	$0.898 $0.299 $0.218 $0.203 View $0.197 $0.185	Min.: 1 Mult.: 1
Triac & SCR Output Optocouplers Optocoupler TRIAC MOC3052S-TA1 LITEON 1: $1.25 3,684In Stock	Mfr. Part No. MOC3052S-TA1 Mouser Part No 859-MOC3052S-TA1	LITEON	Triac & SCR Output Optocouplers Optocoupler TRIAC Learn More about LITEON moc30x triac output photocouplers	Datasheet	3,684In Stock	Cut Tape $1.25 $0.869 $0.639 $0.536 Reel $0.457 View $0.431 $0.415 $0.401 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers Optocoupler Photodarlington LTV-352T LITEON 1: $1.07 95,121In Stock	Mfr. Part No. LTV-352T Mouser Part No 859-LTV-352T	LITEON	Transistor Output Optocouplers Optocoupler Photodarlington Learn More about LITEON darlington transistor output photocouplers	Datasheet	95,121In Stock	Cut Tape $1.07 $0.741 $0.544 $0.453 Reel $0.379 View $0.426 $0.371 $0.347 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers Optocoupler Phototrans LTV-354T LITEON 1: $0.734 115,491In Stock	Mfr. Part No. LTV-354T Mouser Part No 859-LTV-354T	LITEON	Transistor Output Optocouplers Optocoupler Phototrans Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	115,491In Stock	Cut Tape $0.734 $0.50 $0.36 $0.296 Reel $0.246 View $0.276 $0.231 $0.215 $0.205 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers PTR 50% 5KV 16 PIN 4CH Optocoupler LTV-247 LITEON 1: $1.85 41,434In Stock 24,000Expected 16/11/2026	Mfr. Part No. LTV-247 Mouser Part No 859-LTV-247	LITEON	Transistor Output Optocouplers PTR 50% 5KV 16 PIN 4CH Optocoupler Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	41,434In Stock 24,000Expected 16/11/2026	Cut Tape $1.85 $1.30 $0.975 $0.828 Reel $0.725 View $0.781 $0.688 $0.645 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Transistor Output Optocouplers Optocoupler AC in 4-CHNL LTV-844S LITEON 1: $2.46 34,058In Stock 61,750On Order	Mfr. Part No. LTV-844S Mouser Part No 859-LTV-844S	LITEON	Transistor Output Optocouplers Optocoupler AC in 4-CHNL Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	34,058In Stock 61,750On Order On Order Ship Dates Mfr. No: LTV-844S Stock: 34,058 Can Dispatch Immediately On Order: 4,800 Pending 56,950 Expected 26/11/2026 Factory Lead Time: 14 Weeks	$2.46 $1.73 $1.31 $1.12 View $1.06 $1.01 $0.966 $0.917	Min.: 1 Mult.: 1
Transistor Output Optocouplers Optocplr Phototrans 4-Channel LTV-846S LITEON 1: $2.04 62,523In Stock 101,742On Order	Mfr. Part No. LTV-846S Mouser Part No 859-LTV-846S	LITEON	Transistor Output Optocouplers Optocplr Phototrans 4-Channel Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	62,523In Stock 101,742On Order On Order Ship Dates Mfr. No: LTV-846S Stock: 62,523 Can Dispatch Immediately On Order: 19,800 Pending 4,592 Expected 9/11/2026 77,350 Expected 25/11/2026 Factory Lead Time: 14 Weeks	$2.04 $1.32 $1.04 $0.885 View $0.815 $0.789 $0.749 $0.702 Quote	Min.: 1 Mult.: 1
Transistor Output Optocouplers Optocplr Phototrans 4-CHNL LTV-847 LITEON 1: $2.05 52,263In Stock	Mfr. Part No. LTV-847 Mouser Part No 859-LTV-847	LITEON	Transistor Output Optocouplers Optocplr Phototrans 4-CHNL Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	52,263In Stock	$2.05 $1.39 $1.05 $0.877 View $0.824 $0.774 $0.737 $0.681 $0.638	Min.: 1 Mult.: 1
Transistor Output Optocouplers Optocoupler, AC 600%, 5KV, 4 PIN LTV-217-C-G LITEON 1: $0.68 125,685In Stock	Mfr. Part No. LTV-217-C-G Mouser Part No 859-LTV217CG	LITEON	Transistor Output Optocouplers Optocoupler, AC 600%, 5KV, 4 PIN Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	125,685In Stock	Cut Tape $0.68 $0.465 $0.335 $0.275 Reel $0.228 View $0.256 $0.216 $0.197 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Triac & SCR Output Optocouplers Optocoupler TRIAC MOC3063S-TA1 LITEON 1: $1.22 50,003In Stock	Mfr. Part No. MOC3063S-TA1 Mouser Part No 859-MOC3063S-TA1	LITEON	Triac & SCR Output Optocouplers Optocoupler TRIAC Learn More about LITEON moc30x triac output photocouplers	Datasheet	50,003In Stock	Cut Tape $1.22 $0.857 $0.63 $0.528 Reel $0.492 View $0.45 $0.424 $0.415 $0.409 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers P/C LTV-356T-TP1-B (2.0) STD. TYPE LTV-356T-TP1-B LITEON 1: $0.394 7,831In Stock	Mfr. Part No. LTV-356T-TP1-B Mouser Part No 859-LTV-356T-TP1-B	LITEON	Transistor Output Optocouplers P/C LTV-356T-TP1-B (2.0) STD. TYPE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	7,831In Stock	Cut Tape $0.394 $0.265 $0.186 $0.151 Reel $0.141 View $0.128 $0.103 $0.098	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers P/C LTV-354T-A STD. TYPE LTV-354T-A LITEON 1: $0.789 19,518In Stock	Mfr. Part No. LTV-354T-A Mouser Part No 859-LTV-354T-A	LITEON	Transistor Output Optocouplers P/C LTV-354T-A STD. TYPE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	19,518In Stock	Cut Tape $0.789 $0.541 $0.39 $0.322 Reel $0.269 View $0.301 $0.256 $0.252 $0.23 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers Optocoupler Photodarlington LTV-355T LITEON 1: $0.734 50,113In Stock	Mfr. Part No. LTV-355T Mouser Part No 859-LTV-355T	LITEON	Transistor Output Optocouplers Optocoupler Photodarlington Learn More about LITEON darlington transistor output photocouplers	Datasheet	50,113In Stock	Cut Tape $0.734 $0.505 $0.363 $0.299 Reel $0.25 View $0.279 $0.237 $0.216 $0.212 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers Optocoupler Phototrans LTV-356T LITEON 1: $0.585 98,212In Stock 69,000Expected 30/11/2026	Mfr. Part No. LTV-356T Mouser Part No 859-LTV-356T	LITEON	Transistor Output Optocouplers Optocoupler Phototrans Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	98,212In Stock 69,000Expected 30/11/2026	Cut Tape $0.585 $0.398 $0.284 $0.233 Reel $0.192 View $0.215 $0.181 $0.165 $0.16 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers P/C LTV-356T BIN B (2.0) STD. TYPE LTV-356T-B LITEON 1: $0.666 41,929In Stock 147,000On Order	Mfr. Part No. LTV-356T-B Mouser Part No 859-LTV-356T-B	LITEON	Transistor Output Optocouplers P/C LTV-356T BIN B (2.0) STD. TYPE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	41,929In Stock 147,000On Order On Order Ship Dates Mfr. No: LTV-356T-B Stock: 41,929 Can Dispatch Immediately On Order: 84,000 Expected 11/1/2027 63,000 Expected 18/1/2027 Factory Lead Time: 12 Weeks	Cut Tape $0.666 $0.456 $0.326 $0.267 Reel $0.222 View $0.248 $0.209 $0.19 $0.185 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers P/C LTV-356T BIN C (2.0) STD. TYPE LTV-356T-C LITEON 1: $0.626 12,794In Stock	Mfr. Part No. LTV-356T-C Mouser Part No 859-LTV-356T-C	LITEON	Transistor Output Optocouplers P/C LTV-356T BIN C (2.0) STD. TYPE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	12,794In Stock	Cut Tape $0.626 $0.43 $0.307 $0.252 Reel $0.223 View $0.234 $0.211 $0.18 $0.175 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers Optocoupler Phototrans LTV-357T LITEON 1: $0.585 30,168In Stock 12,000Expected 1/12/2026	Mfr. Part No. LTV-357T Mouser Part No 859-LTV-357T	LITEON	Transistor Output Optocouplers Optocoupler Phototrans Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	30,168In Stock 12,000Expected 1/12/2026	Cut Tape $0.585 $0.398 $0.284 $0.233 Reel $0.192 View $0.215 $0.181 $0.165 $0.16 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers P/C LTV-357T BIN B (2.0) STD. TYPE LTV-357T-B LITEON 1: $0.626 14,722In Stock	Mfr. Part No. LTV-357T-B Mouser Part No 859-LTV-357T-B	LITEON	Transistor Output Optocouplers P/C LTV-357T BIN B (2.0) STD. TYPE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	14,722In Stock	Cut Tape $0.626 $0.43 $0.307 $0.252 Reel $0.209 View $0.234 $0.204 $0.173 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers Optocoupler Phototrans LTV-358T LITEON 1: $0.762 15,163In Stock	Mfr. Part No. LTV-358T Mouser Part No 859-LTV-358T	LITEON	Transistor Output Optocouplers Optocoupler Phototrans Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	15,163In Stock	Cut Tape $0.762 $0.529 $0.382 $0.316 Reel $0.264 View $0.292 $0.262 $0.245 $0.216 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers Optocoupler LTV-8141S-TA1 LITEON 1: $1.10 8,355In Stock 10,000On Order	Mfr. Part No. LTV-8141S-TA1 Mouser Part No 859-LTV-8141S-TA1	LITEON	Transistor Output Optocouplers Optocoupler Learn More about LITEON darlington transistor output photocouplers	Datasheet	8,355In Stock 10,000On Order On Order Ship Dates Mfr. No: LTV-8141S-TA1 Stock: 8,355 Can Dispatch Immediately On Order: 5,000 Expected 16/11/2026 5,000 Expected 30/11/2026 Factory Lead Time: 12 Weeks	Cut Tape $1.10 $0.764 $0.559 $0.466 Reel $0.42 View $0.394 $0.373 $0.356 $0.347 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers Optocoupler LTV-814HS-TA1 LITEON 1: $0.748 21,957In Stock	Mfr. Part No. LTV-814HS-TA1 Mouser Part No 859-LTV-814HS-TA1	LITEON	Transistor Output Optocouplers Optocoupler Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	21,957In Stock	Cut Tape $0.748 $0.518 $0.378 $0.318 Reel $0.294 View $0.272 $0.256 $0.249 $0.241 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers Optocoupler LTV-816S-TA1 LITEON 1: $0.544 42,586In Stock 45,000Expected 8/12/2026	Mfr. Part No. LTV-816S-TA1 Mouser Part No 859-LTV-816S-TA1	LITEON	Transistor Output Optocouplers Optocoupler Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	42,586In Stock 45,000Expected 8/12/2026	Cut Tape $0.544 $0.373 $0.265 $0.216 Reel $0.199 View $0.178 $0.166 $0.16 $0.158 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers P/C LTV-816S-TA1-A TAPING TYPE II LTV-816S-TA1-A LITEON 1: $0.544 44,446In Stock	Mfr. Part No. LTV-816S-TA1-A Mouser Part No 859-LTV-816S-TA1-A	LITEON	Transistor Output Optocouplers P/C LTV-816S-TA1-A TAPING TYPE II Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	44,446In Stock	Cut Tape $0.544 $0.374 $0.267 $0.218 Reel $0.20 View $0.18 $0.167 $0.162 $0.156	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers Optocoupler LTV-817S-TA1 LITEON 1: $0.544 26,782In Stock 55,000On Order	Mfr. Part No. LTV-817S-TA1 Mouser Part No 859-LTV-817S-TA1	LITEON	Transistor Output Optocouplers Optocoupler Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	26,782In Stock 55,000On Order On Order Ship Dates Mfr. No: LTV-817S-TA1 Stock: 26,782 Can Dispatch Immediately On Order: 5,000 Expected 28/10/2026 50,000 Expected 9/11/2026 Factory Lead Time: 12 Weeks	Cut Tape $0.544 $0.37 $0.264 $0.215 Reel $0.189 View $0.174 $0.16 $0.156 $0.15 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT LTV-817S-TA1-D LITEON 1: $0.544 115,049In Stock	Mfr. Part No. LTV-817S-TA1-D Mouser Part No 859-LTV-817S-TA1-D	LITEON	Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	115,049In Stock	Cut Tape $0.544 $0.374 $0.267 $0.218 Reel $0.194 View $0.178 $0.167 $0.16 $0.152 MouseReel Available	Min.: 1 Mult.: 1 : 1,000

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Optocouplers / Photocouplers

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