Optocouplers/Photocouplers

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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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Types of Optocouplers/Photocouplers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Vr - Reverse Voltage	Rise Time	Maximum Collector Current	Mounting Style	Package/Case	Number of Channels	Output Type
Transistor Output Optocouplers PTR 50% 5KV 16 PIN 4CH Optocoupler LTV-247 LITEON 1: 1,17 € 47 156In Stock 24 000Expected 26/10/2026	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	47 156In Stock 24 000Expected 26/10/2026	Cut Tape 1,17 € 0,824 € 0,617 € 0,524 € Reel 0,452 € View 0,494 € 0,433 € 0,408 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	6 V	18 us	50 mA	SMD/SMT	SOP-16	4 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler LTV-814S-TA LITEON 1: 0,499 € 2 207In Stock 126 000Expected 25/12/2026	Mfr. Part No. LTV-814S-TA Mouser Part No 859-LTV-814S-TA	LITEON	Transistor Output Optocouplers Optocoupler Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	2 207In Stock 126 000Expected 25/12/2026	Cut Tape 0,499 € 0,342 € 0,247 € 0,204 € Reel 0,187 € View 0,166 € 0,16 € 0,153 € 0,147 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000		18 us	50 mA	SMD/SMT	PDIP-4 Gull Wing	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocplr Phototrans 4-Channel LTV-846S LITEON 1: 1,20 € 36 055In Stock 57 300Expected 28/09/2026	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	36 055In Stock 57 300Expected 28/09/2026	1,20 € 0,842 € 0,615 € 0,513 € View 0,482 € 0,452 € 0,43 € 0,397 € 0,372 €	Min.: 1 Mult.: 1	6 V	18 us	50 mA	SMD/SMT	PDIP-16 Gull Wing	4 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocplr Phototrans 4-CHNL LTV-847 LITEON 1: 1,30 € 53 594In 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	53 594In Stock	1,30 € 0,877 € 0,666 € 0,555 € View 0,521 € 0,489 € 0,466 € 0,431 € 0,403 €	Min.: 1 Mult.: 1	6 V	18 us	50 mA	Through Hole	PDIP-16	4 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler, AC 600%, 5KV, 4 PIN LTV-217-C-G LITEON 1: 0,43 € 126 707In 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	126 707In Stock	Cut Tape 0,43 € 0,294 € 0,212 € 0,174 € Reel 0,144 € View 0,162 € 0,137 € 0,125 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	18 us	50 mA	SMD/SMT	SSOP-4	1 Channel	NPN Phototransistor
Triac & SCR Output Optocouplers Optocoupler TRIAC MOC3063S-TA1 LITEON 1: 0,774 € 88 386In 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	88 386In Stock	Cut Tape 0,774 € 0,542 € 0,398 € 0,334 € Reel 0,311 € View 0,285 € 0,268 € 0,262 € 0,259 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000				SMD/SMT	PDIP-6 Gull Wing	1 Channel	PhotoTriac
Transistor Output Optocouplers P/C LTV-356T-TP1-B (2.0) STD. TYPE LTV-356T-TP1-B LITEON 1: 0,249 € 8 166In 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	8 166In Stock	Cut Tape 0,249 € 0,168 € 0,118 € 0,095 € Reel 0,089 € View 0,081 € 0,065 € 0,062 €	Min.: 1 Mult.: 1 : 3 000	6 V	4 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler Photodarlington LTV-352T LITEON 1: 0,705 € 50 931In Stock 39 000Expected 28/09/2026	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	50 931In Stock 39 000Expected 28/09/2026	Cut Tape 0,705 € 0,488 € 0,358 € 0,299 € Reel 0,254 € View 0,28 € 0,242 € 0,224 € 0,217 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	300 us	150 mA	SMD/SMT	SMD-4	1 Channel	Photodarlington
Transistor Output Optocouplers P/C LTV-354T-A STD. TYPE LTV-354T-A LITEON 1: 0,499 € 19 542In 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 542In Stock	Cut Tape 0,499 € 0,342 € 0,247 € 0,204 € Reel 0,17 € View 0,19 € 0,162 € 0,159 € 0,145 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000		18 us	50 mA	SMD/SMT		1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler Photodarlington LTV-355T LITEON 1: 0,464 € 50 525In 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 525In Stock	Cut Tape 0,464 € 0,319 € 0,23 € 0,189 € Reel 0,158 € View 0,176 € 0,15 € 0,137 € 0,134 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	300 us	80 mA	SMD/SMT	SMD-4	1 Channel	Photodarlington
Transistor Output Optocouplers Optocoupler Phototrans LTV-356T LITEON 1: 0,37 € 98 622In Stock 99 000Expected 28/09/2026	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 622In Stock 99 000Expected 28/09/2026	Cut Tape 0,37 € 0,252 € 0,18 € 0,147 € Reel 0,121 € View 0,136 € 0,114 € 0,104 € 0,101 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	4 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV-356T BIN B (2.0) STD. TYPE LTV-356T-B LITEON 1: 0,421 € 80 653In Stock	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	80 653In Stock	Cut Tape 0,421 € 0,288 € 0,206 € 0,169 € Reel 0,14 € View 0,157 € 0,132 € 0,12 € 0,117 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	4 us	50 mA	SMD/SMT		1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler Phototrans LTV-357T LITEON 1: 0,37 € 25 823In Stock 21 000Expected 01/12/2026	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	25 823In Stock 21 000Expected 01/12/2026	Cut Tape 0,37 € 0,252 € 0,18 € 0,147 € Reel 0,121 € View 0,136 € 0,114 € 0,104 € 0,101 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	18 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV-357T BIN B (2.0) STD. TYPE LTV-357T-B LITEON 1: 0,396 € 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 0,396 € 0,272 € 0,194 € 0,159 € Reel 0,132 € View 0,148 € 0,129 € 0,109 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	18 us	50 mA	SMD/SMT		1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler Phototrans LTV-358T LITEON 1: 0,482 € 15 168In 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 168In Stock	Cut Tape 0,482 € 0,335 € 0,242 € 0,20 € Reel 0,167 € View 0,185 € 0,166 € 0,155 € 0,137 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	6 V	18 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler LTV-8141S-TA1 LITEON 1: 0,697 € 9 605In Stock 15 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	9 605In Stock 15 000On Order On Order Ship Dates Mfr. No: LTV-8141S-TA1 Stock: 9 605 Can Dispatch Immediately On Order: 10 000 Expected 28/09/2026 5 000 Expected 26/10/2026 Factory Lead Time: 12 Weeks	Cut Tape 0,697 € 0,483 € 0,353 € 0,295 € Reel 0,266 € View 0,249 € 0,236 € 0,225 € 0,219 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000		300 us	80 mA	SMD/SMT	PDIP-4 Gull Wing	1 Channel	Photodarlington
Transistor Output Optocouplers Optocoupler LTV-814HS-TA1 LITEON 1: 0,499 € 11 970In Stock 10 000Expected 26/10/2026	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	11 970In Stock 10 000Expected 26/10/2026	Cut Tape 0,499 € 0,345 € 0,249 € 0,206 € Reel 0,191 € View 0,173 € 0,162 € 0,157 € 0,152 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000		18 us	80 mA	SMD/SMT	PDIP-4 Gull Wing	1 Channel	Phototransistor
Transistor Output Optocouplers Optocoupler LTV-816S-TA1 LITEON 1: 0,344 € 51 333In Stock 45 000Expected 08/12/2026	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	51 333In Stock 45 000Expected 08/12/2026	Cut Tape 0,344 € 0,236 € 0,168 € 0,137 € Reel 0,126 € View 0,113 € 0,105 € 0,101 € 0,10 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000	6 V	18 us	50 mA	SMD/SMT	PDIP-4 Gull Wing	1 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV-816S-TA1-A TAPING TYPE II LTV-816S-TA1-A LITEON 1: 0,344 € 49 858In 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	49 858In Stock	Cut Tape 0,344 € 0,237 € 0,169 € 0,138 € Reel 0,126 € View 0,114 € 0,106 € 0,102 € 0,099 €	Min.: 1 Mult.: 1 : 1 000	6 V	18 us	50 mA	SMD/SMT		1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler LTV-817S-TA1 LITEON 1: 0,344 € 29 495In Stock 55 000Expected 26/11/2026	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	29 495In Stock 55 000Expected 26/11/2026	Cut Tape 0,344 € 0,234 € 0,167 € 0,136 € Reel 0,12 € View 0,111 € 0,102 € 0,099 € 0,095 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000	6 V	18 us	50 mA	SMD/SMT	PDIP-4 Gull Wing	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT LTV-817S-TA1-D LITEON 1: 0,344 € 27 253In Stock 87 840On Order	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	27 253In Stock 87 840On Order On Order Ship Dates Mfr. No: LTV-817S-TA1-D Stock: 27 253 Can Dispatch Immediately On Order: 39 840 Expected 30/09/2026 48 000 Expected 10/11/2026 Factory Lead Time: 12 Weeks	Cut Tape 0,344 € 0,237 € 0,169 € 0,138 € Reel 0,123 € View 0,113 € 0,106 € 0,101 € 0,096 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000	6 V	18 us	50 mA	SMD/SMT	PDIP-4 Gull Wing	1 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV354TA-V-36 STD.TYPE LTV354TA-V-36 LITEON 1: 0,318 € 36 677In Stock	Mfr. Part No. LTV354TA-V-36 Mouser Part No 859-LTV354TA-V-36	LITEON	Transistor Output Optocouplers P/C LTV354TA-V-36 STD.TYPE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	36 677In Stock	Cut Tape 0,318 € 0,219 € 0,156 € 0,126 € Reel 0,104 € View 0,117 € 0,098 € 0,09 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000		18 us	50 mA	SMD/SMT		1 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV-214 STD. TYPE LTV-214-AK-G LITEON 1: 0,37 € 10 392In Stock 9 000Expected 26/11/2026	Mfr. Part No. LTV-214-AK-G Mouser Part No 859-LTV-214-AK-G	LITEON	Transistor Output Optocouplers P/C LTV-214 STD. TYPE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	10 392In Stock 9 000Expected 26/11/2026	Cut Tape 0,37 € 0,251 € 0,179 € 0,146 € Reel 0,121 € View 0,136 € 0,114 € 0,104 € 0,099 €	Min.: 1 Mult.: 1 : 3 000		3 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers PTR 20%, 2.5KV 4N25 LITEON 1: 0,447 € 13 336In Stock	Mfr. Part No. 4N25 Mouser Part No 859-4N25	LITEON	Transistor Output Optocouplers PTR 20%, 2.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	13 336In Stock	0,447 € 0,358 € 0,238 € 0,181 € 0,113 €	Min.: 1 Mult.: 1	6 V	3 us	100 mA	Through Hole	PDIP-6	1 Channel	NPN Phototransistor
Transistor Output Optocouplers PTR 20%, 2.5KV 4N25S-TA1 LITEON 1: 0,413 € 12 176In Stock	Mfr. Part No. 4N25S-TA1 Mouser Part No 859-4N25S-TA1	LITEON	Transistor Output Optocouplers PTR 20%, 2.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	12 176In Stock	Cut Tape 0,413 € 0,286 € 0,205 € 0,169 € Reel 0,156 € View 0,144 € 0,142 € 0,138 € 0,123 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000	6 V	3 us	100 mA	SMD/SMT	PDIP-6 Gull Wing	1 Channel	NPN Phototransistor