Optocouplers/Photocouplers – Mouser United Kingdom

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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 (GBP) 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 Optocoupler Photodarlington LTV-352T LITEON 1: £0.593 95,090In 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	95,090In Stock	Cut Tape £0.593 £0.409 £0.30 £0.25 Reel £0.21 View £0.235 £0.205 £0.191 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	6 V	300 us	150 mA	SMD/SMT	SMD-4	1 Channel	Photodarlington
Transistor Output Optocouplers Optocoupler Phototrans LTV-354T LITEON 1: £0.405 114,836In 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	114,836In Stock	Cut Tape £0.405 £0.276 £0.199 £0.163 Reel £0.136 View £0.153 £0.127 £0.119 £0.113 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		18 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers PTR 50% 5KV 16 PIN 4CH Optocoupler LTV-247 LITEON 1: £1.02 39,608In 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	39,608In Stock 24,000Expected 16/11/2026	Cut Tape £1.02 £0.719 £0.539 £0.457 Reel £0.40 View £0.431 £0.38 £0.356 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 AC in 4-CHNL LTV-844S LITEON 1: £1.36 37,538In Stock 56,950Expected 26/11/2026	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	37,538In Stock 56,950Expected 26/11/2026	£1.36 £0.952 £0.725 £0.621 View £0.587 £0.558 £0.533 £0.506	Min.: 1 Mult.: 1		18 us	50 mA	SMD/SMT	SMD-DIP-16	4 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocplr Phototrans 4-Channel LTV-846S LITEON 1: £1.02 65,126In Stock 97,150On 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	65,126In Stock 97,150On Order On Order Ship Dates Mfr. No: LTV-846S Stock: 65,126 Can Dispatch Immediately On Order: 19,800 Pending 77,350 Expected 25/11/2026 Factory Lead Time: 14 Weeks	£1.02 £0.677 £0.537 £0.448 View £0.421 £0.395 £0.375 £0.347 £0.325	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: £1.13 51,685In 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	51,685In Stock	£1.13 £0.766 £0.581 £0.485 View £0.455 £0.427 £0.407 £0.376 £0.352	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: £0.375 125,685In 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 £0.375 £0.257 £0.185 £0.152 Reel £0.126 View £0.141 £0.12 £0.109 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	6 V	18 us	50 mA	SMD/SMT	SSOP-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV-356T-TP1-B (2.0) STD. TYPE LTV-356T-TP1-B LITEON 1: £0.217 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 £0.217 £0.147 £0.103 £0.083 Reel £0.078 View £0.071 £0.057 £0.054	Min.: 1 Mult.: 1 : 3,000	6 V	4 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers SO8 100% 3.75KV 2CH Optocoupler LTV-208 LITEON 1: £0.89 4,639In Stock	Mfr. Part No. LTV-208 Mouser Part No 859-LTV-208	LITEON	Transistor Output Optocouplers SO8 100% 3.75KV 2CH Optocoupler Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	4,639In Stock	Cut Tape £0.89 £0.627 £0.466 £0.395 Reel £0.335 View £0.372 £0.31 £0.304 £0.298 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	6 V	3 us		SMD/SMT	SOP-8	2 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV-354T-A STD. TYPE LTV-354T-A LITEON 1: £0.436 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 £0.436 £0.299 £0.216 £0.178 Reel £0.148 View £0.166 £0.141 £0.139 £0.127 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: £0.405 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 £0.405 £0.278 £0.201 £0.165 Reel £0.138 View £0.154 £0.131 £0.12 £0.117 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: £0.323 93,209In Stock 69,000Expected 14/12/2026	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	93,209In Stock 69,000Expected 14/12/2026	Cut Tape £0.323 £0.22 £0.157 £0.128 Reel £0.106 View £0.119 £0.10 £0.091 £0.088 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: £0.368 41,884In 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	41,884In Stock 147,000On Order On Order Ship Dates Mfr. No: LTV-356T-B Stock: 41,884 Can Dispatch Immediately On Order: 63,000 Expected 18/01/2027 84,000 Expected 22/01/2027 Factory Lead Time: 12 Weeks	Cut Tape £0.368 £0.251 £0.18 £0.148 Reel £0.122 View £0.137 £0.115 £0.105 £0.102 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	6 V	4 us	50 mA	SMD/SMT		1 Channel	NPN Phototransistor
Transistor Output Optocouplers P/C LTV-356T BIN C (2.0) STD. TYPE LTV-356T-C LITEON 1: £0.346 12,774In 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	12,774In Stock	Cut Tape £0.346 £0.237 £0.169 £0.139 Reel £0.115 View £0.129 £0.109 £0.097 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: £0.323 32,691In Stock 12,000Expected 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	32,691In Stock 12,000Expected 01/12/2026	Cut Tape £0.323 £0.22 £0.157 £0.128 Reel £0.106 View £0.119 £0.10 £0.091 £0.088 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: £0.346 14,691In 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	14,691In Stock	Cut Tape £0.346 £0.237 £0.169 £0.139 Reel £0.115 View £0.129 £0.113 £0.095 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: £0.421 12,163In 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	12,163In Stock	Cut Tape £0.421 £0.292 £0.211 £0.175 Reel £0.146 View £0.162 £0.145 £0.135 £0.12 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: £0.608 13,245In Stock 5,000Expected 14/12/2026	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	13,245In Stock 5,000Expected 14/12/2026	Cut Tape £0.608 £0.422 £0.308 £0.258 Reel £0.232 View £0.217 £0.206 £0.196 £0.191 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: £0.413 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 £0.413 £0.286 £0.209 £0.175 Reel £0.162 View £0.15 £0.141 £0.137 £0.133 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: £0.30 42,406In Stock 45,000Expected 16/11/2026	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	42,406In Stock 45,000Expected 16/11/2026	Cut Tape £0.30 £0.206 £0.147 £0.12 Reel £0.11 View £0.099 £0.092 £0.088 £0.087 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: £0.30 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 £0.30 £0.207 £0.148 £0.12 Reel £0.11 View £0.10 £0.093 £0.089 £0.086	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: £0.30 25,854In 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	25,854In Stock 55,000On Order On Order Ship Dates Mfr. No: LTV-817S-TA1 Stock: 25,854 Can Dispatch Immediately On Order: 5,000 Pending 50,000 Expected 09/11/2026 Factory Lead Time: 12 Weeks	Cut Tape £0.30 £0.204 £0.146 £0.119 Reel £0.105 View £0.096 £0.088 £0.086 £0.083 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: £0.30 115,011In 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	115,011In Stock	Cut Tape £0.30 £0.207 £0.148 £0.12 Reel £0.107 View £0.099 £0.093 £0.088 £0.084 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	6 V	18 us	50 mA	SMD/SMT	PDIP-4 Gull Wing	1 Channel	NPN Phototransistor
Triac & SCR Output Optocouplers P/C MOC3063STA1-V TAPPING TYPE II MOC3063STA1-V LITEON 1: £0.721 5,895In Stock	Mfr. Part No. MOC3063STA1-V Mouser Part No 859-MOC3063STA1-V	LITEON	Triac & SCR Output Optocouplers P/C MOC3063STA1-V TAPPING TYPE II Learn More about LITEON moc30x triac output photocouplers	Datasheet	5,895In Stock	Cut Tape £0.721 £0.501 £0.368 £0.31 Reel £0.29 View £0.265 £0.26 £0.244 £0.238	Min.: 1 Mult.: 1 : 1,000				SMD/SMT	PDIP-6 Gull Wing	1 Channel	PhotoTriac
Transistor Output Optocouplers P/C LTV-214 STD. TYPE LTV-214-AK-G LITEON 1: £0.323 8,327In Stock 9,000Expected 14/12/2026	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	8,327In Stock 9,000Expected 14/12/2026	Cut Tape £0.323 £0.219 £0.156 £0.127 Reel £0.106 View £0.119 £0.10 £0.091 £0.086	Min.: 1 Mult.: 1 : 3,000		3 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor