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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 (IDR) Filter the results in the table by unit price based on your quantity.	Qty.
Transistor Output Optocouplers P/C LTV-816S-TA1-D TAPPING TYPE II LTV-816S-TA1-D LITEON 1: Rp7.338 12.900In Stock 12.000Expected 28/12/2026	Mfr. Part No. LTV-816S-TA1-D Mouser Part No 859-LTV-816S-TA1-D	LITEON	Transistor Output Optocouplers P/C LTV-816S-TA1-D TAPPING TYPE II Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	12.900In Stock 12.000Expected 28/12/2026	Cut Tape Rp7.338 Rp5.045 Rp3.596 Rp2.935 Reel Rp2.697 View Rp2.422 Rp2.257 Rp2.183 Rp2.000 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT LTV-817S-TA1-A LITEON 1: Rp7.338 2.959In Stock 5.000Expected 19/10/2026	Mfr. Part No. LTV-817S-TA1-A Mouser Part No 859-LTV-817S-TA1-A	LITEON	Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	2.959In Stock 5.000Expected 19/10/2026	Cut Tape Rp7.338 Rp5.045 Rp3.596 Rp2.935 Reel Rp2.587 View Rp2.385 Rp2.238 Rp2.146 Rp2.000 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT LTV-817S-TA1-B LITEON 1: Rp7.889 487In Stock 10.000Expected 15/12/2026	Mfr. Part No. LTV-817S-TA1-B Mouser Part No 859-LTV-817S-TA1-B	LITEON	Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	487In Stock 10.000Expected 15/12/2026	Cut Tape Rp7.889 Rp5.357 Rp3.816 Rp3.100 Reel Rp2.660 View Rp2.458 Rp2.293 Rp2.183 Rp2.110 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT LTV-817S-TA1-C LITEON 1: Rp7.889 5.590In Stock	Mfr. Part No. LTV-817S-TA1-C Mouser Part No 859-LTV-817S-TA1-C	LITEON	Transistor Output Optocouplers Optocoupler 50% 5kv 4Pin SMT Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	5.590In Stock	Cut Tape Rp7.889 Rp5.357 Rp3.816 Rp3.100 Reel Rp2.642 View Rp2.458 Rp2.257 Rp2.073 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Transistor Output Optocouplers Optocoupler LTV-826S-TA LITEON 1: Rp10.457 940In Stock 10.000Expected 16/10/2026	Mfr. Part No. LTV-826S-TA Mouser Part No 859-LTV-826S-TA	LITEON	Transistor Output Optocouplers Optocoupler Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	940In Stock 10.000Expected 16/10/2026	Cut Tape Rp10.457 Rp7.247 Rp5.229 Rp4.311 Reel Rp3.999 View Rp3.614 Rp3.376 Rp3.211 Rp3.119 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Transistor Output Optocouplers Optocoupler AC in 4-CHNL LTV-844HS LITEON 1: Rp29.537 770In Stock	Mfr. Part No. LTV-844HS Mouser Part No 859-LTV-844HS	LITEON	Transistor Output Optocouplers Optocoupler AC in 4-CHNL Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	770In Stock	Rp29.537 Rp18.713 Rp15.796 Rp13.521 View Rp12.163 Rp11.411 Rp10.953 Rp10.549	Min.: 1 Mult.: 1
Transistor Output Optocouplers Optocoupler LTV-852S-TA1 LITEON 1: Rp16.695 286In Stock	Mfr. Part No. LTV-852S-TA1 Mouser Part No 859-LTV-852S-TA1	LITEON	Transistor Output Optocouplers Optocoupler Learn More about LITEON darlington transistor output photocouplers	Datasheet	286In Stock	Cut Tape Rp16.695 Rp11.595 Rp8.421 Rp7.008 Reel Rp6.311 View Rp5.852 Rp5.467 Rp5.119	Min.: 1 Mult.: 1 : 1.000
Transistor Output Optocouplers P/C LTV356TB-V STD. TYPE (VDE) LTV356TB-V LITEON 1: Rp6.788 1.118In Stock 6.000Expected 26/10/2026	Mfr. Part No. LTV356TB-V Mouser Part No 859-LTV356TB-V	LITEON	Transistor Output Optocouplers P/C LTV356TB-V STD. TYPE (VDE) Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	1.118In Stock 6.000Expected 26/10/2026	Cut Tape Rp6.788 Rp4.660 Rp3.302 Rp2.697 Reel Rp2.220 View Rp2.495 Rp2.036 Rp1.890 Rp1.816 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
Transistor Output Optocouplers P/C LTV826STA1-V TAPPING TYPE II, VDE LTV826STA1-V LITEON 1: Rp13.943 1.729In Stock	Mfr. Part No. LTV826STA1-V Mouser Part No 859-LTV826STA1-V	LITEON	Transistor Output Optocouplers P/C LTV826STA1-V TAPPING TYPE II, VDE Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	1.729In Stock	Cut Tape Rp13.943 Rp9.705 Rp7.082 Rp5.907 Reel Rp5.504 View Rp5.008 Rp4.623 Rp4.385 Rp4.256	Min.: 1 Mult.: 1 : 1.000
Triac & SCR Output Optocouplers Optocoupler TRIAC MOC3020 LITEON 1: Rp13.209 7.896In Stock	Mfr. Part No. MOC3020 Mouser Part No 859-MOC3020	LITEON	Triac & SCR Output Optocouplers Optocoupler TRIAC Learn More about LITEON moc30x triac output photocouplers	Datasheet	7.896In Stock	Rp13.209 Rp10.182 Rp7.210 Rp6.219 View Rp4.440 Rp4.110	Min.: 1 Mult.: 1
Triac & SCR Output Optocouplers Optocoupler TRIAC MOC3020S LITEON 1: Rp11.925 4.485In Stock	Mfr. Part No. MOC3020S Mouser Part No 859-MOC3020S	LITEON	Triac & SCR Output Optocouplers Optocoupler TRIAC Learn More about LITEON moc30x triac output photocouplers	Datasheet	4.485In Stock	Rp11.925 Rp6.311 Rp5.761 Rp4.917 View Rp4.311 Rp3.999 Rp3.688 Rp3.486	Min.: 1 Mult.: 1
Triac & SCR Output Optocouplers Optocoupler TRIAC MOC3020S-TA LITEON 1: Rp12.108 6.761In Stock	Mfr. Part No. MOC3020S-TA Mouser Part No 859-MOC3020S-TA	LITEON	Triac & SCR Output Optocouplers Optocoupler TRIAC Learn More about LITEON moc30x triac output photocouplers	Datasheet	6.761In Stock	Cut Tape Rp12.108 Rp8.402 Rp6.091 Rp5.045 Reel Rp4.697 View Rp4.256 Rp3.981 Rp3.889 Rp3.743 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Triac & SCR Output Optocouplers Optocoupler TRIAC MOC3023S-TA LITEON 1: Rp12.475 426In Stock	Mfr. Part No. MOC3023S-TA Mouser Part No 859-MOC3023S-TA	LITEON	Triac & SCR Output Optocouplers Optocoupler TRIAC Learn More about LITEON moc30x triac output photocouplers	Datasheet	426In Stock	Cut Tape Rp12.475 Rp8.623 Rp6.256 Rp5.174 Reel Rp4.733 View Rp4.330 Rp4.054 Rp3.761 Rp3.596 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Triac & SCR Output Optocouplers 10MBd, dual, open-drain LITEON LTV-063L LTV-063L LITEON 1: Rp37.242 4.000In Stock New At Mouser	Mfr. Part No. LTV-063L Mouser Part No 859-LTV-063L New At Mouser	LITEON	Triac & SCR Output Optocouplers 10MBd, dual, open-drain Learn More about LITEON lite on optocouplers	Datasheet	4.000In Stock	Cut Tape Rp37.242 Rp26.785 Rp20.364 Rp17.557 Reel Rp15.851 View Rp16.658 Rp14.860 Rp14.493	Min.: 1 Mult.: 1 : 2.000
LITEON 10MBd, bipolar LITEON LTV-60LW-TA1 LTV-60LW-TA1 LITEON 1: Rp21.281 3.990In Stock New At Mouser	Mfr. Part No. LTV-60LW-TA1 Mouser Part No 859-LTV-60LW-TA1 New At Mouser	LITEON	LITEON 10MBd, bipolar Learn More about LITEON lite on optocouplers		3.990In Stock	Cut Tape Rp21.281 Rp14.879 Rp11.044 Rp9.338 Reel Rp8.751 View Rp8.164 Rp7.742 Rp7.393 Rp7.283	Min.: 1 Mult.: 1 : 1.000
LITEON 10MBd, open-drain LITEON LTV-M601-H LTV-M601-H LITEON 1: Rp22.749 6.000In Stock New At Mouser	Mfr. Part No. LTV-M601-H Mouser Part No 859-LTV-M601-H New At Mouser	LITEON	LITEON 10MBd, open-drain Learn More about LITEON lite on optocouplers		6.000In Stock	Cut Tape Rp22.749 Rp15.998 Rp11.888 Rp10.072 Reel Rp8.678 View Rp9.467 Rp8.292 Rp7.724 Rp7.504	Min.: 1 Mult.: 1 : 3.000
Transistor Output Optocouplers PTR 20%, 2.5KV 4N25M LITEON 1: Rp8.439 4.316In Stock	Mfr. Part No. 4N25M Mouser Part No 859-4N25M	LITEON	Transistor Output Optocouplers PTR 20%, 2.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	4.316In Stock	Rp8.439 Rp4.403 Rp3.981 Rp3.376 View Rp2.917 Rp2.623 Rp2.477 Rp2.312	Min.: 1 Mult.: 1
Transistor Output Optocouplers PTR 20%, 2.5KV 4N25S LITEON 1: Rp10.090 7.155In Stock	Mfr. Part No. 4N25S Mouser Part No 859-4N25S	LITEON	Transistor Output Optocouplers PTR 20%, 2.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	7.155In Stock	Rp10.090 Rp4.403 Rp3.412 Rp3.284 View Rp3.137 Rp3.045 Rp2.807 Rp2.715	Min.: 1 Mult.: 1
Transistor Output Optocouplers PTR 20%, 2.5KV 4N26 LITEON 1: Rp8.072 5.644In Stock	Mfr. Part No. 4N26 Mouser Part No 859-4N26	LITEON	Transistor Output Optocouplers PTR 20%, 2.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	5.644In Stock	Rp8.072 Rp4.146 Rp3.761 Rp3.064 View Rp2.752 Rp2.697 Rp2.532 Rp2.403 Rp2.238	Min.: 1 Mult.: 1
Transistor Output Optocouplers PTR 20%, 2.5KV 4N26M LITEON 1: Rp12.108 4.969In Stock	Mfr. Part No. 4N26M Mouser Part No 859-4N26M	LITEON	Transistor Output Optocouplers PTR 20%, 2.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	4.969In Stock	Rp12.108 Rp7.944 Rp5.302 Rp3.651 View Rp3.357 Rp3.119 Rp2.550 Rp2.403 Rp2.293	Min.: 1 Mult.: 1
Transistor Output Optocouplers PTR 20%, 2.5KV 4N26S LITEON 1: Rp8.439 7.856In Stock	Mfr. Part No. 4N26S Mouser Part No 859-4N26S	LITEON	Transistor Output Optocouplers PTR 20%, 2.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	7.856In Stock	Rp8.439 Rp4.403 Rp3.981 Rp3.376 View Rp3.357 Rp3.119 Rp2.935 Rp2.495 Rp2.330	Min.: 1 Mult.: 1
Transistor Output Optocouplers CTR 10%, 1.5KV 4N27 LITEON 1: Rp8.072 249In Stock 6.240Expected 06/10/2026	Mfr. Part No. 4N27 Mouser Part No 859-4N27	LITEON	Transistor Output Optocouplers CTR 10%, 1.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	249In Stock 6.240Expected 06/10/2026	Rp8.072 Rp4.146 Rp3.761 Rp3.100 View Rp2.752 Rp2.697 Rp2.440 Rp2.330 Rp2.183	Min.: 1 Mult.: 1
Transistor Output Optocouplers PTR 20%, 1.5KV 4N27M LITEON 1: Rp12.108 359In Stock	Mfr. Part No. 4N27M Mouser Part No 859-4N27M	LITEON	Transistor Output Optocouplers PTR 20%, 1.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	359In Stock	Rp12.108 Rp7.944 Rp5.302 Rp3.651 View Rp3.357 Rp3.119 Rp2.550 Rp2.422 Rp2.238	Min.: 1 Mult.: 1
Transistor Output Optocouplers PTR 10%, 0.5KV 4N28 LITEON 1: Rp8.072 585In Stock 6.240Expected 05/10/2026	Mfr. Part No. 4N28 Mouser Part No 859-4N28	LITEON	Transistor Output Optocouplers PTR 10%, 0.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	585In Stock 6.240Expected 05/10/2026	Rp8.072 Rp4.146 Rp3.761 Rp3.174 View Rp2.752 Rp2.477 Rp2.348 Rp2.202	Min.: 1 Mult.: 1
Transistor Output Optocouplers PTR 100%, 3.5KV 4N35 LITEON 1: Rp11.741 12.573In Stock 13.195Expected 23/11/2026	Mfr. Part No. 4N35 Mouser Part No 859-4N35	LITEON	Transistor Output Optocouplers PTR 100%, 3.5KV Learn More about LITEON general purpose phototransistor photocouplers	Datasheet	12.573In Stock 13.195Expected 23/11/2026	Rp11.741 Rp6.476 Rp5.063 Rp3.522 View Rp3.229 Rp3.009 Rp2.807 Rp2.642 Rp2.403	Min.: 1 Mult.: 1

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