Optocouplers/Photocouplers

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Optocouplers for AC/DC Power Supplies

Isolation is critical to protect both an electronics system and the user from potentially hazardous voltages, or where a high level of electrical isolation between electronics systems is necessary. Digital isolators are known for their speed of data transmission, high level of magnetic immunity, and long life expectancy.

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Types of Optocouplers/Photocouplers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (INR) 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 Phototransistor Out Dual CTR 40-80% ILD205T Vishay Semiconductors 1: ₹131.85 37,964In Stock	Mfr. Part No. ILD205T Mouser Part No 782-ILD205T	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Dual CTR 40-80%	Datasheet	37,964In Stock	Cut Tape ₹131.85 ₹94.30 ₹70.60 ₹60.09 Reel ₹53.69 View ₹56.66 ₹49.97 ₹49.20 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000	6 V	3 us	2.5 mA	SMD/SMT	SOIC-8	2 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out TCMT1102 Vishay Semiconductors 1: ₹60.19 1,21,790In Stock	Mfr. Part No. TCMT1102 Mouser Part No 782-TCMT1102	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out	Datasheet	1,21,790In Stock	Cut Tape ₹60.19 ₹41.27 ₹29.24 ₹24.74 Reel ₹20.25 View ₹22.45 ₹19.39 ₹17.58 ₹16.91 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	6 V	5.5 us	50 mA	SMD/SMT	SOP-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Photodarlington Out Single CTR >600% TCLD1000 Vishay Semiconductors 1: ₹53.50 13,477In Stock	Mfr. Part No. TCLD1000 Mouser Part No 782-TCLD1000	Vishay Semiconductors	Transistor Output Optocouplers Photodarlington Out Single CTR >600%	Datasheet	13,477In Stock	Cut Tape ₹53.50 ₹39.84 ₹28.66 ₹25.70 Reel ₹22.17 View ₹24.74 ₹21.97 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	6 V	300 us	80 mA	SMD/SMT	SOP-4	1 Channel	Photodarlington
Transistor Output Optocouplers Phototransistor Out Dual CTR 63-125% ILD615-2 Vishay Semiconductors 1: ₹153.82 4,311In Stock	Mfr. Part No. ILD615-2 Mouser Part No 782-ILD615-2	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Dual CTR 63-125%	Datasheet	4,311In Stock	₹153.82 ₹86.08 ₹81.78 ₹58.18 ₹55.80	Min.: 1 Mult.: 1	6 V	2.8 us	50 mA	Through Hole	PDIP-8	2 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR >100% IL213AT Vishay Semiconductors 1: ₹98.41 4,358In Stock	Mfr. Part No. IL213AT Mouser Part No 782-IL213AT	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR >100%	Datasheet	4,358In Stock	Cut Tape ₹98.41 ₹65.35 ₹48.82 ₹42.71 Reel ₹32.20 View ₹40.13 ₹32.01	Min.: 1 Mult.: 1 : 2,000	6 V		100 mA	SMD/SMT	SOIC-Narrow-8	1 Channel	NPN Phototransistor
Transistor Output Optocouplers DIP-8 DUAL PH TRANS MCT62 onsemi 1: ₹96.50 19,267In Stock	Mfr. Part No. MCT62 Mouser Part No 512-MCT62	onsemi	Transistor Output Optocouplers DIP-8 DUAL PH TRANS	Datasheet	19,267In Stock	₹96.50 ₹67.45 ₹49.30 ₹41.08 ₹38.50	Min.: 1 Mult.: 1 Max.: 1,000	25 V	2.4 us	30 mA	Through Hole	PDIP-8	2 Channel	NPN Phototransistor
Transistor Output Optocouplers RECOMMENDED ALT VO61 SFH617A-4X016 Vishay Semiconductors 1: ₹103.18 7,393In Stock	Mfr. Part No. SFH617A-4X016 Mouser Part No 782-SFH617A-4X016	Vishay Semiconductors	Transistor Output Optocouplers RECOMMENDED ALT VO61	Datasheet	7,393In Stock	₹103.18 ₹72.61 ₹47.67 ₹41.85 View ₹39.84 ₹38.02 ₹35.16 ₹34.30	Min.: 1 Mult.: 1	6 V	4.6 us	50 mA	Through Hole	PDIP-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers 4PN DIP Photo Xstr Output Optocoupler FOD817SD onsemi 1: ₹50.64 13,530In Stock	Mfr. Part No. FOD817SD Mouser Part No 512-FOD817SD	onsemi	Transistor Output Optocouplers 4PN DIP Photo Xstr Output Optocoupler	Datasheet	13,530In Stock	Cut Tape ₹50.64 ₹34.59 ₹24.94 ₹20.54 Reel ₹15.00 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,000 : 1,000	6 V	18 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers PHOTO TRANS 4N25SM onsemi 1: ₹69.74 50,897In Stock	Mfr. Part No. 4N25SM Mouser Part No 512-4N25SM	onsemi	Transistor Output Optocouplers PHOTO TRANS	Datasheet	50,897In Stock	₹69.74 ₹38.50 ₹35.25 ₹29.43 ₹27.42	Min.: 1 Mult.: 1 Max.: 1,000	6 V			SMD/SMT	PDIP-6 Gull Wing	1 Channel	NPN Phototransistor
Transistor Output Optocouplers SO-8 DUAL PH TRAN MCT62S onsemi 1: ₹95.54 11,945In Stock	Mfr. Part No. MCT62S Mouser Part No 512-MCT62S	onsemi	Transistor Output Optocouplers SO-8 DUAL PH TRAN	Datasheet	11,945In Stock	₹95.54 ₹53.98 ₹49.59 ₹41.85 ₹39.27	Min.: 1 Mult.: 1 Max.: 1,000	25 V	2.4 us	30 mA	SMD/SMT	PDIP-8 Gull Wing	2 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler Phototransistor MCT2EM onsemi 1: ₹49.68 10,848In Stock	Mfr. Part No. MCT2EM Mouser Part No 512-MCT2EM	onsemi	Transistor Output Optocouplers Optocoupler Phototransistor	Datasheet	10,848In Stock	₹49.68 ₹32.39 ₹26.18 ₹22.36 ₹21.50	Min.: 1 Mult.: 1 Max.: 1,000	6 V			Through Hole	PDIP-6	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Optocoupler Phototransistor 4N36M onsemi 1: ₹64.01 8,795In Stock	Mfr. Part No. 4N36M Mouser Part No 512-4N36M	onsemi	Transistor Output Optocouplers Optocoupler Phototransistor	Datasheet	8,795In Stock	₹64.01 ₹38.50 ₹28.85 ₹24.65 ₹21.88	Min.: 1 Mult.: 1 Max.: 1,000	6 V			Through Hole	PDIP-6	1 Channel	NPN Phototransistor
Transistor Output Optocouplers RECOMMENDED ALT SFH6 VO617A-3X017T Vishay Semiconductors 1: ₹42.04 1,01,204In Stock	Mfr. Part No. VO617A-3X017T Mouser Part No 78-VO617A-3X017T	Vishay Semiconductors	Transistor Output Optocouplers RECOMMENDED ALT SFH6 Learn More about Vishay Semiconductors vishaysemi VOx6xxA	Datasheet	1,01,204In Stock	Cut Tape ₹42.04 ₹28.85 ₹20.64 ₹16.91 Reel ₹15.57 View ₹13.95 ₹12.99 ₹12.61 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	6 V	4.6 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR 40-80% SFH615A-1 Vishay Semiconductors 1: ₹60.19 20,432In Stock	Mfr. Part No. SFH615A-1 Mouser Part No 782-SFH615A-1	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR 40-80%	Datasheet	20,432In Stock	₹60.19 ₹43.95 ₹34.11 ₹27.90 View ₹26.75 ₹25.99 ₹25.03 ₹24.84	Min.: 1 Mult.: 1	6 V	2 us	50 mA	Through Hole	PDIP-4	1 Channel	NPN Phototransistor
Optically Isolated Amplifiers Error amplifier Optocoupler FOD2741AS onsemi 1: ₹151.91 3,313In Stock End of Life	Mfr. Part No. FOD2741AS Mouser Part No 512-FOD2741AS End of Life	onsemi	Optically Isolated Amplifiers Error amplifier Optocoupler	Datasheet	3,313In Stock	₹151.91 ₹106.05 ₹91.62 ₹80.35 ₹78.53	Min.: 1 Mult.: 1 Max.: 1,000			50 mA	SMD/SMT	SMD-DIP-8	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR 63-125% CNY17-2. Vishay Semiconductors 1: ₹76.43 1,335In Stock	Mfr. Part No. CNY17-2. Mouser Part No 782-CNY17-2.	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR 63-125% Learn More about Vishay Semiconductors vishay semi cny6xst optocouplers	Datasheet	1,335In Stock	₹76.43 ₹43.85 ₹36.59 ₹30.19 View ₹27.71 ₹24.27 ₹22.55 ₹21.50 ₹20.25	Min.: 1 Mult.: 1	6 V	2 us	100 mA	Through Hole	DIP-6	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR 130-260% TCET1108G Vishay Semiconductors 1: ₹62.10 1,447In Stock	Mfr. Part No. TCET1108G Mouser Part No 782-TCET1108G	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR 130-260%	Datasheet	1,447In Stock	₹62.10 ₹42.04 ₹29.90 ₹24.74 View ₹22.64 ₹21.31 ₹18.34 ₹18.15 ₹17.39	Min.: 1 Mult.: 1	6 V	3 us	50 mA	Through Hole	DIP-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR>10% 4N27-X009 Vishay Semiconductors 1: ₹72.61 623In Stock	Mfr. Part No. 4N27-X009 Mouser Part No 782-4N27-X009	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR>10%	Datasheet	623In Stock	₹72.61 ₹50.35 ₹36.59 ₹30.00 View ₹27.99 ₹24.84 ₹24.17 ₹23.41 ₹22.64	Min.: 1 Mult.: 1	6 V	2 us	50 mA	SMD/SMT	SMD-6	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR>100-200% SFH601-3X016 Vishay Semiconductors 1: ₹157.64 641In Stock	Mfr. Part No. SFH601-3X016 Mouser Part No 782-SFH601-3X016	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR>100-200%	Datasheet	641In Stock	₹157.64 ₹111.78 ₹82.74 ₹69.17 View ₹64.30 ₹57.32	Min.: 1 Mult.: 1	6 V		50 mA	Through Hole	PDIP-6	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR>160-320% TCET1114G Vishay Semiconductors 1: ₹73.57 3,432In Stock	Mfr. Part No. TCET1114G Mouser Part No 782-TCET1114G	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR>160-320%	Datasheet	3,432In Stock	₹73.57 ₹49.78 ₹35.35 ₹29.24 View ₹26.85 ₹25.22 ₹21.40 ₹21.31 ₹20.45	Min.: 1 Mult.: 1	6 V	3 us	50 mA	Through Hole	DIP-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out CTR 160-320% IL1208AT Vishay Semiconductors 1: ₹139.49 1,453In Stock	Mfr. Part No. IL1208AT Mouser Part No 782-IL1208AT	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out CTR 160-320%	Datasheet	1,453In Stock	Cut Tape ₹139.49 ₹98.41 ₹72.90 ₹60.86 Reel ₹47.39 View ₹56.56 ₹46.43 ₹45.29 ₹45.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	6 V		100 mA	SMD/SMT	SOIC-8	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR>20% 4N38-X009T Vishay Semiconductors 1: ₹79.30 998In Stock 1,000Expected 08-10-2026	Mfr. Part No. 4N38-X009T Mouser Part No 782-4N38-X009T	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR>20%	Datasheet	998In Stock 1,000Expected 08-10-2026	Cut Tape ₹79.30 ₹54.55 ₹39.65 ₹32.77 Reel ₹30.00 View ₹27.32 ₹25.60 ₹25.03 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	6 V		50 mA	SMD/SMT	SMD-6	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototransistor Out Single CTR>160-320% SFH617A-4X001 Vishay Semiconductors 1: ₹103.18 2,593In Stock	Mfr. Part No. SFH617A-4X001 Mouser Part No 782-SFH617A-4X001	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR>160-320%	Datasheet	2,593In Stock	₹103.18 ₹72.13 ₹52.74 ₹43.95 View ₹41.27 ₹40.32 ₹33.82 ₹32.96 ₹31.53	Min.: 1 Mult.: 1	6 V	4.6 us	50 mA	Through Hole	PDIP-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers Phototrans Ouput MFP Input FODM121AR2V onsemi 1: ₹63.06 1,690In Stock	Mfr. Part No. FODM121AR2V Mouser Part No 512-FODM121AR2V	onsemi	Transistor Output Optocouplers Phototrans Ouput MFP Input Learn More about onsemi fairchild fodm121 124 2701 2705	Datasheet	1,690In Stock	Cut Tape ₹63.06 ₹43.38 ₹33.15 ₹27.42 Reel ₹23.50 View ₹25.13 ₹21.78 ₹21.11 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	6 V	3 us	80 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor
Transistor Output Optocouplers 4PN DIP Photo Xstr Output Optocoupler FOD817S onsemi 1: ₹37.26 10,930In Stock	Mfr. Part No. FOD817S Mouser Part No 512-FOD817S	onsemi	Transistor Output Optocouplers 4PN DIP Photo Xstr Output Optocoupler	Datasheet	10,930In Stock	₹37.26 ₹25.99 ₹17.29 ₹13.76 View ₹12.90 ₹11.56	Min.: 1 Mult.: 1 Max.: 2,000	6 V	18 us	50 mA	SMD/SMT	SMD-4	1 Channel	NPN Phototransistor