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Showing Results For: Optocouplers

Optocouplers

Optocouplers continue to be a cornerstone component in electronics, merging safety with functionality to meet the rigorous standards of today’s technological demands. Whether for professional, industrial, or personal use, their ability to couple electrical isolation with signal integrity makes them invaluable in complex electronic designs.

What are Optocouplers Used for?

Optocouplers, also known as optoisolators, are essential components in modern electronic systems. They efficiently transfer electrical signals between two isolated circuits while maintaining electrical separation. These devices leverage light to transmit data safely, ensuring that high voltages or surges on one side do not disrupt or damage the components on the other. Optocouplers are indispensable in environments where electrical isolation is crucial for safety and equipment integrity.

Popular Types Include

  • Phototransistor Optocouplers: These are commonly used to convert light signals into electrical signals using a phototransistor.
  • Photo-SCR Optocouplers: Suitable for high-voltage applications needing solid-state reliability.
  • Photo-Darlington Optocouplers: Offers higher current transfer ratios than phototransistors.
  • Photo-TRIAC Optocouplers: Ideal for controlling AC power loads.

Salient Features of Optocouplers

  • Prevents direct electrical connection between circuits.
  • Typically withstands thousands of volts.
  • Ensures quick signal transmission without delays.
  • Saves space on printed circuit boards (PCBs).

What Benefits Do They Offer?

  • Enhanced Safety: Minimises the risk of electric shocks and equipment damage.
  • Reliability: Operates effectively under a wide range of environmental conditions.
  • Versatility: Compatible with many digital and analogue signal interfaces.
  • Cost-Effective: Reduces the need for additional safety components.

Broad Range Applications

  • Industrial Automation: For controlling motors, drives, and other heavy machinery.
  • Telecommunications: Used in systems that require electrical isolation between high-frequency signal circuits.
  • Medical Equipment: Ensures patient and operator safety by isolating high voltages.
  • Consumer Electronics: Provides isolation in devices like power supplies and audio equipment.
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Manufacturer Part No
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ET13860258
HCPL-817-000E, Broadcom
HCPL-817-000E
Broadcom
Rohs Verified
HCPL-817-000E, Broadcom
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Pre Order
Check Stock & Lead Times Packaging Options
10 +
£ 0.28
20 +
£ 0.25
40 +
£ 0.24
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ET13860265
HCPL-3700-300E, Broadcom
HCPL-3700-300E
Broadcom
Rohs Verified
HCPL-3700-300E, Broadcom
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1560 In Stock
Check Stock & Lead Times Packaging Options
2 +
£ 3.83
20 +
£ 3.64
50 +
£ 3.42
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ET13860722
HCPL-2232-300E, Broadcom
HCPL-2232-300E
Broadcom
Rohs Verified
HCPL-2232-300E, Broadcom
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83 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 2.30
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ET13860729
HCNW2601-000E, Broadcom
HCNW2601-000E
Broadcom
Rohs Verified
HCNW2601-000E, Broadcom
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Pre Order
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3 +
£ 2.93
15 +
£ 2.19
60 +
£ 2.08
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ET14054239
HCNW2211-000E, Broadcom
HCNW2211-000E
Broadcom
Rohs Verified
HCNW2211-000E, Broadcom
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2 In Stock
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1 +
£ 3.65
10 +
£ 3.04
50 +
£ 2.54
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ET14054240
HCNW4503-300E, Broadcom
HCNW4503-300E
Broadcom
Rohs Verified
HCNW4503-300E, Broadcom
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218 In Stock
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2 +
£ 2.43
10 +
£ 1.71
40 +
£ 1.53
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ET14054248
HCPL-181-00BE, Broadcom
HCPL-181-00BE
Broadcom
Rohs Verified
HCPL-181-00BE, Broadcom
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1026 In Stock
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1 +
£ 0.47
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ET14054256
HCPL-316J-000E, Broadcom
HCPL-316J-000E
Broadcom
Rohs Verified
HCPL-316J-000E, Broadcom
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486 In Stock
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1 +
£ 4.94
9 +
£ 4.31
23 +
£ 3.68
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ET14054259
HCPL-7800-000E, Broadcom
HCPL-7800-000E
Broadcom
Rohs Verified
HCPL-7800-000E, Broadcom
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757 In Stock
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£ 8.24
10 +
£ 7.27
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£ 6.83
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ET14050150
TLP268J(E(T, Toshiba
TLP268J-E-T
Toshiba
Rohs Verified
TLP268J(E(T, Toshiba
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28 In Stock
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15 +
£ 0.35
30 +
£ 0.32
75 +
£ 0.29
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ET14050156
TLP3041(S,C,F), Toshiba
TLP3041-S-C-F-
Toshiba
Rohs Verified
TLP3041(S,C,F), Toshiba
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50 +
£ 0.38
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ET13996425
TLP185(SE, Toshiba
TLP185-SE
Toshiba
Rohs Verified
TLP185(SE, Toshiba
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373 In Stock
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125 +
£ 0.100
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ET14015202
LTV-844S, Lite-On
LTV-844S
Lite-On
Rohs Verified
LTV-844S, Lite-On
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864 In Stock
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25 +
£ 0.32
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ET13841590
6N136-000E, Broadcom
6N136-000E
Broadcom
Rohs Verified
6N136-000E, Broadcom
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63 In Stock
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1 +
£ 1.34
10 +
£ 0.89
50 +
£ 0.76
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ET14000675
HCPL-0631-000E, Broadcom
HCPL-0631-000E
Broadcom
Rohs Verified
HCPL-0631-000E, Broadcom
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3 In Stock
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1 +
£ 3.96
5 +
£ 3.44
25 +
£ 2.95
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ET14000680
HCPL-2630-000E, Broadcom
HCPL-2630-000E
Broadcom
Rohs Verified
HCPL-2630-000E, Broadcom
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307 In Stock
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1 +
£ 3.30
10 +
£ 2.50
25 +
£ 2.32
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ET13960409
LTV-847S, Lite-On
LTV-847S
Lite-On
Rohs Verified
LTV-847S, Lite-On
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1673 In Stock
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25 +
£ 0.45
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ET13945977
HCPL-0201-000E, Broadcom
HCPL-0201-000E
Broadcom
Rohs Verified
HCPL-0201-000E, Broadcom
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129 In Stock
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1 +
£ 2.54
5 +
£ 2.16
25 +
£ 1.78
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ET14131680
VO2631-X017T, Vishay
VO2631-X017T
Vishay
Rohs Verified
VO2631-X017T, Vishay
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648 In Stock
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1000 +
£ 1.02
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ET16824306
HCNR201-500E, Broadcom
HCNR201-500E
Broadcom
Rohs Verified
HCNR201-500E, Broadcom
390 In Stock
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750 +
£ 1.69
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ET14154066
HCPL-2611-020E, Broadcom
HCPL-2611-020E
Broadcom
Rohs Verified
HCPL-2611-020E, Broadcom
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116 In Stock
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2 +
£ 2.43
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ET16752884
ACPL-332J-500E, Broadcom
ACPL-332J-500E
Broadcom
Rohs Verified
ACPL-332J-500E, Broadcom
1620 In Stock
Check Stock & Lead Times Packaging Options
850 +
£ 1.78
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ET16752892
ACPL-M43T-500E, Broadcom
ACPL-M43T-500E
Broadcom
Rohs Verified
ACPL-M43T-500E, Broadcom
71 In Stock
Check Stock & Lead Times Packaging Options
1500 +
£ 1.02
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ET16752962
HCPL-2201-300E, Broadcom
HCPL-2201-300E
Broadcom
Rohs Verified
HCPL-2201-300E, Broadcom
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1568 In Stock
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5 +
£ 2.90
25 +
£ 2.55
100 +
£ 2.24
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ET16803049
LTV-817S-TA1-A, Lite-On
LTV-817S-TA1-A
Lite-On
Rohs Verified
LTV-817S-TA1-A, Lite-On
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9898 In Stock
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1000 +
£ 0.052
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New Items
New items
FODM611R2, Fairchild Semiconductor

FODM611R2, Fairchild Semiconductor

Optocoupler, Logic Output, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
Product Detail
New items
FOD852SD, Fairchild Semiconductor

FOD852SD, Fairchild Semiconductor

Optocoupler, Darlington Transistor Output, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
Product Detail
New items
4N35SVM, Fairchild Semiconductor

4N35SVM, Fairchild Semiconductor

Optocoupler, Transistor Output, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
Product Detail
New items
PC817X2NIP0F, Sharp

PC817X2NIP0F, Sharp

Transistor Output - Bipolar, Sharp Optocouplers, Sharp
Product Detail
New items
6N138-X009, Vishay

6N138-X009, Vishay

Optocoupler, Darlington Transistor Output, Vishay Semiconductor Optocouplers, Vishay Semiconductor
Product Detail
New items
ISP817DX, Isocom

ISP817DX, Isocom

These devices are single optocouplers. Each channel is composed of a Gallium Arsenide infra-red emitting diode and a silicon photo transistor. Package styles for these devices are 4 pin, with surface mount, butt cut and gull wing options available. The same electrical die, assembly processes and materials are used for each channel of each device shown below. Therefore absolute maximum ratings, recommended operating conditions, electrical specifications and performance characteristics are identical for all units. Any exceptions, due to packaging variations and limitations, are as noted. Performance guaranteed over -55°C to +125°C temperature range High current transfer ratio 1500V electrical isolation
Product Detail
New items
FOD3184V, Fairchild Semiconductor

FOD3184V, Fairchild Semiconductor

Optocoupler, IGBT/MOSFET Gate-Drive, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
Product Detail
New items
1SNA645061R0600, ABB

1SNA645061R0600, ABB

Interface Relays - R600 Series Interface relays and optocouplers are useful to link sensors and actuators in the process, which are connected to the PLC via conventional wires. The interface modules providing both voltage-current level adaptation and isolation. Build in RC-circuits to increase the contact-life Screw or spring terminals available Compact design with a width from 6 mm or 12 mm LED for relay status Holes for holding 2 mm test plugs to simplify any measurements
Product Detail
New items
KB817B, Kingbright

KB817B, Kingbright

Optocoupler, Transistor Output, Kingbright Optocouplers, Kingbright
Product Detail
New items
HCPL2731SD, Fairchild Semiconductor

HCPL2731SD, Fairchild Semiconductor

Optocoupler, Darlington Transistor Output, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
Product Detail
New items
TLP2098(F), Toshiba

TLP2098(F), Toshiba

Photocoupler, Inverter Logic Output (Open Collector), Toshiba Optocouplers, Toshiba
Product Detail
New items
MOC3012SM, Fairchild Semiconductor

MOC3012SM, Fairchild Semiconductor

Optocoupler, Thyristor/Triac Output, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
Product Detail
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FAQs
We offer free shipping for orders over £200 if delivery is in the UK. All other orders in the UK, shipping from £7.99 depending on the weight and measurement. Mainland Europe shipping charges start from £25. For all other countries shipping charges start from £50 for products like Optocouplers and all others.
You can email us directly at sales@enrgtech.co.uk or via our website for any queries regarding Optocouplers or any other product.
This depends on the Optocouplers individual product and information that can be found on our website.
Yes, we offer special discounts on orders above £200 for Optocouplers and all other products.
UK orders normally take between 2/3 working days. International orders normally take between 3/5 working days for all products including Optocouplers.
Yes. We keep updating our stock frequently and if a product like Optocouplers is not in stock then we will let you know.
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