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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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ET16772684
IS2801-4, Isocom
IS2801-4
Isocom
Rohs Verified
IS2801-4, Isocom
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17998 In Stock
Check Stock & Lead Times Packaging Options
2000 +
£ 0.63
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ET16772811
MOC3023XSMT&R, Isocom
MOC3023XSMT-R
Isocom
Rohs Verified
MOC3023XSMT&R, Isocom
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998 In Stock
Check Stock & Lead Times Packaging Options
1000 +
£ 0.41
3000 +
£ 0.40
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ET16772913
TLP521, Isocom
TLP521
Isocom
Rohs Verified
TLP521, Isocom
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2998 In Stock
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100 +
£ 0.18
200 +
£ 0.18
500 +
£ 0.17
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ET16772914
TLP521-2, Isocom
TLP521-2
Isocom
Rohs Verified
TLP521-2, Isocom
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1498 In Stock
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50 +
£ 0.38
250 +
£ 0.32
1000 +
£ 0.31
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ET16772956
TLP621, Isocom
TLP621
Isocom
Rohs Verified
TLP621, Isocom
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2098 In Stock
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100 +
£ 0.18
500 +
£ 0.17
1000 +
£ 0.16
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ET16803033
LTV-217-A, Lite-On
LTV-217-A
Lite-On
Rohs Verified
LTV-217-A, Lite-On
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Pre Order
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50 +
£ 0.20
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ET16803034
LTV-3150, Lite-On
LTV-3150
Lite-On
Rohs Verified
LTV-3150, Lite-On
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848 In Stock
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£ 0.62
100 +
£ 0.61
250 +
£ 0.59
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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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1998 In Stock
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1000 +
£ 0.10
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£ 0.097
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ET16797996
TLP185(BL-TPL,SE(T, Toshiba
TLP185-BL-TPL-SE-T
Toshiba
Rohs Verified
TLP185(BL-TPL,SE(T, Toshiba
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Pre Order
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3000 +
£ 0.067
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ET16824306
HCNR201-500E, Broadcom
HCNR201-500E
Broadcom
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HCNR201-500E, Broadcom
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750 +
£ 2.00
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ET19188179
RV1S9260ACCSP-10YV#SC0, Renesas Electronics
RV1S9260ACCSP-10YV-SC0
Renesas Electronics
Rohs Verified
RV1S9260ACCSP-10YV#SC0, Renesas Electronics
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18 In Stock
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£ 2.16
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£ 1.88
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£ 1.66
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ET19188183
RV1S2281ACCSP-10YV#SC0, Renesas Electronics
RV1S2281ACCSP-10YV-SC0
Renesas Electronics
Rohs Verified
RV1S2281ACCSP-10YV#SC0, Renesas Electronics
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£ 0.89
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£ 0.54
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£ 0.48
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ET13996425
TLP185(SE, Toshiba
TLP185-SE
Toshiba
Rohs Verified
TLP185(SE, Toshiba
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248 In Stock
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125 +
£ 0.14
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ET16752884
ACPL-332J-500E, Broadcom
ACPL-332J-500E
Broadcom
Rohs Verified
ACPL-332J-500E, Broadcom
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848 In Stock
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850 +
£ 2.15
1700 +
£ 2.09
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£ 2.04
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ET16752892
ACPL-M43T-500E, Broadcom
ACPL-M43T-500E
Broadcom
Rohs Verified
ACPL-M43T-500E, Broadcom
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Pre Order
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1500 +
£ 0.97
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ET14021125
OPI120, Optek
OPI120
Optek
Rohs Verified
OPI120, Optek
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48 In Stock
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25 +
£ 8.21
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ET14015202
LTV-844S, Lite-On
LTV-844S
Lite-On
Rohs Verified
LTV-844S, Lite-On
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598 In Stock
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25 +
£ 0.44
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ET13960409
LTV-847S, Lite-On
LTV-847S
Lite-On
Rohs Verified
LTV-847S, Lite-On
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1548 In Stock
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25 +
£ 0.38
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ET21470735
TIL111M, onsemi
TIL111M
onsemi
Rohs Verified
TIL111M, onsemi
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2735 In Stock
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1000 +
£ 0.21
2000 +
£ 0.18
10000 +
£ 0.17
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ET21471001
FOD817C3SD, onsemi
FOD817C3SD
onsemi
Rohs Verified
FOD817C3SD, onsemi
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4054 In Stock
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1000 +
£ 0.11
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ET21471114
MOC3043SM, onsemi
MOC3043SM
onsemi
Rohs Verified
MOC3043SM, onsemi
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24420 In Stock
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1000 +
£ 0.29
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ET24129271
IL755-1X007, Vishay
IL755-1X007
Vishay
Rohs Verified
IL755-1X007, Vishay
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698 In Stock
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50 +
£ 1.04
100 +
£ 0.99
250 +
£ 0.94
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ET24129345
VOMA618A-3X001T, Vishay
VOMA618A-3X001T
Vishay
Rohs Verified
VOMA618A-3X001T, Vishay
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Pre Order
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2000 +
£ 0.69
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ET28322615
VOH263A, Vishay
VOH263A
Vishay
Rohs Verified
VOH263A, Vishay
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498 In Stock
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5 +
£ 2.17
50 +
£ 2.06
100 +
£ 1.91
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ET21470378
MOC3043TVM, onsemi
MOC3043TVM
onsemi
Rohs Verified
MOC3043TVM, onsemi
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1853 In Stock
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1000 +
£ 0.19
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New Items
New items
PC817X2NIP0F, Sharp

PC817X2NIP0F, Sharp

Transistor Output - Bipolar, Sharp Optocouplers, Sharp
Product Detail
New items
FOD3184V, Fairchild Semiconductor

FOD3184V, Fairchild Semiconductor

Optocoupler, IGBT/MOSFET Gate-Drive, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
Product Detail
New items
ACPL-W454-000E, Broadcom

ACPL-W454-000E, Broadcom

Optocoupler, Intelligent Power Module (IPM) Interface, Avago Technologies Avago Technologies optocouplers for IPM (Intelligent Power Module) interface exhibit short propagation delay, fast IGBT switching, high common mode transient rejection and wide operating temperature range. Avago Technologies R2Coupler™ isolation products provide the reinforced insulation and reliability needed for critical automotive and high temperature applications. Optocouplers, Avago Technologies
Product Detail
New items
APV1121SX, Panasonic

APV1121SX, Panasonic

The Panasonic APV photovoltaic mosfet drivers which are ideal for measuring equipment, testing equipment, industrial machinery, industrial equipment, data centres, and FA power supplies. This high power type photovoltaic mosfet drivers provide high-speed operation and low on-resistance in a miniature, surface mount SSOP package. This component has an operates within a temperature range of -40°C to +85°C, the component also features a 2500 Vrms I/O isolation voltage. This component comes in a tape and reel packaging It is used in variety of applications like power supply (Vcc) for electronic circuits and driving mosfet
Product Detail
New items
ISP847X, Isocom

ISP847X, Isocom

Optocoupler, Phototransistor Output, Isocom Components The ISP817, ISP827 and ISP847 series of optically coupled isolator consist of an infrared light emitting diode and an NPN silicon photo transistor in a space efficient Dual In Line Plastic Package AC Isolation Voltage 5300VRMS CTR Selections Available Wide Operating Temperature Range: -55°C to +110°C ISP817, -30°C to +100°C ISP827 / ISP847 Lead Free APPLICATIONS Computer Terminals Industrial System Controllers Measuring Instruments Signal Transmission between Systems of Different Potentials and Impedances Optocouplers, Isocom Components
Product Detail
New items
LH1522AB, Vishay

LH1522AB, Vishay

Product Detail
New items
SFH619A-X007T, Vishay

SFH619A-X007T, Vishay

Product Detail
New items
LH1502BB, Vishay

LH1502BB, Vishay

Product Detail
New items
TLP7820(A-LF4,E(O, Toshiba

TLP7820(A-LF4,E(O, Toshiba

Product Detail
New items
TLP172A(F), Toshiba

TLP172A(F), Toshiba

Photorelay, MOSFET Output, Toshiba Optocouplers, Toshiba
Product Detail
New items
TLP2362(TPL,E(T, Toshiba

TLP2362(TPL,E(T, Toshiba

Product Detail
New items
LH1510AT, Vishay

LH1510AT, Vishay

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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