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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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Enrgtech #
Manufacturer Part No
Name
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Isocom
Rohs Verified
IS2801-4, Isocom
17998 In Stock
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2000 +
£ 0.63
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MOC3023XSMT&R, Isocom
998 In Stock
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1000 +
£ 0.33
3000 +
£ 0.32
Isocom
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TLP521, Isocom
2698 In Stock
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100 +
£ 0.18
200 +
£ 0.18
500 +
£ 0.17
Isocom
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TLP521-2, Isocom
498 In Stock
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50 +
£ 0.38
250 +
£ 0.32
1000 +
£ 0.31
Isocom
Rohs Verified
TLP621, Isocom
598 In Stock
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100 +
£ 0.18
500 +
£ 0.17
1000 +
£ 0.16
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TLP185(BLL,SE(T, Toshiba
898 In Stock
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50 +
£ 0.12
100 +
£ 0.11
150 +
£ 0.097
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ACPL-332J-500E, Broadcom
848 In Stock
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850 +
£ 2.15
1700 +
£ 2.09
4250 +
£ 2.04
Rohs Verified
ACPL-M43T-500E, Broadcom
68 In Stock
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5 +
£ 1.09
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IL300-DEFG, Vishay
4 In Stock
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1 +
£ 2.46
10 +
£ 1.92
25 +
£ 1.72
Rohs Verified
HCPL-2611-020E, Broadcom
52 In Stock
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2 +
£ 2.45
Vishay
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ILQ621, Vishay
138 In Stock
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5 +
£ 2.60
25 +
£ 2.37
50 +
£ 2.13
Toshiba
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TLP185(SE, Toshiba
248 In Stock
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125 +
£ 0.14
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HCPL-0201-000E, Broadcom
103 In Stock
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1 +
£ 2.52
5 +
£ 2.14
25 +
£ 1.77
Optek
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OPI120, Optek
48 In Stock
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25 +
£ 8.21
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HCPL-3700-300E, Broadcom
1316 In Stock
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2 +
£ 1.31
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HCPL-2232-300E, Broadcom
28 In Stock
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1 +
£ 5.39
10 +
£ 4.05
25 +
£ 3.80
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HCNW2601-000E, Broadcom
Pre Order
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3 +
£ 2.86
15 +
£ 2.14
60 +
£ 2.03
Lite-On
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LTV-847S, Lite-On
1548 In Stock
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25 +
£ 0.38
Lite-On
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LTV-844S, Lite-On
548 In Stock
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25 +
£ 0.44
Broadcom
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6N136-000E, Broadcom
185 In Stock
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1 +
£ 1.34
10 +
£ 0.89
50 +
£ 0.76
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HCPL-0631-000E, Broadcom
681 In Stock
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1 +
£ 3.75
5 +
£ 3.26
25 +
£ 2.80
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HCPL-2630-000E, Broadcom
680 In Stock
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1 +
£ 3.27
10 +
£ 2.48
25 +
£ 2.31
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TLP185(BL-TPL,SE(T, Toshiba
1998 In Stock
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50 +
£ 0.090
250 +
£ 0.088
500 +
£ 0.086
Lite-On
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LTV-217-A, Lite-On
Pre Order
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50 +
£ 0.20
Lite-On
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LTV-3150, Lite-On
848 In Stock
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50 +
£ 0.62
100 +
£ 0.61
250 +
£ 0.59
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New Items
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FOD3184V, Fairchild Semiconductor

FOD3184V, Fairchild Semiconductor

Optocoupler, IGBT/MOSFET Gate-Drive, Fairchild Semiconductor Optocouplers, Fairchild Semiconductor
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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
New items
SFH690BT, Vishay

SFH690BT, Vishay

Optocoupler, Transistor Output, SFH Series, Vishay Semiconductor VO617A and VO618A series provides up to 5300 Vrms of voltage Isolation. VO615A, VOL617A and VOL628A series provides up to 5000 Vrms of voltage Isolation. VOM617A and VOM618A series provides up to 3750 Vrms of voltage Isolation. VO617A, VO618A, VOL617A, VOL628A, VOM617A, and VOM618A Applications include Isolation in AC adapters, switch mode power supplies, programmable logic controllers, Industrial controls, telecom systems, smart meters, office equipment, power on Internet and solar. Optocouplers VO615A, VO617A, VO618A, VOL617A, VOL628A, VOM617A, and VOM618A have an operating temperature up to 110 degrees. Optocouplers, Vishay Semiconductor
New items
140816140010, Wurth Elektronik

140816140010, Wurth Elektronik

The Wurth Elektronik WL-OCPT is a 4-pin, DIP standard package through-hole mount optocoupler phototransistor with 6.5mm x 4.58mm x 3.5mm(L x W x H) dimensions. The phototransistor has 80V collector emitter voltage and 60mA forward current with 200mW power dissipation. Typical applications include the controls of various types of loads such as test and measurement equipment, data communications, power supplies sensors. High isolation voltage Good stability of inner isolation Stable CTR in full operation Different CTR binnings available High Collector-Emitter Voltage Fast switching times
New items
FOD8480T, onsemi
New items
VOM160NT, Vishay

VOM160NT, Vishay

Optocoupler, Phototriac Output, Vishay Semiconductor Vishay optocoupler with a photo triac output VOM160, VOM3052, VOM3053 and BRT21 series Isolate low-voltage logic from 120Vac, 240Vac, and 380Vac lines to control resistive, inductive, or capacitive loads including motors, high current thyristors or triac, solenoids and relays. VOM160,VOM3052 and VOM3053 photo triac output optocouplers provide up to 3750 Vrms of voltage Isolation. VOM160,VOM3052, VOM3053 and K3010P - Non-Zero Crosing Optocoupler VOM160,VOM3052, VOM3053 and K3010P applications include triac drives, Industrial controls, solid-state relays, lighting controls, consumer appliances and office equipment. BRT11,BRT12 and BRT13 - Non-Zero Crossing BRT21- Zero Crossing Optocoupler BRT11,BRT12,BRT13 and BRT21 applications include Industrial controls, consumer appliances and office equipment. Optocouplers, Vishay Semiconductor
New items
PS2802-4-F3-A, Renesas Electronics

PS2802-4-F3-A, Renesas Electronics

The Renesas Electronics optically coupled isolators containing a GaAs light emitting diode and an NPN silicon darlington-connected photo transistor in a plastic SSOP for high density applications. This package has shield effect to cut off ambient light. High isolation voltage Small and thin package High current transfer ratio Pb-free product
New items
HCPL-2201-300E, Broadcom

HCPL-2201-300E, Broadcom

Optocoupler, Logic Output, Avago Technologies Optocouplers, Avago Technologies
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.