Products Found: 447

Showing Results For: Optocouplers

Optocouplers

Optocouplers, often referred to as optoisolators, are vital components in modern electronics, offering reliable electrical isolation between circuits. These semiconductor devices are designed to transfer electrical signals using light, ensuring that high-voltage and low-voltage circuits can safely interface without direct electrical connection. Optocouplers provide a versatile and secure solution for circuit isolation. Moreover, they are essential in environments where electrical isolation is critical. By transforming an electrical input signal into a light signal, which is then converted back into an electrical output signal, optocouplers ensure that sensitive control circuits are protected from potentially damaging voltage spikes or electrical noise.

Importance of Optocouplers

Optocouplers play a pivotal role in electronics by bridging high-voltage and low-voltage circuits. Their ability to maintain electrical separation ensures that transient voltage surges, noise, and electrical interference don’t compromise the performance of sensitive control systems. As a result, they’re a cornerstone in designing durable and safe electronic solutions.

What Types of Optocouplers are Available?

  • Phototransistor Optocouplers: The most common type, ideal for low-speed digital and analogue signal isolation.
  • Photodiode Optocouplers: Offer fast switching speeds and are often utilised in high-frequency applications.
  • Phototriac Optocouplers: Suitable for AC load switching and control.
  • IC Output Optocouplers: Provide advanced isolation for data communication and complex logic interfaces.

Unique Features and Benefits of Using Our Top-tier Optocouplers

  • Electrical isolation between input and output circuits.
  • High common-mode transient immunity.
  • Compact, durable design for long-term reliability.
  • Wide range of operating voltages and switching speeds.
  • Enhanced safety for personnel and equipment.
  • Improved signal integrity and reduced noise interference.
  • Extended equipment lifespan and reliability.
  • Versatility in meeting various industrial and consumer needs.

Versatile Uses of Optocouplers

  • Industrial automation and motor control systems.
  • Power supply and inverter circuits.
  • Consumer electronics like TVs and audio equipment.
  • Medical equipment requires strict electrical isolation.
  • Renewable energy devices, like solar inverters and wind turbines.
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Halltronics #
Manufacturer Part No
Name
Availability
Price
 
Vishay, TCMT4100 DC Input Transistor Output Quad Optocoupler, Surface Mount, 16-Pin Mini-Flat
6000 In Stock
Check Stock & Lead Times Packaging Options
2000 +
£ 0.62
Vishay, SFH615A-2 DC Input Transistor Output Optocoupler, Through Hole, 4-Pin PDIP
900 In Stock
Check Stock & Lead Times Packaging Options
100 +
£ 0.29
500 +
£ 0.24
1000 +
£ 0.22
Vishay, CNY65B DC Input Phototransistor Output Optocoupler, Through Hole, 4-Pin PDIP
Pre Order
Check Stock & Lead Times Packaging Options
30 +
£ 1.15
60 +
£ 1.06
150 +
£ 1.01
Vishay, 6N135 DC Input Phototransistor Output Optocoupler, Through Hole, 8-Pin DIP
Pre Order
Check Stock & Lead Times Packaging Options
50 +
£ 0.75
100 +
£ 0.70
250 +
£ 0.67
Vishay, SFH628A-3 AC Input Transistor Output Optocoupler, Through Hole, 4-Pin PDIP
2500 In Stock
Check Stock & Lead Times Packaging Options
100 +
£ 0.46
200 +
£ 0.43
500 +
£ 0.42
Vishay, 4N32 DC Input Darlington Output Optocoupler, Through Hole, 6-Pin PDIP
Pre Order
Check Stock & Lead Times Packaging Options
10 +
£ 0.47
100 +
£ 0.41
250 +
£ 0.38
Vishay, 4N33 DC Input Darlington Output Optocoupler, Through Hole, 6-Pin PDIP
Pre Order
Check Stock & Lead Times Packaging Options
10 +
£ 0.47
100 +
£ 0.41
250 +
£ 0.38
Vishay, SFH6916 DC Input Transistor Output Quad Optocoupler, Surface Mount, 16-Pin SOP
85 In Stock
Check Stock & Lead Times Packaging Options
5 +
£ 2.30
25 +
£ 2.07
50 +
£ 1.90
onsemi, 6N138M DC Input Darlington Output Optocoupler, Through Hole, 8-Pin DIP
Pre Order
Check Stock & Lead Times Packaging Options
10 +
£ 0.70
100 +
£ 0.60
250 +
£ 0.52
onsemi, H11L1SM DC Input Logic Gate Output Optocoupler, Surface Mount, 6-Pin MDIP
1000 In Stock
Check Stock & Lead Times Packaging Options
1000 +
£ 0.31
3000 +
£ 0.29
Lite-On, 4N35 DC Input Optocoupler, Through Hole, 6-Pin PDIP
2535 In Stock
Check Stock & Lead Times Packaging Options
65 +
£ 0.13
260 +
£ 0.10
520 +
£ 0.098
onsemi, 4N35M DC Input Optocoupler, Through Hole, 6-Pin PDIP
Pre Order
Check Stock & Lead Times Packaging Options
65 +
£ 0.075
Lite-On, CNY17-4 DC Input Optocoupler, Through Hole, 6-Pin PDIP
1040 In Stock
Check Stock & Lead Times Packaging Options
65 +
£ 0.15
260 +
£ 0.13
520 +
£ 0.12
Lite-On, CNY17-2 DC Input Optocoupler, Through Hole, 6-Pin PDIP
975 In Stock
Check Stock & Lead Times Packaging Options
65 +
£ 0.17
130 +
£ 0.16
520 +
£ 0.14
Lite-On, CNY17-3 DC Input Optocoupler, Through Hole, 6-Pin PDIP
845 In Stock
Check Stock & Lead Times Packaging Options
65 +
£ 0.15
260 +
£ 0.13
520 +
£ 0.12
onsemi, FOD817ASD DC Input Phototransistor Output Optocoupler, Surface Mount, 4-Pin MDIP
Pre Order
Check Stock & Lead Times Packaging Options
1000 +
£ 0.10
onsemi, FOD817B3SD DC Input Phototransistor Output Optocoupler, Surface Mount, 4-Pin MDIP
Pre Order
Check Stock & Lead Times Packaging Options
1000 +
£ 0.14
3000 +
£ 0.13
5000 +
£ 0.12
onsemi, 6N137SDM DC Input Logic Gate Output Optocoupler, Surface Mount, 8-Pin DIP
1000 In Stock
Check Stock & Lead Times Packaging Options
1000 +
£ 0.55
2000 +
£ 0.55
10000 +
£ 0.55
Lite-On, MOC3063 Triac Output Optocoupler, Through Hole, 6-Pin PDIP
910 In Stock
Check Stock & Lead Times Packaging Options
65 +
£ 0.30
Lite-On, MOC3023 Triac Output Optocoupler, Through Hole, 6-Pin PDIP
Pre Order
Check Stock & Lead Times Packaging Options
65 +
£ 0.23
Vishay, ILD206T DC Input Transistor Output Dual Optocoupler, Surface Mount, 8-Pin SOIC
150 In Stock
Check Stock & Lead Times Packaging Options
10 +
£ 0.60
Isocom, 6N139 DC Input Optocoupler, Through Hole, 8-Pin DIP
Pre Order
Check Stock & Lead Times Packaging Options
10 +
£ 0.70
100 +
£ 0.50
250 +
£ 0.44
onsemi, 4N35SM DC Input Phototransistor Output Optocoupler, Surface Mount, 6-Pin DIP
50 In Stock
Check Stock & Lead Times Packaging Options
25 +
£ 0.40
100 +
£ 0.35
250 +
£ 0.30
Vishay, 6N137 AC/DC Input NMOS Output Optocoupler, Surface Mount, 8-Pin DIP
2300 In Stock
Check Stock & Lead Times Packaging Options
50 +
£ 0.80
100 +
£ 0.76
250 +
£ 0.72
Vishay, TCMT4106 AC Input Phototransistor Output Quad Optocoupler, Surface Mount, 16-Pin SSOP
1885 In Stock
Check Stock & Lead Times Packaging Options
5 +
£ 1.56
50 +
£ 1.08
250 +
£ 0.96
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