Opto Isolator Market Size, Share, Opportunities, And Trends By Type (Non-linear Opto-isolator, Linear Opto-isolator), By Power Level (High Power, Medium Power, Low Power), By Application (Telecommunications, Cable TV, Military And Aerospace, Industrial Motors, Automotive, Others), And By Geography - Forecasts From 2023 To 2028

  • Published : Nov 2023
  • Report Code : KSI061616410
  • Pages : 143

The Opto Isolator Market was valued at US$895.095 million in 2021 and is expected to grow at a CAGR of 6.24% during the forecast period.

An opto-isolator is a type of electronic component that isolates two circuits electrically using light. This prevents electromagnetic interference (EMI) from interfering with its transmission over long distances. This is significant because it guards against damage or interference from one circuit to another. A light-emitting diode (LED) or laser diode is placed on one side of an opto isolator, and a photosensitive receiver, such as a phototransistor or a photoresistor, is placed on the other. Sensitive components are shielded from voltage spikes, sound, and interference thanks to the optical connection that exists between the input side and output sides of the opto isolator.

Market Drivers

  • Increasing demand in the electronics and automotive industry

The market is expanding as a result of the rising product demand for different electrical devices like printers, cooling die machines and stamping. Moreover, the broad use of the device in external vibration control applications for laser scanning, medical membrane clamps, and electrocardiography investigations. In addition, the need for optical isolators in fiber optic systems is growing due to the fact that they prevent back reflection and scattered light from reaching delicate components, particularly lasers. Additionally, the introduction of silicon nitride photonic integrated circuits and magnetic-free, electronically driven linear optical isolators made with CMOS-compatible fabrication technology are boosting the optoisolator market size.

Moreover, the automotive industry is rapidly integrating optical parts for driverless vehicles and advanced driver assistance systems (ADAS). The use of optical isolators can be crucial in guaranteeing dependable interaction among various sensors and control systems, providing enormous market expansion potential.  The market for optical isolators has attractive potential due to the rising infrastructure development spending, particularly in emerging economies. The need for optical isolators is being driven by the increasing usage of fibre optic networks and the expansion of telecommunications services in these areas which is increasing the opto isolator market share.

  • Rising technological advancements

The use of optical idolaters has been sparked by improvements in the design of complex optical systems. The global market for optical isolators has been driven by advances in optical technology and an increase in end users' need for OEM customization. During the forecast period, the optical isolators market will be significantly impacted by the incorporation of optical isolators into scientific laser systems. Opto isolators are crucial because they prevent back reflection and scattered light from getting to sensitive parts, such as lasers. The worldwide opto isolators market is being driven by the use of optical isolators in telecommunication applications.

  • Increase industrial automation

The industrial sector has always been one of the top users of cutting-edge technology. The usage of cutting-edge technologies and robots has increased dramatically as the sector experiences another technological upheaval. The "Industry 4.0" idea is what's driving the field's digital transformation, giving businesses the ability to make decisions in real-time and with greater productivity, flexibility, and agility. This shift in trend is producing a favorable market outlook for the growth of the investigated market because numerous electrical and electronic equipment and circuits must be constructed to support the infrastructure which increases the opto-isolator market share.

Market Restraints

  • Limited bandwidth and low-temperature

Due to their constrained bandwidth, optocouplers are ineffective at transmitting high-frequency signals. The operation of an optocoupler requires an external biassing voltage and a low-quality high-frequency response. Moreover, the high current cannot be handled by an optocoupler. Compared to photodiode varieties, phototransistor-based optocouplers do not have as good a linear relationship between variations in light input and output current. The range over which optocouplers can send signals is constrained. This indicates that long-distance signal transmission is not a good fit for it. The performance of an optocoupler is susceptible to temperature variations and has a restricted operating range., which may impede the opto isolator market size.

  • Rising need for linear optoisolators

Analog signals are transmitted via linear opto-isolators. They offer electrical isolation while maintaining the input signal's linearity. An infrared LED and two photodiodes are optically connected in linear optocouplers. The control signal produced by one input-side feedback photodiode acts as a servomechanism for the LED drive current, balancing the LED's nonlinear temperature and time characteristics. The output signal from the output-side photodiode is linear concerning the current flowing through the servo LED. Wide bandwidth, 3750VRMS input-output isolation, and high servo linearity are all features of the devices.

Asia Pacific is projected to have a significant share of the opto-isolator market

The Asia Pacific region is anticipated to witness notable CAGR in the opto isolator market during the projected period. To ensure safety isolation in line with domestic and international regulatory requirements, optocouplers have typically been used. Optocoupler sales increased in the Asia-Pacific area as a result of large expenditures made in the semiconductor industry and rising industrial demand for effective optoelectronic components.

East Asia makes substantial contributions to the automotive industry and new, energy-efficient goods. Optocouplers also provide isolation from electrical noise, a frequently neglected advantage. Due to its substantial market share in the semiconductor industry, China is one of the key determining factors in the area. The region also makes a major contribution to the global car industry and the market for intelligent, energy-efficient products.

Market Developments

  • In November 2022, the first AEC-Q102 qualified linear optocoupler was released by Vishay Intertechnology, Inc. The Vishay Semiconductors VOA300 delivers a response time that is five times faster than comparable devices, an industry-high isolation voltage of 5300 Vrms, improved transfer gain stability of 0.005%/°C typical, and a single-ended output for design flexibility. The recently published Automotive Grade gadget comprises of an AIGaAs infrared LED (IRLED) illuminating a bifurcated configuration of an isolated return diode and an output PIN photodiode.
  • In November 2022, in order to enhance its position in the expanding optocouplers industry, Vishay IntertechnologyInc. (VSH) is putting a lot of work into diversifying its discrete product line. The linear optocoupler VOA300 was presented by the business. One of the highest in the industry, the automotive-grade VOA300 device has an isolation voltage of 5300 Vrms.
  • In October 2022, Renesas Electronics Corporation acquired Steradian Semiconductors Private Limited ("Steradian"), a fabless semiconductor company offering 4D imaging radar solutions. Renesas' ADAS SoCs (System-on-Chips), timing products, power management ICs (PMICs), and new automotive radar devices will be combined with software for object detection to create the final automotive radar solutions. These options will speed up product development by streamlining the design of vehicle radar systems.
  • In August 2022, Toshiba Electronic Devices & Storage Corporation increased the selection of smart gate driver photocouplers. A built-in automatic recovery mechanism from protective operations is included in the "TLP5222," a 2.5A output smart gate driver photocoupler. The TLP5212, TLP5214, and TLP5214A are additional models in the series; they lack an automatic recovery feature but can be brought back to life by sending a signal to their LED.

Opto Isolator Market Scope:


Report Metric Details
Market Size Value in 2021 US$895.095 million
Growth Rate CAGR of 6.24% from 2021 to 2028
Base Year 2021
Forecast Period 2023 – 2028
Forecast Unit (Value) USD Million
Segments Covered Type, Power Level, Application, and Geography
Regions Covered North America, South America, Europe, Middle East and Africa, Asia Pacific
Companies Covered AC Photonics Inc., AFW Technologies Pty. Ltd., Agiltron Incorporated, Corning Optical Communications LLC (Corning Inc.), DK Photonics Technology Limited, Edmund Optics Inc., Flyin Optronics Co. Ltd., Innolume GmbH, Newport Corporation (MKS Instruments Inc.), Polytec GmbH, Sensata Technologies Inc., Shin-Etsu Chemical Co. Ltd., Thorlabs Inc., TOPTICA Photonics AG
Customization Scope Free report customization with purchase


Market Segmentation:

  • By Type
    • Non-linear Opto-isolator
    • Linear Opto-isolator
  • By Power Level
    • High Power
    • Medium Power
    • Low Power
  • By Application
    • Telecommunications
    • Cable TV
    • Military and Aerospace
    • Industrial Motors
    • Automotive
    • Others
  • By Geography
    • North America
      • United States
      • Canada
      • Mexico
    • South America
      • Brazil
      • Argentina
      • Others
    • Europe
      • United Kingdom
      • Germany
      • France
      • Spain
      • Others
    • Middle East and Africa
      • Saudi Arabia
      • UAE
      • Israel
      • Others
    • Asia Pacific
      • China
      • Japan
      • India
      • South Korea
      • Indonesia
      • Thailand
      • Others

Frequently Asked Questions (FAQs)

The global opto-isolator market is expected to grow at a CAGR of 6.24% during the forecast period.
The opto-isolator market has been segmented by type, power level, application, and geography.
Opto Isolator Market was valued at US$895.095 million in 2021.
Asia Pacific is projected to have the highest share of the opto-isolator market.
The opto-isolator market is expanding as a result of the rising product demand for different electrical devices like printers, cooling die machines and stamping.


1.1. Market Overview

1.2. Market Definition

1.3. Scope of the Study

1.4. Market Segmentation

1.5. Currency

1.6. Assumptions

1.7. Base, and Forecast Years Timeline


2.1. Research Data

2.2. Research Process


3.1. Research Highlights


4.1. Market Drivers

4.2. Market Restraints

4.3. Porter’s Five Force Analysis

4.3.1. Bargaining Power of Suppliers

4.3.2. Bargaining Power of Buyers

4.3.3. Threat of New Entrants

4.3.4. Threat of Substitutes

4.3.5. Competitive Rivalry in the Industry

4.4. Industry Value Chain Analysis


5.1. Introduction

5.2. Non-linear Opto-isolator

5.3. Linear Opto-isolator


6.1. Introduction

6.2. High Power

6.3. Medium Power

6.4. Low Power


7.1. Introduction

7.2. Telecommunications

7.3. Cable TV

7.4. Military and Aerospace

7.5. Industrial Motors

7.6. Automotive

7.7. Others


8.1. Introduction 

8.2. North America

8.2.1. USA

8.2.2. Canada

8.2.3. Mexico

8.3. South America

8.3.1. Brazil

8.3.2. Argentina

8.3.3. Others

8.4. Europe

8.4.1. Germany

8.4.2. France

8.4.3. United Kingdom

8.4.4. Spain

8.4.5. Others

8.5. Middle East And Africa

8.5.1. Saudi Arabia

8.5.2. UAE

8.5.3. Israel

8.5.4. Others

8.6. Asia Pacific

8.6.1. China

8.6.2. Japan

8.6.3. India

8.6.4. South Korea

8.6.5. Indonesia

8.6.6. Thailand

8.6.7. Others


9.1. Major Players and Strategy Analysis

9.2. Market Share Analysis

9.3. Mergers, Acquisitions, Agreements, and Collaborations


10.1. AC Photonics Inc.

10.2. AFW Technologies Pty. Ltd.

10.3. Agiltron Incorporated

10.4. Corning Optical Communications LLC (Corning Inc.)

10.5. DK Photonics Technology Limited

10.6. Edmund Optics Inc.

10.7. Flyin Optronics Co. Ltd.

10.8. Innolume GmbH

10.9. Newport Corporation (MKS Instruments Inc.)

10.10. Polytec GmbH

10.11. Shin-Etsu Chemical Co. Ltd.

10.12. Thorlabs Inc.

10.13. TOPTICA Photonics AG

AC Photonics Inc.

AFW Technologies Pty. Ltd.

Agiltron Incorporated

Corning Optical Communications LLC (Corning Inc.)

DK Photonics Technology Limited

Edmund Optics Inc.

Flyin Optronics Co. Ltd.

Innolume GmbH

Newport Corporation (MKS Instruments Inc.)

Polytec GmbH

Shin-Etsu Chemical Co. Ltd.

Thorlabs Inc.

TOPTICA Photonics AG