Part Number: HCNR201-500E

Manufacturer: Broadcom Limited


Shipped from: Shenzhen/HK Warehouse

Stock Available: Check with us

Technical Specifications of HCNR201-500E

Datasheet  HCNR201-500E datasheet
Category Isolators
Family Optoisolators – Transistor, Photovoltaic Output
Manufacturer Broadcom Limited
Packaging Tape & Reel (TR)
Part Status Active
Number of Channels 1
Voltage – Isolation 5000Vrms
Current Transfer Ratio (Min) 0.36% @ 10mA
Current Transfer Ratio (Max) 0.72% @ 10mA
Turn On / Turn Off Time (Typ)
Rise / Fall Time (Typ)
Input Type DC
Output Type Photovoltaic, Linearized
Voltage – Output (Max)
Current – Output / Channel
Voltage – Forward (Vf) (Typ) 1.6V
Current – DC Forward (If) (Max) 25mA
Vce Saturation (Max)
Operating Temperature -55°C ~ 100°C
Mounting Type Surface Mount
Package / Case 8-SMD, Gull Wing
Supplier Device Package 8-DIP Gull Wing

HCNR201-500E Introduction

The HCNR201-500E is a modern optoisolator solar device that is known for its great performance and many uses. With its linearized output, high linearity, stable gain characteristics, and impressive 5000 V rms isolation voltage, it stands out as a reliable option for precise signal transmission and good electrical isolation. The HCNR201-500E is accurate and reliable enough for important applications in industrial automation, power grid monitoring, and medical equipment. In this guide, we’ll look at the HCNR201-500E’s most important features and perks to help you get the most out of it for your projects.

HCNR201-500E Description

The high-linearity analog Broadcom® HCNR200/201 optocoupler is made up of a high-performance AlGaAs LED that lights up two closely matched photodiodes. The input sensor checks the LED’s light output, which makes it stable. Because of this, the LED’s nonlinearity and motion can be almost completely fixed.

The output photodiode makes a photocurrent that is proportional to the amount of light the LED gives off. The high uniformity and stable gain of the optocoupler are made possible by how well the photodiodes are matched and how well the package is designed. The HCNR200/201 separates analog signals for a wide range of uses that require good stability, linearity, bandwidth, and low cost. The HCNR200/201 is versatile and can work in many different modes, such as unipolar/bipolar, AC/DC, and inverting/noninverting, depending on how the application circuit is set up. The HCNR200/201 is a great way to solve many problems with analog separation.

Theory of Operation for HCNR201-500E

The HCNR201-500E optocoupler works on the concept of coupling between a light-emitting diode (LED) and a photodiode. It has a high-performance AlGaAs LED and two closely matched photodiodes, one for input and one for output.

The optocoupler works by having the LED send out light, which is then picked up by the photodiode at the input. The input photodiode does more than just pick up light; it also works as a feedback system to keep the LED’s light output steady. By watching the LED’s light output, the input photodiode makes sure that the light strength is consistent and stable, reducing nonlinearity and drift effects.

The light gets turned into a photocurrent by the output photodiode, which is close to the LED. This photocurrent is directly related to how bright the light coming from the LED is. The high uniformity and stable gain of the optocoupler are made possible by how well the photodiodes are matched and how well the package is designed.

The linear photocurrent made by the output photodiode can be used to correctly represent the input signal and keep the input and output sides of the optocoupler from touching each other electrically. This isolation is very important for applications that need precise signal transmission and protection from electrical noise or voltage differences.

Overall, the HCNR201-500E optocoupler uses the feedback mechanism of the input photodiode and the linear response of the output photodiode to achieve high predictability, stability, and accurate signal representation. This makes it a good choice for apps that need to send and receive signals accurately.

Optocoupler Functionality

The HCNR201-500E is an optocoupler. It has a high-performance AlGaAs LED and two photodiodes that are closely matched. Its purpose is to keep things stable, get rid of nonlinearity, and get a correct representation of the signal.

The HCNR201-500E’s input photodiode keeps an eye on the LED’s light output and keeps it steady. This real-time tracking makes sure that the LED’s nonlinearity and drift are taken care of in the best way possible. So, the optocoupler has a high degree of predictability, which means it works reliably and consistently.

Another photodiode is used on the output side of the HCNR201-500E. This photodiode makes a photocurrent that is directly related to how much light the LED gives off. By making sure that the photodiodes are closely matched and using an advanced package design, the optocoupler keeps its gain characteristics fixed and makes sure that the input signal is shown correctly.

The HCNR201-500E has very good linearity and reliable signal transmission because the LED and photodiodes work together in a very exact and controlled way. It is a very important part in many situations where steadiness, accurate signal isolation, and accurate signal reproduction are very important.

HCNR201-500E Circuit Design Flexibility

The HCNR201-500E optocoupler has a flexible circuit design that lets it work in different modes and adapt to the needs of different applications. It can be used in a wide range of analog signal isolation situations because of how flexible it is.

The optocoupler can be set up in both unipolar and bipolar ways, so it can be used in situations where the output polarity is different. Because of this, it can handle signals with either positive or negative voltage levels. This makes it work with more analog devices.

Also, the HCNR201-500E can work in both alternating current (AC) and direct current (DC) modes, so it can be used with signals that use either type of current. This feature makes sure that it can work with different types of power supplies and signals.

Also, the optocoupler can be used in either an inverting or a non-inverting setup, so signals can be switched if necessary. This feature makes circuit design even more flexible and makes it easier to work with systems that need the direction of a signal to be switched.

By carefully designing the application circuit, the HCNR201-500E can be made to fit particular needs, allowing precise signal transmission and isolation. Its ability to work in different modes and configurations makes it very flexible and a great answer for a wide range of analog isolation problems.

Overall, the HCNR201-500E optocoupler gives circuit designers the freedom to adapt the device to different uses. This makes it a flexible and cost-effective choice for isolating analog signals in a way that is stable, linear, and accurate.

HCNR201-500E Applications

The HCNR201-500E optocoupler is used in many different situations where accurate data transmission and electrical separation are needed. Some famous examples include:

  • Industrial Automation: The HCNR201-500E makes sure that motor control, sensing, and monitoring systems have reliable signal isolation by offering high linearity, stable gain, and flexible working modes.
  • Power Grid Tracking: The optocoupler is a great choice for tracking voltage, current, and power levels in power distribution systems because it works with both AC and DC, is stable, and shows signals accurately.
  • Medical Equipment: The HCNR201-500E ensures patient safety and signal integrity in medical equipment by letting analog signals be sent accurately and isolating them from electricity.
  • Data Acquisition Systems: This optocoupler is great for data acquisition systems because its circuit design is flexible and it has a wide range of working modes. This makes it perfect for isolating and sending analog signals from sensors accurately.


The HCNR201-500E optocoupler is an ideal option for applications demanding precise signal transmission and electrical separation thanks to a number of essential features and advantages. With its remarkable 5000 V rms isolation voltage, good linearity, and constant gain characteristics, it guarantees accurate signal representation and dependable performance.

We urge readers to utilize the HCNR201-500E’s enormous potential in their projects. This optocoupler provides the dependability and performance required for essential applications, whether in industrial automation, power grid monitoring, medical equipment, or data gathering systems.

Readers who are interested in obtaining the HCNR201-500E should contact ICRFQ, a reputable dealer of electronic components. ICRFQ will provide simple accessibility, allowing for the seamless integration of the HCNR201-500E into your projects.

4.8/5 - (397 votes)
Kevin Chen