IC Phoenix logo

Home ›  M  › M154 > MOC119

MOC119 from FAI,Fairchild Semiconductor

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

MOC119

Manufacturer: FAI, QTC, MOTO, MOT

6-Pin DIP Optoisolator Darlington Output(No Base Connection)

Partnumber Manufacturer Quantity Availability
MOC119 FAI, QTC, MOTO, MOT 8345 In Stock

Description and Introduction

6-Pin DIP Optoisolator Darlington Output(No Base Connection) # Introduction to the MOC119 Optocoupler  

The MOC119 is an optocoupler (or optoisolator) designed to provide electrical isolation between two circuits while allowing signal transmission through an optical interface. This component consists of an infrared LED paired with a phototransistor, enabling safe and reliable signal transfer without direct electrical connection.  

## Key Features  

- **High Isolation Voltage**: The MOC119 ensures robust electrical isolation, protecting sensitive circuits from voltage spikes or noise.  
- **Fast Switching Speed**: Suitable for digital signal applications requiring quick response times.  
- **Compact Package**: Typically available in a standard DIP (Dual In-line Package), making it easy to integrate into various circuit designs.  

## Applications  

The MOC119 is commonly used in:  
- **Industrial Control Systems**: Isolating logic circuits from high-voltage components.  
- **Telecommunications**: Preventing ground loops and noise interference.  
- **Power Supply Regulation**: Enabling feedback control while maintaining isolation.  

## Advantages  

By using an optocoupler like the MOC119, engineers can enhance circuit safety, reduce electromagnetic interference (EMI), and improve signal integrity. Its reliability and ease of use make it a preferred choice for applications requiring electrical isolation.  

For optimal performance, proper attention should be given to LED drive current and load resistance to ensure efficient operation. The MOC119 remains a versatile solution for modern electronic designs requiring secure signal isolation.

Application Scenarios & Design Considerations

6-Pin DIP Optoisolator Darlington Output(No Base Connection)

Alternative Part Number

  • H11A1 --: Classic 6-pin phototransistor optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in most MOC119 sockets.
  • 4N25 --: Standard 6-pin phototransistor optocoupler offering comparable isolation voltage and current transfer ratio, a common drop-in substitute.
  • PC817 --: Popular 4-pin phototransistor optocoupler with similar CTR range; requires minor footprint adjustment but is a cost-effective, widely stocked alternative.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips