Transistor Output Optocouplers

Transistor output optocouplers are electronic components that allow a current to flow between two isolated circuits by using a light-emitting diode (LED) and a phototransistor. The LED and phototransistor are optically coupled, meaning that the current can flow from one circuit to the other without a direct electrical connection. The output transistor can provide current gain or the ability to control the voltage levels. These components are used to isolate the circuit from external interferences, provide electrical isolation and filtering, and prevent ground loops. They also provide electrical noise and transient protection, allowing signals to travel with minimal distortion. Transistor output optocouplers are commonly used in applications such as motor control, instruments, and sensors.
Enable Filter
Manufacturer
Reset
Rise Time
Reset
Current Transfer Ratio
Reset
Fall Time
Reset
Output Type
Reset
Package / Case
Reset
Number of Channels
Reset
If - Forward Current
Reset
Maximum Collector Current
Reset
Maximum Collector Emitter Voltage
Reset
Isolation Voltage
Reset
Maximum Collector Emitter Saturation Voltage
Reset
Vf - Forward Voltage
Reset
Vr - Reverse Voltage
Reset
Pd - Power Dissipation
Reset
Minimum Operating Temperature
Reset
Maximum Operating Temperature
Reset
Series
Reset
Packaging
Reset
Mounting Style
Reset
Input Type
Reset
First...206207208209210...
Image  Information Image Stock Code(▲▼)Description
Manufacturer
Availability ⓘ (▲▼)Price(AUD) 

(Ex. GST)(▲▼)		Enter Qty Rise TimeCurrent Transfer RatioFall TimeOutput TypePackage / CaseNumber of ChannelsIf - Forward CurrentMaximum Collector CurrentMaximum Collector Emitter VoltageIsolation VoltageMaximum Collector Emitter Saturation VoltageVf - Forward VoltageVr - Reverse VoltagePd - Power DissipationMinimum Operating TemperatureMaximum Operating TemperatureSeriesQualificationPackagingMounting StyleInput Type
  
                         
KL817S1-C-TU-F


5kV 1.2V SMD-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0391
Multiples of: 10

4us 3us SMD - 4      1.2 V         
KL817S1-B-TU-F


5kV 1.2V SMD-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0409
Multiples of: 10

4us 3us SMD - 4      1.2 V         
KL8171


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0418
Multiples of: 10

- - DIP - 4      1.2 V         
KL817-B


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0418
Multiples of: 10

4us 3us DIP - 4      1.2 V         
KL817-A


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0418
Multiples of: 10

4us 3us DIP - 4      1.2 V         
KL817-D


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0418
Multiples of: 10

4us 3us DIP - 4      1.2 V         
KL817-C


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0418
Multiples of: 10

4us 3us DIP - 4      1.2 V         
KL816-A


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0418
Multiples of: 10

4us 3us DIP - 4      1.2 V         
KL816-B


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0418
Multiples of: 10

4us 3us DIP - 4      1.2 V         
KL816M-B


5kV 1.2V DIP-4 Transistor, Photovoltaic Output Optoisolators ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Kinglight 0
6 to 16 Weeks Calender.png

AUD 0.0435
Multiples of: 10

4us 3us DIP - 4      1.2 V         
  • NoFilter
  • Contains
  • DoesNotContain
  • StartsWith
  • EndsWith
  • EqualTo
  • NotEqualTo
  • GreaterThan
  • LessThan
  • GreaterThanOrEqualTo
  • LessThanOrEqualTo
  • Between
  • NotBetween
  • IsEmpty
  • NotIsEmpty
  • IsNull
  • NotIsNull
  • Custom
First...206207208209210...

Looking for help? Visit our FAQ's Section to answer to all your questions

Resources

Company

Support

 

X-ON Worldwide Electronics

Welcome To X-ON ELECTRONICS
For over three decades, we have been advocating and shaping the electronic components industry. Our management complements our worldwide business scope and focus. We are committed to innovation, backed by a strong business foundation. If you need a trustworthy supplier of electronic components for your business – look no further.
  +61 8 9358 9358 |   sales@x-on.com.au |   Chat
 
Policies | Terms and Conditions | Sitemap

Copyright ©2026  X-ON Electronic Services. All rights reserved.
Please ensure you have read and understood our Terms & Conditions before purchasing.
All prices exclude GST.

Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted