About Transistor Output Optocouplers

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.
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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
  
                         
Hot MOCD211M


Optocoupler; SMD; Channels:2; Out: transistor; 2.5kV; SO8
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ON Semiconductor Availability : 4
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USD 0.3425

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     2               
TLP184(GB-TPL,E(O


OPTOCOUPLER, AC-INP, CTR100-400, TAPE
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Toshiba Availability : 4
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USD 0.396

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         3.75 kV          AC
CNY17-4


Everlight Transistor Output Optocouplers 160-320CTR 5000Vrms -55 to 110 Op Temp
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Everlight Availability : 4
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USD 0.4061

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   Npn PhototransistorPDIP - 61 Channel   5000 vRMS        TubeThrough Hole 
TLP621


TLP621 5KV OPTO COUPLER *RE
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Toshiba Availability : 4
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USD 0.5934

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 50 % to 600 % Npn PhototransistorPDIP - 41 Channel16 mA10 mA55 V5000 vRMS0.4 V1.3 V5 V250 mW- 55 C+ 100 CTlp621 Bulk  
NTE3093


Optocoupler DC-IN 1-CH Darlington With Base DC-OUT 8-Pin PDIP
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NTE Availability : 4
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USD 3.8587

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NTE3089


Optocoupler DC-IN 1-CH Transistor With Base DC-OUT 6-Pin PDIP
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NTE Availability : 4
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USD 3.9244

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3C91C


Transistor Output Optocouplers Optocoupled Isolator
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TT Electronics Availability : 4
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USD 19.5

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PC817MC


Photovoltaic Output Optoisolators
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HUAJING Availability : 3
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USD 0.0389

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18 us @2 ma , 100 18 us @2 ma , 100Phototransistor                 
EL817(B)


Transistor Output Optocouplers Optocoupler Transistor DC Input
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USD 0.0502

Multiples of: 5

   Npn PhototransistorPDIP - 4    5000 vRMS        TubeThrough Hole 
EL816(C)


Transistor Output Optocouplers Optocoupler Transistor DC Input
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USD 0.0687

Multiples of: 5

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