About Optocouplers / Photocouplers

Optocouplers / Photocouplers

Optocouplers are a type of isolator that use a low-power optical signal to transmit one signal from one circuit to another independent circuit. Optocouplers are comprised of an infrared LED light source and an integrated photo detector which usually consists of a photodiode and detector circuit. This optical link or coupling provides electrical isolation between the two circuits which makes the trouble shooting and reliability of circuits more straightforward. These devices are often used to provide electrical isolation between digital signals on the same board, but they are also commonly used in medical and industrial instruments, motor control systems, and signal conditioning circuits. Optocouplers have very high input-to-output isolation voltage and low capacitance, which makes them suitable for signal transmission in high speed applications. Additionally, they manage the call back current of the circuit they are connecting, allowing them to protect against overloads.
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TLP176GA(TP,F)


Toshiba MOSFET Output Optocouplers Photorelay .12A 400V 1500 Vrms 70pF 3mA
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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.

Toshiba Availability : 744
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USD 0.6144

Multiples of: 1

CNY174TVM


Fairchild Semiconductor Transistor Output Optocouplers Optocoupler Hi Bvceo Phototransistor
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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.

ON Semiconductor Availability : 741
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USD 0.2102

Multiples of: 1

ACPL-796H-500E


SOP-16-300mil Logic Output Optoisolators ROHS
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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.

Broadcom Availability : 740
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USD 1.9148

Multiples of: 1

SFH6186-4X001T


Vishay Semiconductors Transistor Output Optocouplers Phototransistor Out Single CTR>100-200%
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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.

Vishay Availability : 739
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USD 0.315

Multiples of: 1

MOC3042TVM


Fairchild Semiconductor Triac & SCR Output Optocouplers 6Pin400V Optocoupler Zero Cross Triac Dr
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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.

ON Semiconductor Availability : 738
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USD 0.667

Multiples of: 1

H11G1SR2VM


Transistor Output Optocouplers Hi Volt Photodarling VDE Certified
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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.

ON Semiconductor Availability : 737
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USD 0.4169

Multiples of: 1

ILQ2-X016


Transistor Output Optocouplers Phototransistor Out Quad CTR > 100%
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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.

Vishay Availability : 737
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USD 1.2075

Multiples of: 1

SFH6286-2T


Transistor Output Optocouplers Phototransistor Out AC-In CTR>63-200%
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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.

Vishay Availability : 736
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USD 0.4256

Multiples of: 1

H11AA1SVM


Fairchild Semiconductor Transistor Output Optocouplers MOT AC IN-TRANS OUT
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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.

ON Semiconductor Availability : 735
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USD 0.3231

Multiples of: 1

ILD615-2


Transistor Output Optocouplers Phototransistor Out Dual CTR 63-125%
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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.

Vishay Availability : 735
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USD 0.6244

Multiples of: 1

FOD3182TSR2V


Fairchild Semiconductor High Speed Optocouplers High Speed 3A OUT MOSFET Gate Driver
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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.

ON Semiconductor Availability : 733
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USD 1.495

Multiples of: 1

FOD3182V


High Speed Optocouplers High Speed 3A OUT MOSFET Gate Driver
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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.

ON Semiconductor Availability : 732
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USD 1.495

Multiples of: 1

IL300-DEFG-X017


High Linearity Optocouplers Single Linear High Gain Wide Bandwidth
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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.

Vishay Availability : 732
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USD 2.4265

Multiples of: 1

FOD4116SV


Fairchild Semiconductor Triac & SCR Output Optocouplers Zero-Cross Triac Out Snubberless VDE 600V
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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.

ON Semiconductor Availability : 732
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USD 2.7018

Multiples of: 1

CNY17F-4X016


Transistor Output Optocouplers Phototransistor Out Single CTR 160-320%
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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.

Vishay Availability : 731
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USD 0.2563

Multiples of: 1

TLP521-2


Optocoupler; THT; Channels:2; Out: transistor; Uinsul:5.3kV; DIP8
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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.

Isocom Availability : 731
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USD 0.4004

Multiples of: 1

VO610A-1X019T


Transistor Output Optocouplers Phototransistor Out CTR 40-80%
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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.

Vishay Availability : 729
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USD 0.1419

Multiples of: 1

LTV-816-C


DIP-4 Optocouplers - Phototransistor Output ROHS
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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.

Lite-On Availability : 727
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USD 0.0449

Multiples of: 10

SFH601-1


Transistor Output Optocouplers Phototransistor Out Single CTR 40-80%
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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.

Vishay Availability : 727
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USD 0.2421

Multiples of: 750

APT1211SZ


Triac & SCR Output Optocouplers AC TY 600V 50mA 50V Phototriac Coupler
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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.

Panasonic Availability : 698
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USD 0.9581

Multiples of: 1

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