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.
Image  Information Image Stock Code(▲▼)Description
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TLP184(GR-TPL,SE(T


Optocouplers SMD-4 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.

Toshiba Availability : 2007
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USD 0.1173

Multiples of: 5

TLP292(GR-TPR.E(T


Transistor Output Optocouplers
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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 : 2004
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USD 0.3192

Multiples of: 1

FOD053LR2


Fairchild Semiconductor High Speed Optocouplers 1Mbits HS Dual Channel Tran-1kVus
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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 : 2003
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USD 0.8382

Multiples of: 1

SFH6156-2X001T


Transistor Output Optocouplers Phototransistor Out Single 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 : 2000
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USD 0.1659

Multiples of: 1

TCDT1101G


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 : 1999
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USD 0.1947

Multiples of: 1

TLP591B(C,F)


Photodiode Output Optocouplers Photovoltaic 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.

Toshiba Availability : 1998
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USD 1.4195

Multiples of: 1

4N26-X009


Transistor Output Optocouplers Phototransistor Out CTR>20%
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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 : 1997
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USD 0.2134

Multiples of: 1

VO615A-2X019T


Transistor Output Optocouplers RECOMMENDED ALT 782-SFH615A-2X019T
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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 : 1994
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USD 0.1089

Multiples of: 1

ISP827X


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 : 1989
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USD 0.3472

Multiples of: 1

TLP785(GR,F)


Transistor Output Optocouplers Photo-IC 60mA 80V 5000 Vrms 8000 Vpk
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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 : 1988
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USD 0.0786

Multiples of: 5

FOD8001


High Speed Optocouplers 3.3V Logic Gate Drvr w/High Noise Immnty
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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 : 1987
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USD 0.9418

Multiples of: 1

FOD8343R2


Logic Output Optocouplers 3.0AHighSpeedGateDrv OptocoupInStretchSO6
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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 : 1986
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USD 1.6114

Multiples of: 1

MOC3062M


100mA 60mA 600V 1.5V Two-way thyristor DIP-6 Triac, SCR 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.

AOTE Availability : 1983
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USD 0.1459

Multiples of: 5

TLP291(GR-TP,E(T


SOIC-4 Transistor, Photovoltaic 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.

Toshiba Availability : 1983
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USD 0.2706

Multiples of: 1

TLP5772H(TP,E


Logic Output Opto-couplers Gate Drive Coupler; 2.5A; High Temp; 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.

Toshiba Availability : 1983
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USD 1.1789

Multiples of: 1

TCLT1107


Transistor Output Optocouplers Phototransistor Out Single CTR 80-160%
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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 : 1982
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USD 0.2363

Multiples of: 1

ILD621GB


Transistor Output Optocouplers Phototransistor Out Dual 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 : 1977
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USD 0.553

Multiples of: 1

TLP187(E(T


Transistor Output Optocouplers High VCEO Darlington 300V 150mA 3750Vrms
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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 : 1962
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USD 0.2744

Multiples of: 1

HCPL-0631-500E


Logic Output Optoisolator 10MBd Open Collector, Schottky Clamped 3750Vrms 2 Channel 10kV/µs CMTI 8-SO Tall
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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 : 1962
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USD 1.3354

Multiples of: 1

CNY17F-3


Optocoupler; THT; Channels:1; Out: transistor; Uinsul:5kV; Uce:70V
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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 : 1961
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USD 0.1023

Multiples of: 1

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