About Digital Isolators

Silicon Labs Digital Isolators

Digital isolators are electronic components that are used to transfer digital signals across a barrier or isolation boundary. These components are used in electronic circuits to isolate one part of the circuit from the other, preventing any direct electrical connection. This helps to protect sensitive components and data from electrical noise and potential damage.The isolation in digital isolators is achieved through the use of optical, magnetic, or capacitive coupling techniques. This means that the signal is transferred through a non-conductive medium, breaking the electrical connection between the components on either side of the isolation barrier.Digital isolators are commonly used in applications where high voltage or high-frequency signals need to be transferred, such as in industrial control systems and medical equipment. They offer advantages over traditional isolation methods, such as optocouplers, as they are faster, more reliable, and have a longer lifespan.In summary, digital isolators are essential components that provide safe and reliable signal transfer in electronic circuits by isolating and protecting sensitive components, ultimately improving the overall performance and longevity of the circuit.

Digital Isolators

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Image  Information Image Stock Code(▲▼)Description
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(Ex. GST)(▲▼)		Enter Qty SeriesMounting StylePackage / CaseNumber of ChannelsPolarityData RateIsolation VoltageIsolation TypeSupply Voltage - MaxSupply Voltage - MinOperating Supply CurrentPropagation Delay TimeMinimum Operating TemperatureMaximum Operating TemperatureQualificationPackaging
  
                    
SI8440AB-D-IS1R


Digital Isolators QuadCh 2.5kV Isolatr 1M 4/0
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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.

Silicon Labs Availability : 0
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USD 1.6575

Multiples of: 2500

Si8440abSmd/SmtSOIC - 16 Narrow4 ChannelUnidirectional1 Mb/S1 kVRMSCapacitive Coupling5.5 V2.7 V6 mA35 ns- 40 C+ 125 C Tube
SI8410AB-C-ISR


Digital Isolators 2.5 kV 1-channel digital isolator
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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.

Silicon Labs Availability : 0
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USD 1.6575

Multiples of: 2500

*              Tape And Reel
SI8440AB-D-IS


Digital Isolators 2.5 kV 4-channel digital isolator
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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.

Silicon Labs Availability : 0
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USD 1.6667

Multiples of: 1

Si8440abSmd/SmtSOIC - 16 Wide4 ChannelUnidirectional1 Mb/S2.5 kVRMSCapacitive Coupling5.5 V2.7 V6 mA35 ns- 40 C+ 125 C Tube
SI8442AB-D-IS


Digital Isolators 2.5 kV 2 forward & 2 reverse 4-channel isolator
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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.

Silicon Labs Availability : 0
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USD 1.6776

Multiples of: 1

Si8442abSmd/SmtSOIC - 16 Wide4 ChannelUnidirectional1 Mb/S2.5 kVRMSCapacitive Coupling5.5 V2.7 V6 mA35 ns- 40 C+ 125 C Tube
SI8421AB-C-ISR


Digital Isolators 2.5 kV 1 forward & 1 reverse 2-channel isolator
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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.

Silicon Labs Availability : 0
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USD 1.6965

Multiples of: 2500

*              Tape And Reel
SI8420AB-C-ISR


Digital Isolators 2.5 kV 2-channel digital isolator
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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.

Silicon Labs Availability : 0
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USD 1.6965

Multiples of: 2500

*              Tape And Reel
SI8440AB-D-ISR


Digital Isolators Quad Ch 2.5kV Isolator 1M 4/0
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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.

Silicon Labs Availability : 0
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USD 1.727

Multiples of: 1250

Si8440abSmd/SmtSOIC - 16 Wide4 ChannelUnidirectional1 Mb/S2.5 kVRMSCapacitive Coupling5.5 V2.7 V6 mA35 ns- 40 C+ 125 C Tube
SI8441AB-D-IS


Digital Isolators 2.5 kV 3 forward & 1 reverse 4-channel isolator
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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.

Silicon Labs Availability : 0
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USD 1.7278

Multiples of: 1

Si8441abSmd/SmtSOIC - 16 Wide4 Channel   Capacitive Coupling5.5 V2.7 V6 mA35 ns- 40 C+ 125 C Tube
Si8719BD-A-IS


Digital Isolators 5 kV optocoupler replacement
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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.

Silicon Labs Availability : 0
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USD 1.7679

Multiples of: 1

 Smd/SmtSDIP - 61 Channel 15 Mb/S5 kVRMSCapacitive Coupling5.5 V2.5 V1.7 mA30 ns- 40 C+ 125 CAec - Q100Tube
SI8655BA-B-IUR


Digital Isolators 5-Ch 1.0 kV Isolator 150M 5/0
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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.

Silicon Labs Availability : 0
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USD 1.7681

Multiples of: 2500

Si8655ba QSOP - 16    Capacitive Coupling       Reel
SI8712BC-B-ISR


Digital Isolators 3.75 kV optocoupler replacement in SOIC8
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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.

Silicon Labs Availability : 0
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USD 1.7737

Multiples of: 2500

Si8712bcSmd/SmtSOIC - 81 ChannelUnidirectional15 Mb/S3.75 kVRMSCapacitive Coupling30 V3 V1.7 mA30 ns- 40 C+ 125 CAec - Q100Tube
SI8621BB-B-IM1


General Purpose Digital Isolator 2500Vrms 2 Channel 1Mbps 35kV/µs CMTI 8-SOIC (0.154", 3.90mm Width)
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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.

Silicon Labs Availability : 0
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USD 1.7875

Multiples of: 1

Si8621 8 - SOIC (0.154 , 3.90 mm WIDTH)2 1Mbps         Tube
SI8621ET-IS


General Purpose Digital Isolator 5000Vrms 2 Channel 150Mbps 60kV/µs CMTI 16-SOIC (0.295", 7.50mm Width)
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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.

Silicon Labs Availability : 0
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USD 1.7881

Multiples of: 4

Si86xxSmd/SmtSOIC - 16 Wide2 ChannelUnidirectional150 Mb/S5 kVRMSCapacitive Coupling5.5 V2.5 V5.8 mA8 ns- 40 C+ 125 CAec - Q100 
Si8716BC-A-IP


General Purpose Digital Isolator 3750Vrms 1 Channel 15Mbps 35kV/µs CMTI 8-SMD, Gull Wing
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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.

Silicon Labs Availability : 0
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USD 1.8272

Multiples of: 1

 Through HoleDIP - 81 Channel 15 Mb/S3.75 kVRMSCapacitive Coupling5.5 V2.5 V1.7 mA30 ns- 40 C+ 125 CAec - Q100Tube
Si8440AA-D-IS1


Digital Isolators 1 kV 3 forward & 1 reverse 4-channel isolator
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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.

Silicon Labs Availability : 0
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USD 1.8325

Multiples of: 48

Si8440aaSmd/SmtSOIC - 16 Narrow4 ChannelUnidirectional1 Mb/S1 kVRMSCapacitive Coupling5.5 V2.7 V6 mA35 ns- 40 C+ 125 C Tube
SI8630BT-IS


General Purpose Digital Isolator 5000Vrms 3 Channel 150Mbps 60kV/µs CMTI 16-SOIC (0.295", 7.50mm Width)
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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.

Silicon Labs Availability : 0
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USD 1.8356

Multiples of: 4

Si863xSmd/SmtSOIC - 16 Wide3 ChannelUnidirectional150 Mb/S5 kVRMSCapacitive Coupling5.5 V2.5 V13.2 mA8 ns- 40 C+ 125 CAec - Q100-
SI8421AD-B-IS


Digital Isolators Dual Ch 5kV Isolator, 1M, 1/1, SOIC16, lead free
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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.

Silicon Labs Availability : 0
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USD 1.8564

Multiples of: 1

               Cut Tape
SI8410AD-A-IS


General Purpose Digital Isolator 5000Vrms 1 Channel 1Mbps 20kV/µs CMTI 16-SOIC (0.295", 7.50mm Width)
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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.

Silicon Labs Availability : 0
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USD 1.9503

Multiples of: 46

               -
SI8650EB-B-IU


Digital Isolators 2.5 kV 5 forward channel isolator
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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.

Silicon Labs Availability : 0
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USD 1.9508

Multiples of: 1

Si865xSmd/SmtQSOP - 166 ChannelUnidirectional150 Mb/S2.5 kVRMSCapacitive Coupling5.5 V2.375 V26.2 mA8 ns- 40 C+ 125 CAec - Q100Tube
SI8645ET-IS


General Purpose Digital Isolator 5000Vrms 4 Channel 150Mbps 60kV/µs CMTI 16-SOIC (0.295", 7.50mm Width)
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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.

Silicon Labs Availability : 0
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USD 1.9561

Multiples of: 3

Si86xxSmd/SmtSOIC - 164 ChannelUnidirectional150 Mb/S5 kVRMSMagnetic Coupling5.5 V2.375 V17.5 mA8 ns- 40 C+ 125 CAec - Q100-
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