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Si866x Series Digital Isolators

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Part #

Digital Isolators 2.5 kV 5 forward & 1 Rev 6-Chan Isolatr

SI8661EB-B-IU
Skyworks Solutions, Inc.
1: Rp117.047
63In Stock

Mfr. Part No.
SI8661EB-B-IU

Mouser Part No
634-SI8661EB-B-IU

Skyworks Solutions, Inc.

Digital Isolators 2.5 kV 5 forward & 1 Rev 6-Chan Isolatr

Datasheet

63In Stock

Rp117.047

Rp77.420

Rp55.588

Rp51.002

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Tube

Digital Isolators 2.5 kV 3 forward & 3 reverse 6-channel isolator

SI8663EB-B-IU
Skyworks Solutions, Inc.
1: Rp89.345
123In Stock

Mfr. Part No.
SI8663EB-B-IU

Mouser Part No
634-SI8663EB-B-IU

Skyworks Solutions, Inc.

Digital Isolators 2.5 kV 3 forward & 3 reverse 6-channel isolator

Learn More

Datasheet

123In Stock

Rp89.345

Rp68.064

Rp57.056

Rp54.671

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Tube

Digital Isolators 3.75 kV 3 forward & 3 reverse 6-channel isolator

SI8663EC-B-IS1R
Skyworks Solutions, Inc.
1: Rp128.789
293In Stock

Mfr. Part No.
SI8663EC-B-IS1R

Mouser Part No
634-SI8663EC-B-IS1R

Skyworks Solutions, Inc.

Digital Isolators 3.75 kV 3 forward & 3 reverse 6-channel isolator

Learn More

Datasheet

293In Stock

Cut Tape

Rp128.789

Rp95.766

Rp89.162

Rp78.521

View

Reel

Rp53.387

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Si866x

SMD/SMT

SOIC-Narrow-16

6 Channel

Unidirectional

150 Mb/s

3750 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

Digital Isolators 5 kV 3 forward & 3 reverse 6-channel isolator

SI8663ED-B-ISR
Skyworks Solutions, Inc.
1: Rp135.944
255In Stock

Mfr. Part No.
SI8663ED-B-ISR

Mouser Part No
634-SI8663ED-B-ISR

Skyworks Solutions, Inc.

Digital Isolators 5 kV 3 forward & 3 reverse 6-channel isolator

Learn More

Datasheet

255In Stock

Cut Tape

Rp135.944

Rp103.288

Rp96.133

Rp84.575

Reel

Rp59.258

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.250

Si866x

SMD/SMT

SOIC-Wide-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.5 V

10 ns

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

Digital Isolators Automotive 3.75 kV 5 forward & 1 reverse 6-channel isolator

SI8661BC-AS1
Skyworks Solutions, Inc.
1: Rp154.657
38Expected 07/05/2026

Mfr. Part No.
SI8661BC-AS1

Mouser Part No
634-SI8661BC-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 3.75 kV 5 forward & 1 reverse 6-channel isolator

Datasheet

38Expected 07/05/2026

Rp154.657

Rp108.058

Rp103.105

Rp95.399

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

3750 Vrms

Capacitive Coupling

5.5 V

2.5 V

7.9 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 2.5 kV 3 forward & 3 reverse 6-channel isolator

SI8663BB-AU
Skyworks Solutions, Inc.
1: Rp143.099
96Expected 16/04/2026

Mfr. Part No.
SI8663BB-AU

Mouser Part No
634-SI8663BB-AU

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 3 forward & 3 reverse 6-channel isolator

Datasheet

96Expected 16/04/2026

Rp143.099

Rp109.709

Rp102.187

Rp70.632

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.5 V

6.5 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 1 kV 6-channel digital isolator

SI8660BA-AS1
Skyworks Solutions, Inc.
1: Rp129.890
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660BA-AS1

Mouser Part No
634-SI8660BA-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 1 kV 6-channel digital isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp129.890

Rp96.683

Rp90.629

Rp84.392

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

1000 Vrms

Capacitive Coupling

5.5 V

2.5 V

8.8 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

SI8660BB-AS1
Skyworks Solutions, Inc.
1: Rp143.282
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660BB-AS1

Mouser Part No
634-SI8660BB-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp143.282

Rp109.893

Rp103.105

Rp95.950

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.5 V

8.8 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

SI8660BB-AU
Skyworks Solutions, Inc.
1: Rp143.282
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660BB-AU

Mouser Part No
634-SI8660BB-AU

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp143.282

Rp109.893

Rp90.079

Rp89.895

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.5 V

8.8 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

SI8660EB-AU
Skyworks Solutions, Inc.
1: Rp143.282
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660EB-AU

Mouser Part No
634-SI8660EB-AU

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp143.282

Rp109.893

Rp90.079

Rp89.895

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.5 V

8.8 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators 2.5 kV 6 forward channel isolator

SI8660EB-B-IUR
Skyworks Solutions, Inc.
2.500: Rp48.984
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660EB-B-IUR

Mouser Part No
634-SI8660EB-B-IUR

Skyworks Solutions, Inc.

Digital Isolators 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

Rp48.984

Min.: 2.500
Mult.: 2.500

Reel: 2.500

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel

Digital Isolators Automotive 3.75 kV 6-channel digital isolator

SI8660EC-AS1
Skyworks Solutions, Inc.
1: Rp154.657
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660EC-AS1

Mouser Part No
634-SI8660EC-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 3.75 kV 6-channel digital isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp154.657

Rp108.058

Rp103.105

Rp95.399

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

3750 Vrms

Capacitive Coupling

5.5 V

2.5 V

8.8 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 5 kV 6-channel digital isolator

SI8660ED-AS
Skyworks Solutions, Inc.
1: Rp164.197
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660ED-AS

Mouser Part No
634-SI8660ED-AS

Skyworks Solutions, Inc.

Digital Isolators Automotive 5 kV 6-channel digital isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp164.197

Rp116.864

Rp111.360

Rp103.105

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.5 V

8.8 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators 5 kV 6-channel digital isolator

SI8660ED-B-ISR
Skyworks Solutions, Inc.
1.250: Rp60.725
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8660ED-B-ISR

Mouser Part No
634-SI8660ED-B-ISR

Skyworks Solutions, Inc.

Digital Isolators 5 kV 6-channel digital isolator

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

Rp60.725

Rp57.606

Min.: 1.250
Mult.: 1.250

Reel: 1.250

Si866x

SMD/SMT

SOIC-Wide-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel

Digital Isolators Automotive 2.5 kV 5 forward & 1 reverse 6-channel isolator

SI8661BB-AU
Skyworks Solutions, Inc.
1: Rp143.282
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661BB-AU

Mouser Part No
634-SI8661BB-AU

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 5 forward & 1 reverse 6-channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp143.282

Rp109.893

Rp90.079

Rp89.895

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.5 V

7.9 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 5 kV 5 forward & 1 reverse 6-channel isolator

SI8661BD-AS2
Skyworks Solutions, Inc.
1: Rp162.179
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661BD-AS2

Mouser Part No
634-SI8661BD-AS2

Skyworks Solutions, Inc.

Digital Isolators Automotive 5 kV 5 forward & 1 reverse 6-channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp162.179

Rp121.634

Rp115.947

Rp107.324

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.5 V

7.9 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators

SI8661BD-ASR
Skyworks Solutions, Inc.
1.250: Rp73.384
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661BD-ASR

Mouser Part No
634-SI8661BD-ASR

Skyworks Solutions, Inc.

Digital Isolators

Non-Stocked Lead-Time 10 Weeks

Reel

Rp73.384

Rp70.449

Min.: 1.250
Mult.: 1.250

Reel: 1.250

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.375 V

23 mA

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel

Digital Isolators 5 kV 5 forward & 1 reverse 6-channel isolator

SI8661BD-B-IS2R
Skyworks Solutions, Inc.
1.250: Rp63.294
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661BD-B-IS2R

Mouser Part No
634-SI8661BD-B-IS2R

Skyworks Solutions, Inc.

Digital Isolators 5 kV 5 forward & 1 reverse 6-channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

Rp63.294

Rp59.991

Min.: 1.250
Mult.: 1.250

Reel: 1.250

Si866x

SMD/SMT

SOIC-Wide-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel

Digital Isolators Automotive 2.5 kV 5 forward & 1 reverse 6-channel isolator

SI8661EB-AU
Skyworks Solutions, Inc.
1: Rp143.282
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661EB-AU

Mouser Part No
634-SI8661EB-AU

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 5 forward & 1 reverse 6-channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp143.282

Rp109.893

Rp90.079

Rp89.895

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.5 V

7.9 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators Automotive 3.75 kV 5 forward & 1 reverse 6-channel isolator

SI8661EC-AS1
Skyworks Solutions, Inc.
1: Rp154.657
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661EC-AS1

Mouser Part No
634-SI8661EC-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 3.75 kV 5 forward & 1 reverse 6-channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp154.657

Rp108.058

Rp103.105

Rp95.399

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

3750 Vrms

Capacitive Coupling

5.5 V

2.5 V

7.9 mA

8 ns

- 40 C

+ 125 C

Tube

Digital Isolators 3.75 kV 5 forward & 1 reverse 6-channel isolator

SI8661EC-B-IS1R
Skyworks Solutions, Inc.
2.500: Rp49.718
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661EC-B-IS1R

Mouser Part No
634-SI8661EC-B-IS1R

Skyworks Solutions, Inc.

Digital Isolators 3.75 kV 5 forward & 1 reverse 6-channel isolator

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

Rp49.718

Min.: 2.500
Mult.: 2.500

Reel: 2.500

Si866x

SMD/SMT

SOIC-Narrow-16

6 Channel

Unidirectional

150 Mb/s

3750 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel

Digital Isolators Automotive 5 kV 5 forward & 1 reverse 6-channel isolator

SI8661ED-AS
Skyworks Solutions, Inc.
1: Rp164.197
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8661ED-AS

Mouser Part No
634-SI8661ED-AS

Skyworks Solutions, Inc.

Digital Isolators Automotive 5 kV 5 forward & 1 reverse 6-channel isolator

Datasheet

Non-Stocked Lead-Time 10 Weeks

Rp164.197

Rp116.864

Rp111.360

Rp103.105

View

Min.: 1
Mult.: 1

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.5 V

7.9 mA

8 ns

- 40 C

+ 125 C

Tube

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

SI8662BB-B-IUR
Skyworks Solutions, Inc.
1: Rp120.900
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8662BB-B-IUR

Mouser Part No
634-SI8662BB-B-IUR

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Cut Tape

Rp120.900

Rp87.877

Rp81.823

Rp71.916

View

Reel

Rp48.984

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

SI8662EB-B-IUR
Skyworks Solutions, Inc.
2.500: Rp48.984
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8662EB-B-IUR

Mouser Part No
634-SI8662EB-B-IUR

Skyworks Solutions, Inc.

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

Rp48.984

Min.: 2.500
Mult.: 2.500

Reel: 2.500

Si866x

SMD/SMT

QSOP-16

6 Channel

Unidirectional

150 Mb/s

2500 Vrms

Capacitive Coupling

5.5 V

2.375 V

8 ns

- 40 C

+ 125 C

AEC-Q100

Reel

Digital Isolators

SI8662ED-ASR
Skyworks Solutions, Inc.
1.250: Rp73.384
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
SI8662ED-ASR

Mouser Part No
634-SI8662ED-ASR

Skyworks Solutions, Inc.

Digital Isolators

Non-Stocked Lead-Time 10 Weeks

Reel

Rp73.384

Rp70.449

Min.: 1.250
Mult.: 1.250

Reel: 1.250

Si866x

SMD/SMT

SOIC-16

6 Channel

Unidirectional

150 Mb/s

5000 Vrms

Capacitive Coupling

5.5 V

2.5 V

7.5 mA

10 ns

- 40 C

+ 125 C

Reel

Si866x Series Digital Isolators

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