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Si866x Series Digital Isolators

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Series = Si866x

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Part #

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

SI8661BD-B-IS2
Skyworks Solutions, Inc.
1: $9.08
16In Stock

Mfr. Part #
SI8661BD-B-IS2

Mouser Part #
634-SI8661BD-B-IS2

Skyworks Solutions, Inc.

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

Learn More

Datasheet

16In Stock

$9.08

$6.96

$6.14

$5.72

View

Min.: 1
Mult.: 1

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

Tube

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

SI8661EB-B-IU
Skyworks Solutions, Inc.
1: $9.89
63In Stock

Mfr. Part #
SI8661EB-B-IU

Mouser Part #
634-SI8661EB-B-IU

Skyworks Solutions, Inc.

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

Datasheet

63In Stock

$9.89

$6.54

$4.70

$4.31

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: $7.55
135In Stock

Mfr. Part #
SI8663EB-B-IU

Mouser Part #
634-SI8663EB-B-IU

Skyworks Solutions, Inc.

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

Learn More

Datasheet

135In Stock

$7.55

$5.75

$4.82

$4.62

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: $10.88
293In Stock

Mfr. Part #
SI8663EC-B-IS1R

Mouser Part #
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

$10.88

$8.09

$7.53

$6.63

View

Reel

$4.51

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

SI8661BC-AS1
Skyworks Solutions, Inc.
1: $13.07
38Expected 2026-04-16

Mfr. Part #
SI8661BC-AS1

Mouser Part #
634-SI8661BC-AS1

Skyworks Solutions, Inc.

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

Datasheet

38Expected 2026-04-16

$13.07

$9.13

$8.71

$8.06

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: $12.09
96Expected 2026-07-23

Mfr. Part #
SI8663BB-AU

Mouser Part #
634-SI8663BB-AU

Skyworks Solutions, Inc.

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

Datasheet

96Expected 2026-07-23

$12.09

$9.27

$8.63

$5.97

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: $10.97
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660BA-AS1

Mouser Part #
634-SI8660BA-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 1 kV 6-channel digital isolator

Datasheet

Non-Stocked Lead-Time 8 Weeks

$10.97

$8.17

$7.66

$7.13

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: $12.11
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660BB-AS1

Mouser Part #
634-SI8660BB-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 8 Weeks

$12.11

$9.28

$8.71

$8.11

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: $12.11
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660BB-AU

Mouser Part #
634-SI8660BB-AU

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 8 Weeks

$12.11

$9.28

$7.61

$7.60

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: $12.11
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660EB-AU

Mouser Part #
634-SI8660EB-AU

Skyworks Solutions, Inc.

Digital Isolators Automotive 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 8 Weeks

$12.11

$9.28

$7.61

$7.60

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: $4.14
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660EB-B-IUR

Mouser Part #
634-SI8660EB-B-IUR

Skyworks Solutions, Inc.

Digital Isolators 2.5 kV 6 forward channel isolator

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$4.14

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: $13.07
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660EC-AS1

Mouser Part #
634-SI8660EC-AS1

Skyworks Solutions, Inc.

Digital Isolators Automotive 3.75 kV 6-channel digital isolator

Datasheet

Non-Stocked Lead-Time 8 Weeks

$13.07

$9.13

$8.71

$8.06

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: $13.87
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660ED-AS

Mouser Part #
634-SI8660ED-AS

Skyworks Solutions, Inc.

Digital Isolators Automotive 5 kV 6-channel digital isolator

Datasheet

Non-Stocked Lead-Time 8 Weeks

$13.87

$9.87

$9.41

$8.71

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: $5.13
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8660ED-B-ISR

Mouser Part #
634-SI8660ED-B-ISR

Skyworks Solutions, Inc.

Digital Isolators 5 kV 6-channel digital isolator

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$5.13

$4.87

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: $12.11
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661BB-AU

Mouser Part #
634-SI8661BB-AU

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

$12.11

$9.28

$7.61

$7.60

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: $13.70
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661BD-AS2

Mouser Part #
634-SI8661BD-AS2

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

$13.70

$10.28

$9.80

$9.07

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: $6.20
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661BD-ASR

Mouser Part #
634-SI8661BD-ASR

Skyworks Solutions, Inc.

Digital Isolators

Non-Stocked Lead-Time 8 Weeks

Reel

$6.20

$5.95

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: $5.35
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661BD-B-IS2R

Mouser Part #
634-SI8661BD-B-IS2R

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$5.35

$5.07

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: $12.11
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661EB-AU

Mouser Part #
634-SI8661EB-AU

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

$12.11

$9.28

$7.61

$7.60

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: $13.07
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661EC-AS1

Mouser Part #
634-SI8661EC-AS1

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

$13.07

$9.13

$8.71

$8.06

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: $4.20
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661EC-B-IS1R

Mouser Part #
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 8 Weeks

Reel

$4.20

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: $13.87
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8661ED-AS

Mouser Part #
634-SI8661ED-AS

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

$13.87

$9.87

$9.41

$8.71

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: $10.21
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8662BB-B-IUR

Mouser Part #
634-SI8662BB-B-IUR

Skyworks Solutions, Inc.

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

Cut Tape

$10.21

$7.42

$6.91

$6.08

View

Reel

$4.14

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: $4.14
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8662EB-B-IUR

Mouser Part #
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 8 Weeks

Reel

$4.14

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: $6.20
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
SI8662ED-ASR

Mouser Part #
634-SI8662ED-ASR

Skyworks Solutions, Inc.

Digital Isolators

Non-Stocked Lead-Time 8 Weeks

Reel

$6.20

$5.95

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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