Audio & Signal Transformers

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Part #

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 2-PORT POE

B78476A1889A003
EPCOS / TDK
400: $2.14
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A1889A003

Mouser Part No
871-B78476A1889A3

EPCOS / TDK

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 2-PORT POE

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$2.14

$1.97

$1.88

Min.: 400
Mult.: 400

Reel: 400

LAN Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Dual

10/100 Base-T PoE

12.7 mm

6.9 mm

5.6 mm

B78476A

Reel

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT

B78476A7694A003
EPCOS / TDK
1: $2.87
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A7694A003

Mouser Part No
871-B78476A7694A3

EPCOS / TDK

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

$2.87

$2.60

$2.49

$2.42

Reel

$1.98

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

LAN Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Single

10/100 Base-T

25.4 mm

13.1 mm

6.1 mm

B78476A

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1000 BASE-T 0C-70C 2-PORT POE

B78476A8066A003
EPCOS / TDK
300: $5.06
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A8066A003

Mouser Part No
871-B78476A8066A3

EPCOS / TDK

Audio Transformers / Signal Transformers 1000 BASE-T 0C-70C 2-PORT POE

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$5.06

$4.93

Min.: 300
Mult.: 300

Reel: 300

LAN Transformers

Module

SMD/SMT

350 uH

0 C

+ 70 C

Dual

1000 Base-T PoE

27.81 mm

12.19 mm

7.24 mm

B78476A

Reel

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT

B78476A8067A003
EPCOS / TDK
2,000: $1.88
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A8067A003

Mouser Part No
871-B78476A8067A3

EPCOS / TDK

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

$1.88

$1.81

MouseReel Available

Min.: 2,000
Mult.: 2,000

Reel: 400

LAN Transformers

Module

SMD/SMT

350 uH

0 C

+ 70 C

Single

10/100 Base-T

14.81 mm

11.7 mm

5.15 mm

B78476A

Reel

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT POE

B78476A8245A003
EPCOS / TDK
1: $1.98
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A8245A003

Mouser Part No
871-B78476A8245A3

EPCOS / TDK

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT POE

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

$1.98

$1.80

$1.68

$1.62

Reel

$1.43

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

LAN Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Single

10/100 Base-T PoE

28.1 mm

11.9 mm

5.5 mm

B78476A

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 4-PORT POE

B78476A8246A003
EPCOS / TDK
300: $3.76
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A8246A003

Mouser Part No
871-B78476A8246A3

EPCOS / TDK

Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 4-PORT POE

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$3.76

$3.75

$3.58

Min.: 300
Mult.: 300

Reel: 300

LAN Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Quad

10/100 Base-T PoE

27.81 mm

12.19 mm

7.24 mm

B78476A

Reel

Audio Transformers / Signal Transformers 1000 BASE-T 0C-70C 2-PORT

B78476A8250A003
EPCOS / TDK
350: $3.90
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A8250A003

Mouser Part No
871-B78476A8250A3

EPCOS / TDK

Audio Transformers / Signal Transformers 1000 BASE-T 0C-70C 2-PORT

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$3.90

$3.73

$3.60

$3.43

Min.: 350
Mult.: 350

Reel: 350

LAN Transformers

Module

SMD/SMT

350 uH

0 C

+ 70 C

Single

1000 Base-T PoE

17.6 mm

12.1 mm

5.7 mm

B78476A

Reel

Audio Transformers / Signal Transformers 1000 BASE-T 0C-70C 1-PORT POE

B78476A8253A003
EPCOS / TDK
350: $2.62
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
B78476A8253A003

Mouser Part No
871-B78476A8253A3

EPCOS / TDK

Audio Transformers / Signal Transformers 1000 BASE-T 0C-70C 1-PORT POE

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$2.62

$2.55

Min.: 350
Mult.: 350

Reel: 350

LAN Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Single

1000 Base-T PoE

17.6 mm

12.1 mm

5.7 mm

B78476A

Reel

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2020SEO-D01V016
TDK
225: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D01V016

Mouser Part No
810-ECO2020SEOD01V16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 225
Mult.: 225

Signal Transformers

Pin Terminal Transformers

Terminals

550 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

ECO2020SEO-D02H015
TDK
200: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D02H015

Mouser Part No
810-ECO2020SEOD02H15

TDK

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 200
Mult.: 200

Signal Transformers

Pin Terminal Transformers

Terminals

534 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

23.5 mm

20 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2020SEO-D03V016
TDK
180: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D03V016

Mouser Part No
810-ECO2020SEOD03V16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.29

$4.25

$4.23

Min.: 180
Mult.: 180

Signal Transformers

Pin Terminal Transformers

Terminals

764 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

ECO2020SEO-D04H015
TDK
200: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D04H015

Mouser Part No
810-ECO2020SEOD04H15

TDK

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 200
Mult.: 200

Signal Transformers

Pin Terminal Transformers

Terminals

867 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

23.5 mm

20 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

ECO2020SEO-D06H015
TDK
200: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D06H015

Mouser Part No
810-ECO2020SEOD06H15

TDK

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 200
Mult.: 200

Signal Transformers

Pin Terminal Transformers

Terminals

1.3 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

23.5 mm

20 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

ECO2020SEO-D07H016
TDK
200: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D07H016

Mouser Part No
810-ECO2020SEOD07H16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 200
Mult.: 200

Signal Transformers

Pin Terminal Transformers

Terminals

1.3 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

23.5 mm

20 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

ECO2020SEO-D08H016
TDK
200: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D08H016

Mouser Part No
810-ECO2020SEOD08H16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 200
Mult.: 200

Signal Transformers

Pin Terminal Transformers

Terminals

1.3 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

23.5 mm

20 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2020SEO-D09V015
TDK
225: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D09V015

Mouser Part No
810-ECO2020SEOD09V15

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 225
Mult.: 225

Signal Transformers

Pin Terminal Transformers

Terminals

126.6 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2020SEO-D10V017
TDK
225: $4.38
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2020SEO-D10V017

Mouser Part No
810-ECO2020SEOD10V17

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.38

$4.32

$4.20

$4.18

Min.: 225
Mult.: 225

Signal Transformers

Pin Terminal Transformers

Terminals

770 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

27 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

ECO2023SEO-D01H016
TDK
180: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2023SEO-D01H016

Mouser Part No
810-ECO2023SEOD01H16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.29

$4.25

$4.23

Min.: 180
Mult.: 180

Signal Transformers

Pin Terminal Transformers

Terminals

489 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

29.5 mm

23.5 mm

20 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2017SEO-D01V017
TDK
210: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2017SEO-D01V017

Mouser Part No
810-ECO217SEOD01V17

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 210
Mult.: 210

Signal Transformers

Pin Terminal Transformers

Terminals

1.49 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

24 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2017SEO-D02V016
TDK
210: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2017SEO-D02V016

Mouser Part No
810-ECO217SEOD02V16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 210
Mult.: 210

Signal Transformers

Pin Terminal Transformers

Terminals

712 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

24 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2017SEO-D03V014
TDK
210: $4.37
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2017SEO-D03V014

Mouser Part No
810-ECO217SEOD03V14

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.37

$4.31

$4.24

Min.: 210
Mult.: 210

Signal Transformers

Pin Terminal Transformers

Terminals

555 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

24 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2017SEO-D04V015
TDK
210: $3.64
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2017SEO-D04V015

Mouser Part No
810-ECO217SEOD04V015

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$3.64

$3.57

$3.49

Min.: 210
Mult.: 210

Signal Transformers

Pin Terminal Transformers

Terminals

3.18 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

24 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2017SEO-D05V016
TDK
210: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2017SEO-D05V016

Mouser Part No
810-ECO217SEOD05V16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 210
Mult.: 210

Signal Transformers

Pin Terminal Transformers

Terminals

1.8 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

24 mm

22.5 mm

19.5 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2219SEO-D01V018
TDK
210: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2219SEO-D01V018

Mouser Part No
810-ECO2219SEOD01V18

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 210
Mult.: 210

Signal Transformers

Pin Terminal Transformers

Terminals

816 uH

- 30 C

+ 120 C

Single

Switching Power Supplies

25 mm

24 mm

23 mm

ECO

Bulk

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

ECO2219SEO-D02V016
TDK
210: $4.36
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
ECO2219SEO-D02V016

Mouser Part No
810-ECO2219SEOD02V16

TDK

Audio Transformers / Signal Transformers SMPS Transformer Vertical Type

Datasheet

Non-Stocked Lead-Time 15 Weeks

$4.36

$4.33

$4.25

$4.23

Min.: 210
Mult.: 210

Signal Transformers

Pin Terminal Transformers

Terminals

3.22 mH

- 30 C

+ 120 C

Single

Switching Power Supplies

25 mm

24 mm

23 mm

ECO

Bulk

Customer Service Office

Company

Resources

Support

300 nH
330 nH
90 uH
100 uH
278 uH
350 uH
428 uH
446 uH
450 uH
489 uH
534 uH
550 uH
555 uH
567 uH
680 uH
700 uH
712 uH
722 uH
750 uH
764 uH

3.2 mm
8 mm
12.7 mm
12.9 mm
13.64 mm
13.8 mm
14.81 mm
17.6 mm
24 mm
25 mm
25.4 mm
26.5 mm
27 mm
27.69 mm
27.81 mm
28.1 mm
29.5 mm
30 mm
30.5 mm
31 mm

2.5 mm
6.9 mm
7 mm
7.11 mm
7.29 mm
11 mm
11.7 mm
11.9 mm
11.94 mm
12.1 mm
12.19 mm
13.1 mm
15.2 mm
22.5 mm
23.5 mm
24 mm
26 mm
28.5 mm
30 mm
31.5 mm