Audio Transformers / Signal Transformers

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Telecom Transformers

Bourns Telecom Transformers include LAN transformers, surface-mount chip inductors, power chokes, chip beads, chip bead arrays, and radial-leaded and axial-leaded inductors. This Bourns product line also includes AEC-Q200-compliant transformers for automotive uses.

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Part #

Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C

SM91078L-E
Bourns
1: $12.85
1,145In Stock

Mfr. Part No.
SM91078L-E

Mouser Part No
652-SM91078L-E

Bourns

Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C

Learn More

Datasheet

1,145In Stock

Cut Tape

$12.85

$10.46

$10.31

$8.87

Reel

$7.58

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

LAN Transformers

LAN

SMD/SMT

350 uH

4 kV

- 40 C

+ 105 C

1 Channel

30.6 mm

18.6 mm

9.6 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers LAN 10/100 Tin Potted

PT61017PEL
Bourns
1: $2.14
12,779In Stock
13,200Expected 10/9/2026

Mfr. Part No.
PT61017PEL

Mouser Part No
652-PT61017PEL

Bourns

Audio Transformers / Signal Transformers LAN 10/100 Tin Potted

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Datasheet

12,779In Stock

13,200Expected 10/9/2026

Cut Tape

$2.14

$1.94

$1.81

$1.75

Reel

$1.43

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

LAN Transformers

Module

SMD/SMT

30 MHz to 100 MHz

350 uH

1.5 kVAC

0 C

+ 70 C

Dual

10/100 Base-T

SMD-16

12.8 mm

6.9 mm

5.65 mm

PT61017PEL

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C

PT61018PEL
Bourns
1: $1.74
5,147In Stock

Mfr. Part No.
PT61018PEL

Mouser Part No
652-PT61018PEL

Bourns

Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C

Learn More

Datasheet

5,147In Stock

Cut Tape

$1.74

$1.58

$1.48

$1.43

Reel

$1.39

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

LAN Transformers

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Dual

10/100 Base-T

SMD-16

12.8 mm

6.9 mm

5.65 mm

PT61018PEL

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 350uHmin. .50uHmax. OP -40C to +85C

PT61020EL
Bourns
1: $3.66
2,939In Stock
15,950On Order

Mfr. Part No.
PT61020EL

Mouser Part No
652-PT61020EL

Bourns

Audio Transformers / Signal Transformers 350uHmin. .50uHmax. OP -40C to +85C

Learn More

Datasheet

2,939In Stock

15,950On Order

Cut Tape

$3.66

$3.47

$3.01

$2.83

Reel

$2.62

View

MouseReel Available

Min.: 1
Mult.: 1

: 700

LAN Transformers

SMD/SMT

300 kHz to 100 MHz

350 uH

1.5 kVAC

- 40 C

+ 85 C

Quad

10/100/1000 Base-T, LAN, Ethernet

17.62 mm

12.2 mm

6 mm

PT61020EL

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER

PT61022XEL
Bourns
1: $6.20
1,157In Stock

Mfr. Part No.
PT61022XEL

Mouser Part No
652-PT61022XEL

Bourns

Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER

Learn More

Datasheet

1,157In Stock

Cut Tape

$6.20

$5.11

$4.73

$4.46

View

Reel

$3.78

Min.: 1
Mult.: 1

: 500

LAN Transformers

Module

SMD/SMT

300 kHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Single

10/100/1000 Base-T, LAN, Ethernet

SMD-24

15.24 mm

13.56 mm

5.79 mm

PT61022XEL

Reel, Cut Tape

Audio Transformers / Signal Transformers LAN Transformer 10/100/1000 Base-T

SM51589PEL
Bourns
1: $3.90
5,334In Stock
11,200On Order

Mfr. Part No.
SM51589PEL

Mouser Part No
652-SM51589PEL

Bourns

Audio Transformers / Signal Transformers LAN Transformer 10/100/1000 Base-T

Learn More

Datasheet

5,334In Stock

11,200On Order

Cut Tape

$3.90

$3.54

$3.22

$3.03

Reel

$2.80

View

MouseReel Available

Min.: 1
Mult.: 1

: 350

LAN Transformers

SMD/SMT

1 MHz to 100 MHz

350 uH

5 kVAC

- 40 C

+ 85 C

Quad

10/100/1000 Base-T, LAN, Ethernet

SMD-24

17.55 mm

12.2 mm

6 mm

SM51589PEL

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers XFMER 1.2A POE

SM51625EL
Bourns
1: $3.63
5,487In Stock
11,900On Order

Mfr. Part No.
SM51625EL

Mouser Part No
652-SM51625EL

Bourns

Audio Transformers / Signal Transformers XFMER 1.2A POE

Learn More

Datasheet

5,487In Stock

11,900On Order

Cut Tape

$3.63

$3.29

$3.06

$2.96

Reel

$2.71

View

MouseReel Available

Min.: 1
Mult.: 1

: 350

PoE Transformers

SMD/SMT

300 kHz to 100 MHz

80 uH

1.5 kV

- 40 C

+ 85 C

Quad

10/100/1000 Base-T, LAN, Ethernet

SMD-24

17.55 mm

12.2 mm

6 mm

SM51625EL

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers LAN Transformer/CMC,24PIN,1G,4.68kVDC, 0 to 85 C

SM91602L-E
Bourns
Restricted Availability
End of Life

Mfr. Part No.
SM91602L-E

Mouser Part No
652-SM91602L-E

End of Life

Bourns

Audio Transformers / Signal Transformers LAN Transformer/CMC,24PIN,1G,4.68kVDC, 0 to 85 C

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Datasheet

More Info Available

Restricted Availability

LAN Transformers

LAN

SMD/SMT

1 uH

0 C

+ 85 C

33 mm

19.6 mm

10.5 mm

SM91602L

Reel

Audio Transformers / Signal Transformers T1/E1 Potted

SM75057PEL
Bourns
3,600: $2.20
Non-Stocked Lead-Time 20 Weeks

Mfr. Part No.
SM75057PEL

Mouser Part No
652-SM75057PEL

Bourns

Audio Transformers / Signal Transformers T1/E1 Potted

Learn More

Datasheet

Non-Stocked Lead-Time 20 Weeks

Cut Tape

$2.20

$2.15

Min.: 3,600
Mult.: 600

: 600

LAN Transformers

SMD/SMT

100 kHz

1.2 mH

2 kV

- 40 C

+ 85 C

Telecom

SMD-16

12.8 mm

6.9 mm

5.65 mm

SM75057PEL

Reel

Telecom Transformers

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