Audio Transformers / Signal Transformers

.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 9

Applied Filters:

Product

Type

Frequency Range

Inductance

Isolation Voltage

Minimum Operating Temperature

Maximum Operating Temperature

Number of Channels

Application

Package/Case

Length

Width

Height

Series

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Audio Transformers / Signal Transformers LAN 10/100 Tin Potted

PT61017PEL
Bourns
1: $1.48
26,841In Stock

Mfr. Part No.
PT61017PEL

Mouser Part No
652-PT61017PEL

Bourns

Audio Transformers / Signal Transformers LAN 10/100 Tin Potted

Learn More

Datasheet

26,841In Stock

Cut Tape

$1.48

$1.35

$1.26

$1.22

$1.17

Reel

$0.855

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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. .50uHmax. OP -40C to +85C

PT61020EL
Bourns
1: $2.54
14,741In Stock

Mfr. Part No.
PT61020EL

Mouser Part No
652-PT61020EL

Bourns

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

Learn More

Datasheet

14,741In Stock

Cut Tape

$2.54

$2.30

$2.14

$2.08

Reel

$1.87

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 LAN Transformer 10/100/1000 Base-T

SM51589PEL
Bourns
1: $2.71
13,917In Stock
350On 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

13,917In Stock

350On Order

Cut Tape

$2.71

$2.45

$2.28

$2.21

Reel

$2.06

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 350uHmin 1CT:1CT OP -40C to +85C

PT61018PEL
Bourns
1: $1.26
5,152In 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

5,152In Stock

Cut Tape

$1.26

$1.15

$1.07

$1.04

Reel

$0.914

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 MAGNETICS LAN TRANSFORMER

PT61022XEL
Bourns
1: $4.40
1,408In Stock

Mfr. Part No.
PT61022XEL

Mouser Part No
652-PT61022XEL

Bourns

Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER

Learn More

Datasheet

1,408In Stock

Cut Tape

$4.40

$3.61

$3.34

$3.15

Reel

$3.11

View

Min.: 1
Mult.: 1

Reel: 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 XFMER 1.2A POE

SM51625EL
Bourns
1: $2.33
330In Stock
7,000On Order

Mfr. Part No.
SM51625EL

Mouser Part No
652-SM51625EL

Bourns

Audio Transformers / Signal Transformers XFMER 1.2A POE

Learn More

Datasheet

330In Stock

7,000On Order

Cut Tape

$2.33

$2.17

$2.11

Reel

$1.99

$1.92

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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,12PIN,100Base,SGL,4.0kVAC, -40 to 105C

SM91078L-E
Bourns
1: $8.64
800Expected 2026/05/27

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

800Expected 2026/05/27

Cut Tape

$8.64

$6.82

$6.54

$6.33

Reel

$5.69

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 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

Learn More

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: $1.54
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

$1.54

Min.: 3,600
Mult.: 600

Reel: 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

Customer Service Office

Company

Resources

Support