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Audio Transformers / Signal Transformers

Audio Transformers & Signal Transformers are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many signal and audio transformer manufacturers including Bourns, Coilcraft, HALO, Mini-Circuits, Pulse, Triad, Wurth, Xicon & more. Please view our large selection of audio transformers and signal transformers below.

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Part #

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2

TG75-1406NRL
HALO Electronics
1: $5.469
324In Stock

Mfr. Part #
TG75-1406NRL

Mouser Part #
493-TG75-1406NRL

HALO Electronics

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2

Learn More

Datasheet

324In Stock

$5.469

$3.513

$2.871

$2.324

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

140 uH

1.5 kV

- 40 C

+ 85 C

Single

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG-10BT

Tube

Audio Transformers / Signal Transformers MDL,SIN,100D, 1:1 HF, SMD, T&R

HB3005HLT
Pulse Electronics
1: $3.702
784In Stock

Mfr. Part #
HB3005HLT

Mouser Part #
673-HB3005HLT

Pulse Electronics

Audio Transformers / Signal Transformers MDL,SIN,100D, 1:1 HF, SMD, T&R

Learn More

Datasheet

784In Stock

Cut Tape

$3.702

$2.997

$2.682

$2.598

Reel

$2.398

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

LAN Transformers

LAN Discrete Modules

SMD/SMT

1.5 kVrms

0 C

+ 70 C

Single

12.8 mm

9.3 mm

5.7 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers LAN 1 Port 10/100 Base-TX T,C

ALANS100X1-2F30DT
ABRACON
1: $2.850
634In Stock

Mfr. Part #
ALANS100X1-2F30DT

Mouser Part #
815-ALANS100X12F30DT

ABRACON

Audio Transformers / Signal Transformers LAN 1 Port 10/100 Base-TX T,C

Learn More

Datasheet

634In Stock

Cut Tape

$2.850

$2.324

$2.103

$2.030

Reel

$1.283

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

LAN Transformers

LAN

SMD/SMT

100 kHz to 100 MHz

350 uH

- 40 C

+ 85 C

Dual

12.8 mm

6.9 mm

5.45 mm

ALANS100X1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers C1589 TI LM5070 7uH 12 V 0.6 A

C1589-ALD
Coilcraft
1: $5.921
200In Stock

Mfr. Part #
C1589-ALD

Mouser Part #
994-C1589-ALD

Coilcraft

Audio Transformers / Signal Transformers C1589 TI LM5070 7uH 12 V 0.6 A

Learn More

Datasheet

200In Stock

Cut Tape

$5.921

$4.470

$4.249

$3.986

Reel

$3.649

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Flyback Transformers

Flyback

SMD/SMT

250 kHz

155 uH

1.5 kV

- 40 C

+ 85 C

12.7 mm

10.5 mm

11 mm

C1589

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 120W POE Planar 5V 24A 50uH

POE120PL-50L
Coilcraft
1: $10.117
26In Stock

Mfr. Part #
POE120PL-50L

Mouser Part #
994-POE120PL-50L

Coilcraft

Audio Transformers / Signal Transformers 120W POE Planar 5V 24A 50uH

Learn More

Datasheet

26In Stock

$10.117

$8.561

$8.214

$7.772

View

Min.: 1
Mult.: 1

PoE Transformers

SMD/SMT

200 kHz

50 uH

1.5 kV

- 40 C

+ 125 C

1 Channel

23.37 mm x 20.83 mm x 9.53 mm

23.37 mm

20.83 mm

9.53 mm

POE120PL

Tray

Audio Transformers / Signal Transformers Flyback PoE 51W 26.7uH 5V 4.5A

POE51Q-50ED
Coilcraft
1: $6.825
19In Stock

Mfr. Part #
POE51Q-50ED

Mouser Part #
994-POE51Q-50ED

Coilcraft

Audio Transformers / Signal Transformers Flyback PoE 51W 26.7uH 5V 4.5A

Learn More

Datasheet

19In Stock

Cut Tape

$6.825

$5.153

$4.901

$4.596

Reel

$4.207

View

MouseReel Available

Min.: 1
Mult.: 1

: 150

PoE Transformers

Flyback

SMD/SMT

250 kHz

26.7 uH

- 40 C

+ 125 C

Single

14.5 mm

13 mm

14 mm

POE40Q

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-1TL
Coilcraft
1: $5.027
51In Stock

Mfr. Part #
WB1-1TL

Mouser Part #
994-WB1-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

51In Stock

$5.027

$3.797

$3.618

$3.386

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

100 kHz to 375 MHz

25 uH, 25 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-6TL
Coilcraft
1: $5.364
108In Stock

Mfr. Part #
WB1-6TL

Mouser Part #
994-WB1-6TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

108In Stock

$5.364

$4.049

$3.860

$3.607

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

50 kHz to 200 MHz

70 uH, 70 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB13-1TL
Coilcraft
1: $5.364
56In Stock

Mfr. Part #
WB13-1TL

Mouser Part #
994-WB13-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

56In Stock

$5.364

$4.049

$3.860

$3.607

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB16-1L
Coilcraft
1: $5.774
120In Stock

Mfr. Part #
WB16-1L

Mouser Part #
994-WB16-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

120In Stock

$5.774

$4.354

$4.144

$3.891

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

50 kHz to 100 MHz

56 uH, 896 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB2-1TL
Coilcraft
1: $5.448
27In Stock

Mfr. Part #
WB2-1TL

Mouser Part #
994-WB2-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

27In Stock

$5.448

$4.112

$3.923

$3.670

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB36-1L
Coilcraft
1: $6.352
58In Stock

Mfr. Part #
WB36-1L

Mouser Part #
994-WB36-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

58In Stock

$6.352

$4.796

$4.564

$4.280

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

100 kHz to 45 MHz

25 uH, 900 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB4-6L
Coilcraft
1: $5.364
98In Stock

Mfr. Part #
WB4-6L

Mouser Part #
994-WB4-6L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

98In Stock

$5.364

$4.049

$3.860

$3.618

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB4-6TL
Coilcraft
1: $4.270
46In Stock

Mfr. Part #
WB4-6TL

Mouser Part #
994-WB4-6TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

46In Stock

$4.270

$3.218

$3.071

$2.871

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

50 kHz to 200 MHz

43 uH, 172 uH

500 V

- 40 C

+ 85 C

Dual

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WBT16-1L
Coilcraft
1: $4.207
79In Stock

Mfr. Part #
WBT16-1L

Mouser Part #
994-WBT16-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

79In Stock

$4.207

$3.176

$3.029

$2.840

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

100 kHz to 100 MHz

500 V

- 40 C

+ 85 C

8.26 mm x 7.24 mm x 5.72 mm

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WBT4-1L
Coilcraft
1: $4.259
59In Stock

Mfr. Part #
WBT4-1L

Mouser Part #
994-WBT4-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

59In Stock

$4.259

$3.208

$3.060

$2.861

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

40 kHz to 350 MHz

- 40 C

+ 85 C

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers

BD3238N5050AHF
TTM Technologies
1: $599
7.800In Stock

Mfr. Part #
BD3238N5050AHF

Mouser Part #
620-BD3238N5050AHF

TTM Technologies

Audio Transformers / Signal Transformers

Datasheet

7.800In Stock

Cut Tape

$599

$510

$476

$457

View

Reel

$259

Min.: 1
Mult.: 1

: 4.000

Reel, Cut Tape

Audio Transformers / Signal Transformers

1000B-5001NL
iNRCORE
1: $43.340
27In Stock

Mfr. Part #
1000B-5001NL

Mouser Part #
673-1000B-5001NL

iNRCORE

Audio Transformers / Signal Transformers

Datasheet

27In Stock

$43.340

$38.986

$38.229

$36.536

View

Min.: 1
Mult.: 1

Transformer

350 uH

1500 Vrms

- 40 C

+ 85 C

1 Channel

17.78 mm

16 mm

5.97 mm

Tube

Audio Transformers / Signal Transformers 10GBASE-T Non-PoE Transformer

10GB-6014NL
iNRCORE
1: $43.393
6In Stock

Mfr. Part #
10GB-6014NL

Mouser Part #
673-10GB-6014NL

iNRCORE

Audio Transformers / Signal Transformers 10GBASE-T Non-PoE Transformer

Learn More

Datasheet

6In Stock

$43.393

$39.039

$36.546

$36.052

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

- 40 C

+ 125 C

Quad

13.89 mm

6.48 mm

10GBASE-T

Bulk

Audio Transformers / Signal Transformers C1495 TI LM5070 13uH 3.3 V 4.0 A

C1495-ALD
Coilcraft
1: $4.207
49In Stock

Mfr. Part #
C1495-ALD

Mouser Part #
994-C1495-ALD

Coilcraft

Audio Transformers / Signal Transformers C1495 TI LM5070 13uH 3.3 V 4.0 A

Learn More

Datasheet

49In Stock

Cut Tape

$4.207

$3.176

$3.029

$2.840

Reel

$2.598

View

MouseReel Available

Min.: 1
Mult.: 1

: 175

Flyback Transformers

Flyback

SMD/SMT

250 kHz

127 uH

1.5 kV

- 40 C

+ 85 C

13.46 mm

13 mm

12.7 mm

C1495

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers C1587 Flybck Trnsfmr For TI LM5070

C1587-ALD
Coilcraft
1: $5.637
195In Stock

Mfr. Part #
C1587-ALD

Mouser Part #
994-C1587-ALD

Coilcraft

Audio Transformers / Signal Transformers C1587 Flybck Trnsfmr For TI LM5070

Learn More

Datasheet

195In Stock

Cut Tape

$5.637

$4.259

$4.091

Reel

$3.471

$3.365

$3.260

MouseReel Available

Min.: 1
Mult.: 1

: 250

Flyback Transformers

Flyback

SMD/SMT

250 kHz

155 uH

1.5 kV

- 40 C

+ 85 C

12.7 mm

10.5 mm

11 mm

C1587

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers HA3802 Flyback For TI TPS23753

HA3802-BLD
Coilcraft
1: $6.878
53In Stock

Mfr. Part #
HA3802-BLD

Mouser Part #
994-HA3802-BLD

Coilcraft

Audio Transformers / Signal Transformers HA3802 Flyback For TI TPS23753

Learn More

Datasheet

53In Stock

Cut Tape

$6.878

$5.332

$5.122

$4.964

Reel

$4.606

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Flyback Transformers

Flyback

SMD/SMT

100 kHz

150 uH

1.5 kV

- 40 C

+ 125 C

Single

17.2 mm

14.98 mm

8.51 mm

HA3802

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers PA6605 60W 4.7Ohms For LM5122

PA6605-AL
Coilcraft
1: $11.800
78In Stock
100Expected 12/21/2026

Mfr. Part #
PA6605-AL

Mouser Part #
994-PA6605-AL

Coilcraft

Audio Transformers / Signal Transformers PA6605 60W 4.7Ohms For LM5122

Learn More

Datasheet

78In Stock

100Expected 12/21/2026

$11.800

$10.633

$10.191

$9.875

View

Min.: 1
Mult.: 1

Flyback

Quick Connect

250 kHz

10 uH

1.5 kV

- 40 C

+ 85 C

Single

26.67 mm

19 mm

13.6 mm

PA6605

Tray

Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 5.0 V 2.6 A

POE13F-50LD
Coilcraft
1: $5.595
177In Stock

Mfr. Part #
POE13F-50LD

Mouser Part #
994-POE13F-50LD

Coilcraft

Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 5.0 V 2.6 A

Learn More

Datasheet

177In Stock

Cut Tape

$5.595

$4.228

$4.028

$3.765

Reel

$3.450

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

PoE Transformers

Flyback

SMD/SMT

250 kHz

- 40 C

+ 125 C

Single

17.2 mm

14.98 mm

8.51 mm

POE13F

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.15-400 MHz

PWB3040LC
Coilcraft
1: $3.376
239In Stock

Mfr. Part #
PWB3040LC

Mouser Part #
994-PWB3040LC

Coilcraft

Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.15-400 MHz

Datasheet

239In Stock

Cut Tape

$3.376

$2.545

$2.450

Reel

$2.082

$2.019

$1.956

MouseReel Available

Min.: 1
Mult.: 1

: 250

RF Transformers

SMD/SMT

150 kHz to 400 MHz

- 40 C

+ 85 C

Single

6.77 mm

6.48 mm

4.45 mm

PWB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers

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Support

ABRACON
Amphenol
Bel
Bourns
Coilcraft
Eaton
EMO Systems
HALO Electronics
Hammond
HARTING
iNRCORE
MACOM
Mini-Circuits
Murata
Neutrik
Pro-Wave Electronics
Pulse
Qorvo
Sumida
Tamura
Taoglas
TDK
TE Connectivity
Triad Magnetics
TTM Technologies
Vacuumschmelze
Visaton
Vishay
Wurth Elektronik
Xicon

Accessories
ADSL Transformers
Audio Transformer
Audio Transformers
Baluns
BMS Transformers
Chip LAN Transformers
Design Kits
DSL Transformers
Ethernet Isolation Transformers
Ethernet Transformers
Flyback Transformers
Forward Transformers
Gate Drive Transformers
High Voltager LAN Transformers
Impedance Matching Transformers
Interface Transformers
ISDN Transformers
Isolation Module
Isolation Transformers

10 / 100 Base-TX
1000Base-T, 10GBase-T
1G Base-T PoE Transformer
Adaptors
ADSL
Audio
Audio Transformer
Automotive
Balun
Balun Adapter
Ceramic Balun
Copperhead High Speed
Core and Wire Transformer
Data/Voice Coupling
Dual Channel
Ethernet Transformers
Flyback
High Frequency Resonant Transformer
High Frequency Universal Line SMD Transformer
High Speed

10 Hz to 30 kHz
20 Hz to 20 kHz
30 Hz to 15 kHz
30 Hz to 22 kHz
30 Hz to 30 kHz
50 Hz to 10 kHz
50 Hz to 12 kHz
50 Hz to 15 kHz
50 Hz to 19 kHz
50 Hz to 60 Hz
70 Hz to 11 kHz
70 Hz to 15 kHz
100 Hz to 100 MHz
100 Hz to 15 kHz
100 Hz to 9 kHz
150 Hz to 15 kHz
200 Hz
200 Hz to 15 kHz
200 Hz to 3.5 kHz
200 Hz to 4 kHz

60 nH
100 nH
200 nH
300 nH
330 nH
400 nH
500 nH
600 nH
700 nH
800 nH
900 nH
1 uH, 342 uH
1.2 uH
1.25 uH
2.5 uH
2.925 uH, 5.85 uH
3.75 uH
4 uH
5 uH
6 uH, 17 uH

100 mOhms
200 mOhms
500 mOhms
650 mOhms
700 mOhms
700 mOhms, 700 mOhms
800 mOhms
800 mOhms, 800 mOhms
900 mOhms
1 Ohms
1 Ohms, 1 Ohms
1 Ohms, 2 Ohms
1.7 Ohms, 1.7 Ohms
2.4 Ohms
3 Ohms
3.2 Ohms
7.5 Ohms/30 Ohms
8 Ohms
12 Ohms, 48 Ohms
20 Ohms

65 mOhms
500 mOhms
700 mOhms
1 Ohms
1 Ohms, 1 Ohms
1 Ohms, 2 Ohms
1.1 Ohms
1.2 Ohms, 1 Ohms
1.5 Ohms to 15 Ohms
2 Ohms
2 Ohms, 1.7 Ohms
2 Ohms, 4 Ohms, 8 Ohms
2.4 Ohms
2.5 Ohms
3.2 Ohms
4 Ohms
4 Ohms, 16 Ohms
4 Ohms, 8 Ohms
4 Ohms, 8 Ohms, 16 Ohms
4.2 Ohms

100 mV
50 V
100 V
100 VDC
100 Vrms
300 V
500 V
500 Vrms
700 V
1 kV
1.5 kV
1.5 kVAC
1.5 kVDC
1.5 kVrms
1500 Vrms
1.501 kVAC
1.75 kVDC
1.8 kVAC, 2.5 kVDC
1.875 kV
1.875 kVAC

0.5 in x 0.38 in x 0.236 in
0.63 in x 0.566 in x 0.598 in
0.69 in x 0.48 in x 0.225 in
0.82 in x 0.68 in x 0.69 in
0.86 in x 0.71 in x 0.75 in
0402 (1005 metric)
0805 (2012)
1.33 in x 1.64 in x 0.85 in
1.35 in x 0.69 in x 0.69 in
1.63 in x 0.88 in x 0.81 in
10.4 mm x 7.87 mm
10.4 mm x 7.87 mm x 11.8 mm
10.6 mm x 9.08 mm x 10 mm
12.7 mm x 6.99 mm x 5.08 mm
12.7 mm x 8.89 mm x 6.35 mm
12.7 mm x 9.09 mm x 5.99 mm
13.21 mm x 7.87 mm x 5.72 mm
13.3 mm x 7.4 mm
13.64 mm x 14.99 mm x 6.22 mm
13.97 mm x 12.57 mm x 4.57 mm

0.5 mm
1 mm
1.25 mm
1.6 mm
2 mm
2.54 mm
2.55 mm
3.048 mm
3.2 mm
3.45 mm
3.51 mm
3.74 mm
3.81 mm
3.97 mm
4 mm
4.02 mm
4.06 mm
4.064 mm
4.19 mm
4.21 mm

0.51 mm
0.79 mm
1.16 mm
1.2 mm
1.24 mm
1.27 mm
1.42 mm
1.524 mm
1.6 mm
1.69 mm
1.75 mm
1.78 mm
2 mm
2.5 mm
2.54 mm
2.6 mm
2.69 mm
2.79 mm
2.9 mm
3 mm

0.38 mm
0.414 mm
0.53 mm
0.61 mm
0.84 mm
0.939 mm
1.1 mm
1.2 mm
1.73 mm
1.88 mm
1.98 mm
2 mm
2.08 mm
2.083 mm
0.082 in
2.1 mm
2.2 mm
2.24 mm
2.3 mm
2.31 mm

101
102
104
106
107
108
109
117
119
124 Series
125 Series
126 Series
140
141
143
144
145
146
148
149