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Transformers Audio & Signal

Home » Applications & Technologies » Audio » Transformers

Transformers for Audio Applications

Audio transformers can used to step up or step down a signal voltage, increase or decrease the impedance of a circuit, convert a circuit from unbalanced to balanced and vice versa, block DC current in a circuit while allowing AC current to flow, or electrically isolate one audio device from another. Learn More

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Part #

Audio Transformers / Signal Transformers 1500V 350uH 8mA 2%

HX6135HL
Pulse Electronics
1: $21.31
270In Stock

Mfr. Part No.
HX6135HL

Mouser Part No
673-HX6135HL

Pulse Electronics

Audio Transformers / Signal Transformers 1500V 350uH 8mA 2%

Learn More

Datasheet

270In Stock

$21.31

$18.85

$18.05

$17.48

View

Min.: 1
Mult.: 1

Module

SMD/SMT

350 uH

1500 Vrms

- 40 C

+ 85 C

27.94 mm

7.55 mm

8.33 mm

Tube

Audio Transformers / Signal Transformers Industrial Planar Transformers

R8301NL
iNRCORE
1: $19.98
979In Stock

Mfr. Part No.
R8301NL

Mouser Part No
673-R8301NL

iNRCORE

Audio Transformers / Signal Transformers Industrial Planar Transformers

Datasheet

979In Stock

$19.98

$17.99

$17.34

$16.62

View

Min.: 1
Mult.: 1

Planar

SMD/SMT

200 kHz to 700 kHz

153 uH

1.75 kVDC

- 40 C

+ 125 C

23.4 mm

21.6 mm

8.6 mm

Bulk

Audio Transformers / Signal Transformers WE-PLC EE13/7/4 (EF12.6) THT

750510476
Wurth Elektronik
1: $7.14
407In Stock

Mfr. Part No.
750510476

Mouser Part No
710-750510476

Wurth Elektronik

Audio Transformers / Signal Transformers WE-PLC EE13/7/4 (EF12.6) THT

Learn More

Datasheet

407In Stock

$7.14

$6.46

$6.20

$6.01

View

Min.: 1
Mult.: 1

Signal Transformers

PLC

Through Hole

870 uH

4 kVAC

- 40 C

+ 125 C

Single

13.72 mm

19.8 mm

10.16 mm

WE-PLC

Tray

Audio Transformers / Signal Transformers Transformer 1:1 TxLine

MABA-010321-CT1A42
MACOM
1: $4.35
1,958In Stock

Mfr. Part No.
MABA-010321-CT1A42

Mouser Part No
937-MABA010321CT1A42

MACOM

Audio Transformers / Signal Transformers Transformer 1:1 TxLine

Datasheet

1,958In Stock

Cut Tape

$4.35

$3.94

$3.56

$3.35

Reel

$2.90

View

Min.: 1
Mult.: 1

: 2,000

Transmission Line Transformers

SMD/SMT

Reel, Cut Tape

Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT RoHS

TC9-1-75X+
Mini-Circuits
1: $5.75
454In Stock

Mfr. Part No.
TC9-1-75X+

Mouser Part No
139-TC9-1-75X

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT RoHS

Datasheet

454In Stock

Cut Tape

$5.75

$4.19

$3.52

$3.28

Reel

$3.28

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC9

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

TG111-E112NYRL
HALO Electronics
1: $21.62
206In Stock

Mfr. Part No.
TG111-E112NYRL

Mouser Part No
493-TG111-E112NYRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

Learn More

Datasheet

206In Stock

$21.62

$13.95

$9.96

$7.47

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Single

SMD-24

15.24 mm

13.72 mm

6.35 mm

TG1G

Tube

Audio Transformers / Signal Transformers T1/E1 Quatra SMD 40P QuadPort ISO MOD

TG49-LVL1NXRL
HALO Electronics
1: $21.42
273In Stock

Mfr. Part No.
TG49-LVL1NXRL

Mouser Part No
493-TG49-LVL1NXRL

HALO Electronics

Audio Transformers / Signal Transformers T1/E1 Quatra SMD 40P QuadPort ISO MOD

Learn More

Datasheet

273In Stock

$21.42

$6.13

$5.98

Min.: 1
Mult.: 1

Isolation Transformers

Module

SMD/SMT

100 kHz to 10 MHz

1.5 mH

800 mOhms

1.5 kV

- 40 C

+ 85 C

Quad

SMD-40

27.94 mm

12.19 mm

5.84 mm

SMD-T1

Tube

Audio Transformers / Signal Transformers M12 TRANS 10GBASE-T X STR WITH POE+

21033812823
HARTING
1: $66.00
60In Stock

Mfr. Part No.
21033812823

Mouser Part No
617-21033812823

HARTING

Audio Transformers / Signal Transformers M12 TRANS 10GBASE-T X STR WITH POE+

Learn More

Datasheet

60In Stock

$66.00

$59.36

$56.89

$54.62

View

Min.: 1
Mult.: 1

PoE Transformers

SMD/SMT

10 MHz to 100 MHz

1.5 kV

- 40 C

+ 85 C

Quad

Audio Transformers / Signal Transformers 150-450uH 1500V AEC-Q200

HM2171HLT
Pulse Electronics
1: $6.02
1,426In Stock

Mfr. Part No.
HM2171HLT

Mouser Part No
673-HM2171HLT

Pulse Electronics

Audio Transformers / Signal Transformers 150-450uH 1500V AEC-Q200

Learn More

Datasheet

1,426In Stock

Cut Tape

$6.02

$5.44

$4.95

$4.79

View

Reel

$3.45

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

150 uH to 450 uH

4300 Vrms

- 40 C

+ 125 C

2 Channel

14.81 mm

11.68 mm

4.88 mm

BMS

AEC-Q200

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers MDL,DUAL,1GD, 1:1, HF,SMT T&R

HX5020HLT
Pulse Electronics
1: $22.14
1,193In Stock

Mfr. Part No.
HX5020HLT

Mouser Part No
673-HX5020HLT

Pulse Electronics

Audio Transformers / Signal Transformers MDL,DUAL,1GD, 1:1, HF,SMT T&R

Learn More

Datasheet

1,193In Stock

Cut Tape

$22.14

$17.49

$16.78

$16.25

Reel

$12.81

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers

TG110-ESV03N6LFTR
HALO Electronics
1: $14.69
332In Stock

Mfr. Part No.
TG110-ESV03N6LFTR

Mouser Part No
493-TG110ESV03N6LFTR

HALO Electronics

Audio Transformers / Signal Transformers

332In Stock

$14.69

$10.49

$8.81

$7.34

View

Min.: 1
Mult.: 1

Audio Transformers / Signal Transformers LAN Txfmr, 100 BASE-T, 350uH, Open Hdr, Dual Port, 24pins, 1500Vac

LAN1VSOD24351C2
Eaton Electronics
1: $4.42
395In Stock

Mfr. Part No.
LAN1VSOD24351C2

Mouser Part No
504-LAN1VSOD24351C2

Eaton Electronics

Audio Transformers / Signal Transformers LAN Txfmr, 100 BASE-T, 350uH, Open Hdr, Dual Port, 24pins, 1500Vac

Learn More

Datasheet

395In Stock

Cut Tape

$4.42

$3.22

$2.91

$2.56

Reel

$2.16

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

LAN Transformers

SMD/SMT

350 uH

1.5 kVAC

- 40 C

+ 85 C

SMD-24

17.5 mm

12.2 mm

5.95 mm

LANxV

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade

GL1553-45
iNRCORE
1: $104.46
18In Stock

Mfr. Part No.
GL1553-45

Mouser Part No
673-GL1553-45

iNRCORE

Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade

Datasheet

18In Stock

$104.46

$92.52

$85.99

$85.80

View

Min.: 1
Mult.: 1

GL1553

Tube

Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD

100B-1027X
iNRCORE
1: $69.75
131In Stock

Mfr. Part No.
100B-1027X

Mouser Part No
673-100B-1027X

iNRCORE

Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD

Datasheet

131In Stock

$69.75

$61.73

$54.97

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

- 55 C

+ 125 C

Dual

25.4 mm

12.827 mm

5.969 mm

1000B

Tube

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

10GB-6014T
iNRCORE
1: $59.01
165In Stock

Mfr. Part No.
10GB-6014T

Mouser Part No
673-10GB-6014T

iNRCORE

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

Learn More

Datasheet

165In Stock

Cut Tape

$59.01

$53.09

$52.55

$50.89

View

Reel

$46.69

Min.: 1
Mult.: 1

: 300

LAN Transformers

Module

SMD/SMT

- 40 C

+ 125 C

Quad

13.89 mm

6.48 mm

10GBASE-T

Reel, Cut Tape

Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade

TL1553-5
iNRCORE
1: $108.94
29In Stock

Mfr. Part No.
TL1553-5

Mouser Part No
673-TL1553-5

iNRCORE

Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade

Datasheet

29In Stock

$108.94

$97.91

$91.81

$91.49

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

75 kHz to 1 MHz

100 V

- 55 C

+ 125 C

Single

16 mm

3.94 mm

TL1553

Tube

Audio Transformers / Signal Transformers XFMR 1CT:1CT 0.2OHM PRI 0.2OHM

T-3200SCT
iNRCORE
1: $94.33
17In Stock

Mfr. Part No.
T-3200SCT

Mouser Part No
673-T-3200SCT

iNRCORE

Audio Transformers / Signal Transformers XFMR 1CT:1CT 0.2OHM PRI 0.2OHM

Datasheet

17In Stock

$94.33

$84.78

$79.94

$79.82

View

Min.: 1
Mult.: 1

Copperhead

Tube

Audio Transformers / Signal Transformers XFMR,SGL,135UH, 1CT:1CT, 4.3KVDC,SMT,T&R NPB

HM2106NLT
Pulse Electronics
1: $4.64
425In Stock

Mfr. Part No.
HM2106NLT

Mouser Part No
673-HM2106NLT

Pulse Electronics

Audio Transformers / Signal Transformers XFMR,SGL,135UH, 1CT:1CT, 4.3KVDC,SMT,T&R NPB

Datasheet

425In Stock

Cut Tape

$4.64

$4.19

$3.78

$3.55

Reel

$2.96

View

Min.: 1
Mult.: 1

: 600

Reel, Cut Tape

Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port

PE-65728NLT
Pulse Electronics
1: $6.05
1,407In Stock

Mfr. Part No.
PE-65728NLT

Mouser Part No
673-PE-65728NLT

Pulse Electronics

Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port

Datasheet

1,407In Stock

Cut Tape

$6.05

$5.47

$4.98

$4.81

View

Reel

$3.85

MouseReel Available

Min.: 1
Mult.: 1

: 850

Telecom Transformers

Module

SMD/SMT

1.5 kV

0 C

+ 70 C

Single

0.495 in

0.28 in

0.2 in

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Flybk Xfmr EP13 Dual Out 10W 5V 0.02A 2A

POEA2FB1V10W2X5
Eaton Electronics
1: $4.27
455In Stock

Mfr. Part No.
POEA2FB1V10W2X5

Mouser Part No
504-POEA2FB1V10W2X5

Eaton Electronics

Audio Transformers / Signal Transformers Flybk Xfmr EP13 Dual Out 10W 5V 0.02A 2A

Learn More

Datasheet

455In Stock

Cut Tape

$4.27

$3.86

$3.71

$3.60

Reel

$3.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Flyback Transformers

SMD/SMT

180 uH

1.5 kVAC

- 40 C

+ 125 C

17.65 mm

14.5 mm

14 mm

POEA2FB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Flybk Xfmr EFD15 Dual 13W 5V 0.01A 2.6A

POEB1FB1V13W2X5
Eaton Electronics
1: $2.34
540In Stock

Mfr. Part No.
POEB1FB1V13W2X5

Mouser Part No
504-POEB1FB1V13W2X5

Eaton Electronics

Audio Transformers / Signal Transformers Flybk Xfmr EFD15 Dual 13W 5V 0.01A 2.6A

Learn More

Datasheet

540In Stock

Cut Tape

$2.34

$2.30

Reel

$2.30

MouseReel Available

Min.: 1
Mult.: 1

: 250

Flyback Transformers

SMD/SMT

155 uH

1.5 kVAC

- 40 C

+ 125 C

22.3 mm

17.3 mm

9 mm

POEB1FB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Single Out 60W 12V 5A

POEB2FB1V60W1X12
Eaton Electronics
1: $6.56
328In Stock

Mfr. Part No.
POEB2FB1V60W1X12

Mouser Part No
504-POEB2FB1V60W1X12

Eaton Electronics

Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Single Out 60W 12V 5A

Learn More

Datasheet

328In Stock

Cut Tape

$6.56

$6.35

$6.24

$6.09

Reel

$5.56

$4.87

MouseReel Available

Min.: 1
Mult.: 1

: 150

Flyback Transformers

SMD/SMT

70 uH

1.5 kVAC

- 40 C

+ 125 C

29.3 mm

21.8 mm

12 mm

POEB2FB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT,TU, NPB

H5007ENL
Pulse Electronics
1: $10.85
264In Stock

Mfr. Part No.
H5007ENL

Mouser Part No
673-H5007ENL

Pulse Electronics

Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT,TU, NPB

Datasheet

264In Stock

$10.85

$9.23

$8.85

$8.58

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

0 C

+ 70 C

Single

17.65 mm

12.2 mm

5.72 mm

H5007

Tube

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port

HX2305NL
Pulse Electronics
1: $13.23
269In Stock

Mfr. Part No.
HX2305NL

Mouser Part No
673-HX2305NL

Pulse Electronics

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port

Learn More

Datasheet

269In Stock

$13.23

$11.34

$10.88

$10.53

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

350 uH

1.5 kV

- 40 C

+ 85 C

Dual

Tube

Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:8CT,0.25 NPB

CX2049LANL
Pulse Electronics
1: $5.60
891In Stock

Mfr. Part No.
CX2049LANL

Mouser Part No
673-CX2049LANL

Pulse Electronics

Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:8CT,0.25 NPB

Datasheet

891In Stock

$5.60

$3.64

$3.20

$2.76

$2.38

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

- 40 C

+ 85 C

3.81 mm

2.79 mm

Tray

Transformers Audio & Signal

Transformers for Audio Applications

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50 Hz to 12 kHz
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50 Hz to 19 kHz
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200 Hz to 15 kHz
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3.75 uH
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100 mOhms
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700 mOhms
700 mOhms, 700 mOhms
800 mOhms
800 mOhms, 800 mOhms
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1.7 Ohms, 1.7 Ohms
2.4 Ohms
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65 mOhms
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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

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102
104
106
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109
117
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