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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 MDL DUAL 1000B 1:1 SMT TU PBC

1000B-5006X
iNRCORE
1: $63.38
98In Stock

Mfr. Part No.
1000B-5006X

Mouser Part No
673-1000B-5006X

iNRCORE

Audio Transformers / Signal Transformers MDL DUAL 1000B 1:1 SMT TU PBC

Datasheet

98In Stock

$63.38

$57.09

$50.67

View

Min.: 1
Mult.: 1

1000B

Tube

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

TL1553-45
iNRCORE
1: $104.23
31In Stock

Mfr. Part No.
TL1553-45

Mouser Part No
673-TL1553-45

iNRCORE

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

Datasheet

31In Stock

$104.23

$93.66

$90.59

$86.67

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 RF XFMR / SURF MOUNT / RoHS

ADT1.5-17+
Mini-Circuits
1: $8.16
573In Stock

Mfr. Part No.
ADT1.5-17+

Mouser Part No
139-ADT1.5-17

Mini-Circuits

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

Datasheet

573In Stock

Cut Tape

$8.16

Reel

$8.16

MouseReel Available

Min.: 1
Mult.: 1

: 100

RF Transformers

SMD/SMT

500 kHz to 1.7 GHz

50 Ohms

- 20 C

+ 85 C

Single

7.87 mm x 5.59 mm x 2.84 mm

7.87 mm

5.59 mm

2.84 mm

ADT1.5

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

TC4-11G2+
Mini-Circuits
1: $6.77
490In Stock

Mfr. Part No.
TC4-11G2+

Mouser Part No
139-TC4-11G2

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

Datasheet

490In Stock

Cut Tape

$6.77

$5.00

$4.30

$4.22

Reel

$4.22

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC4

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port w/Choke

TG1G-E234NVRL
HALO Electronics
1: $49.30
166In Stock

Mfr. Part No.
TG1G-E234NVRL

Mouser Part No
493-TG1G-E234NVRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 48P 2-Port w/Choke

Learn More

Datasheet

166In Stock

$49.30

$31.80

$25.94

$20.97

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

1.5 kV

- 40 C

+ 85 C

Dual

Gigabit Interface

SMD-48

27.69 mm

15.24 mm

7.62 mm

TG1G

Tube

Audio Transformers / Signal Transformers MDL SGL 1000B 1:1 SMT TU PBC

1000B-5012
iNRCORE
1: $71.44
82In Stock

Mfr. Part No.
1000B-5012

Mouser Part No
673-1000B-5012

iNRCORE

Audio Transformers / Signal Transformers MDL SGL 1000B 1:1 SMT TU PBC

Learn More

Datasheet

82In Stock

$71.44

$64.23

$62.41

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Quad

1000 Base-T

15.113 mm

13.1572 mm

6.1214 mm

1000B

Tube

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

100B-1003
iNRCORE
1: $35.90
78In Stock

Mfr. Part No.
100B-1003

Mouser Part No
673-100B-1003

iNRCORE

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

Datasheet

78In Stock

$35.90

$32.33

$30.98

$30.87

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

- 40 C

+ 85 C

Single

100 Base-TX

12.7 mm

6.73 mm

5.97 mm

100B

Tube

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

100B-1018X
iNRCORE
1: $57.94
98In Stock

Mfr. Part No.
100B-1018X

Mouser Part No
673-100B-1018X

iNRCORE

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

Datasheet

98In Stock

$57.94

$52.12

$49.94

$48.36

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

- 55 C

+ 125 C

Single

100 Base-TX

14.8082 mm

11.938 mm

4.572 mm

100B

Tube

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

TCM3-452X+
Mini-Circuits
1: $7.66
538In Stock

Mfr. Part No.
TCM3-452X+

Mouser Part No
139-TCM3-452X

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

Learn More

Datasheet

538In Stock

Cut Tape

$7.66

$7.19

$6.88

Reel

$6.88

MouseReel Available

Min.: 1
Mult.: 1

: 500

TCM3

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers SMD ISOLATION MODULE

TG111-E032NYLF
HALO Electronics
1: $8.36
858In Stock

Mfr. Part No.
TG111-E032NYLF

Mouser Part No
493-TG111-E032NYLF

HALO Electronics

Audio Transformers / Signal Transformers SMD ISOLATION MODULE

Datasheet

858In Stock

$8.36

$7.64

$7.49

$7.11

View

Min.: 1
Mult.: 1

Isolation Transformers

Tube

Audio Transformers / Signal Transformers 2.5GBaseT 4PPoE 90W 1A 0.4mOhm 1Port

TG2G-HPE10NZ5LF
HALO Electronics
1: $10.08
675In Stock

Mfr. Part No.
TG2G-HPE10NZ5LF

Mouser Part No
493-TG2G-HPE10NZ5LF

HALO Electronics

Audio Transformers / Signal Transformers 2.5GBaseT 4PPoE 90W 1A 0.4mOhm 1Port

Learn More

Datasheet

675In Stock

$10.08

$7.85

$7.78

$7.70

$7.67

Min.: 1
Mult.: 1

PoE Isolation Transformers

Module

SMD/SMT

1500 Vrms

- 40 C

+ 85 C

Quad

SMD-24

18.33 mm

16.38 mm

6.48 mm

2.5G/5G BASE-T

Tube

Audio Transformers / Signal Transformers 1KHz 66ohm 10% line matching trans

LM-NP-1002L
Bourns
1: $10.57
513In Stock

Mfr. Part No.
LM-NP-1002L

Mouser Part No
652-LM-NP-1002L

Bourns

Audio Transformers / Signal Transformers 1KHz 66ohm 10% line matching trans

Learn More

Datasheet

513In Stock

$10.57

$9.10

$7.55

$7.29

View

Min.: 1
Mult.: 1

Signal Transformers

Pin Terminal Transformers

Radial

200 Hz to 3.5 kHz

600 Ohms

- 10 C

+ 60 C

Single

Line Matching

17.7 mm

12.6 mm

Bulk

Audio Transformers / Signal Transformers LINE MATCHING TRANS

LM-NP-1003L
Bourns
1: $10.57
900In Stock

Mfr. Part No.
LM-NP-1003L

Mouser Part No
652-LM-NP-1003L

Bourns

Audio Transformers / Signal Transformers LINE MATCHING TRANS

Learn More

Datasheet

900In Stock

$10.57

$9.10

$8.73

$8.45

View

Min.: 1
Mult.: 1

Signal Transformers

Pin Terminal Transformers

Radial

200 Hz to 3.5 kHz

600 Ohms

- 10 C

+ 60 C

Single

Line Matching

17.7 mm

12.6 mm

Tube

Audio Transformers / Signal Transformers THROUGH HOLE 500:50 3.0MADC

MET-39
Tamura
1: $16.82
932In Stock

Mfr. Part No.
MET-39

Mouser Part No
838-MET-39

Tamura

Audio Transformers / Signal Transformers THROUGH HOLE 500:50 3.0MADC

Datasheet

932In Stock

$16.82

$14.40

$13.95

$13.52

View

Min.: 1
Mult.: 1

Audio Transformers

Terminals

300 Hz to 100 kHz

500 Ohms

50 Ohms

500 V

- 20 C

+ 85 C

Ultra Wideband

10.4 mm

7.87 mm

11.8 mm

MET

Tube

Audio Transformers / Signal Transformers 1:1.33 transmission line transformer

MABA-011010
MACOM
1: $4.35
1,349In Stock

Mfr. Part No.
MABA-011010

Mouser Part No
937-MABA-011010

MACOM

Audio Transformers / Signal Transformers 1:1.33 transmission line transformer

Datasheet

1,349In Stock

Cut Tape

$4.35

$3.94

$3.56

$3.35

Reel

$2.90

View

Min.: 1
Mult.: 1

: 2,000

Baluns

SMD/SMT

5 MHz to 1.2 GHz

75 Ohms

- 40 C

+ 85 C

Single

CATV Broadband

4.21 mm

2.31 mm

Reel, Cut Tape

Audio Transformers / Signal Transformers 1.0-350MHz IL 3dB Impedance Ratio 1:4

MABA-007237-ETC410
MACOM
1: $5.62
1,386In Stock

Mfr. Part No.
MABA-007237-ETC410

Mouser Part No
937-MABA007237ETC410

MACOM

Audio Transformers / Signal Transformers 1.0-350MHz IL 3dB Impedance Ratio 1:4

Datasheet

1,386In Stock

Cut Tape

$5.62

$4.31

$3.20

$2.94

Reel

$2.39

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

RF Transformers

SMD/SMT

1 MHz to 350 MHz

50 Ohms

- 40 C

+ 85 C

Single

Flux Coupled Step Up

SM-22-5

3.81 mm

2.67 mm

MABA

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Transformer, 4:1 Flux Coupled, 1-350MHz

MABA-007493-CF4160
MACOM
1: $4.35
1,723In Stock

Mfr. Part No.
MABA-007493-CF4160

Mouser Part No
937-MABA007493CF4160

MACOM

Audio Transformers / Signal Transformers Transformer, 4:1 Flux Coupled, 1-350MHz

Datasheet

1,723In Stock

Cut Tape

$4.35

$3.94

$3.56

$3.35

Reel

$2.90

View

Min.: 1
Mult.: 1

: 2,000

SMD/SMT

Reel, Cut Tape

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

ADT3-1T+
Mini-Circuits
1: $7.66
995In Stock

Mfr. Part No.
ADT3-1T+

Mouser Part No
139-ADT3-1T

Mini-Circuits

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

Datasheet

995In Stock

Cut Tape

$7.66

$7.53

Reel

$7.43

$7.15

MouseReel Available

Min.: 1
Mult.: 1

: 100

ADT3

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

JTX-2-10T+
Mini-Circuits
1: $28.68
340In Stock

Mfr. Part No.
JTX-2-10T+

Mouser Part No
139-JTX-2-10T

Mini-Circuits

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

Datasheet

340In Stock

Cut Tape

$28.68

$16.06

Reel

$14.77

$14.40

MouseReel Available

Min.: 1
Mult.: 1

: 100

RF Transformers

SMD/SMT

50 MHz to 1 GHz

75 Ohms

- 40 C

+ 85 C

Single

7.87 mm x 7.11 mm x 5.72 mm

7.87 mm

7.11 mm

5.72 mm

JTX

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

TC16-1TG2+
Mini-Circuits
1: $6.19
747In Stock

Mfr. Part No.
TC16-1TG2+

Mouser Part No
139-TC16-1TG2

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

Learn More

Datasheet

747In Stock

Cut Tape

$6.19

$4.62

$4.27

Reel

$3.62

$3.60

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC16

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

TC4-11+
Mini-Circuits
1: $6.09
686In Stock

Mfr. Part No.
TC4-11+

Mouser Part No
139-TC4-11

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

Datasheet

686In Stock

Cut Tape

$6.09

$4.30

$3.75

Reel

$3.75

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC4

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers RJ45 10/100 Sngl 5000V Iso

TDR110-QE10AWLF
HALO Electronics
1: $26.59
2,335In Stock

Mfr. Part No.
TDR110-QE10AWLF

Mouser Part No
493-TDR110-QE10AWLF

HALO Electronics

Audio Transformers / Signal Transformers RJ45 10/100 Sngl 5000V Iso

2,335In Stock

$26.59

$18.99

$15.95

$13.29

View

Min.: 1
Mult.: 1

LAN Transformers

5 kV

Single

TDR110

Tube

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

TG111-E032NYRL
HALO Electronics
1: $10.50
964In Stock

Mfr. Part No.
TG111-E032NYRL

Mouser Part No
493-TG111-E032NYRL

HALO Electronics

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

Learn More

Datasheet

964In Stock

$10.50

$9.59

$8.69

$7.48

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

Dual

Gigabit Interface

SMD-24

15.24 mm

13.72 mm

6.35 mm

TG1G

Tube

Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER

S558-5500-72
Bel Magnetic Solutions
1: $9.57
1,153In Stock

Mfr. Part No.
S558-5500-72

Mouser Part No
530-S558-5500-72

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER

Datasheet

1,153In Stock

Cut Tape

$9.57

$8.13

$7.63

$7.10

Reel

$6.50

View

MouseReel Available

Min.: 1
Mult.: 1

: 240

SMD/SMT

300 kHz to 125 MHz

- 40 C

+ 85 C

Dual

27.81 mm

12.19 mm

7.24 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE

74930130
Wurth Elektronik
1: $2.94
3,822In Stock

Mfr. Part No.
74930130

Mouser Part No
710-74930130

Wurth Elektronik

Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE

Learn More

Datasheet

3,822In Stock

Cut Tape

$2.94

$2.80

$2.69

$2.42

View

Reel

$1.62

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PoE Transformers

LAN

SMD/SMT

110 uH

1.5 kV

- 40 C

+ 105 C

Single

Single Pair Ethernet, Ultrasonic Sensors

1812 (4532 metric)

4.7 mm

3.22 mm

2.9 mm

WE-STST

Reel, Cut Tape, MouseReel

Transformers Audio & Signal

Transformers for Audio Applications

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0.5 in x 0.38 in x 0.236 in
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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
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2.31 mm

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