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

Mini-Circuits Audio & Signal Transformers

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

Results: 235

Applied Filters:

Manufacturer = Mini-Circuits

Product

Type

Termination Style

Frequency Range

Primary Impedance

Secondary Impedance

Minimum Operating Temperature

Maximum Operating Temperature

Number of Channels

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 1:2.78 CORE & WIRE Transformer, 40 - 1250 MHz, 75 Ohm

TRS278-122-75+
Mini-Circuits
1: 6,71 €
391In Stock

Mfr. Part No.
TRS278-122-75+

Mouser Part No
139-TRS278-122-75+

Mini-Circuits

Audio Transformers / Signal Transformers 1:2.78 CORE & WIRE Transformer, 40 - 1250 MHz, 75 Ohm

Learn More

Datasheet

391In Stock

Cut Tape

6,71 €

3,89 €

3,83 €

Reel

3,82 €

3,64 €

MouseReel Available

Min.: 1
Mult.: 1

: 100

RF Transformers

SMD/SMT

40 MHz to 1.25 GHz

- 40 C

+ 65 C

Single

7.11 mm

6.35 mm

4.19 mm

TRS278

Reel, Cut Tape, MouseReel

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

ADT3-1T+
Mini-Circuits
1: 5,28 €
950In Stock

Mfr. Part No.
ADT3-1T+

Mouser Part No
139-ADT3-1T

Mini-Circuits

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

Datasheet

950In Stock

Cut Tape

5,28 €

Reel

4,70 €

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: 18,14 €
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

18,14 €

10,16 €

9,46 €

Reel

9,11 €

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: 3,91 €
730In 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

730In Stock

Cut Tape

3,91 €

3,11 €

Reel

2,67 €

2,46 €

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: 3,85 €
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

3,85 €

2,72 €

2,37 €

Reel

2,37 €

2,29 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC4

Reel, Cut Tape, MouseReel

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

ADT2-162T+
Mini-Circuits
1: 7,65 €
58In Stock

Mfr. Part No.
ADT2-162T+

Mouser Part No
139-ADT2-162T

Mini-Circuits

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

Datasheet

58In Stock

Cut Tape

7,65 €

7,22 €

Reel

7,22 €

MouseReel Available

Min.: 1
Mult.: 1

: 100

ADT2

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 50 - 1000 MHz, 75?

JTX-2-10TA+
Mini-Circuits
1: 18,14 €
31In Stock
100Expected 11/26/2026

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

Mouser Part No
139-JTX-2-10TA

Mini-Circuits

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 50 - 1000 MHz, 75?

Datasheet

31In Stock

100Expected 11/26/2026

Cut Tape

18,14 €

10,16 €

10,02 €

Reel

10,02 €

MouseReel Available

Min.: 1
Mult.: 1

: 100

JTX

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.08 - 200 MHz, 50?

T1-1T-X65+
Mini-Circuits
1: 6,24 €
19In Stock
210On Order

Mfr. Part No.
T1-1T-X65+

Mouser Part No
139-T1-1T-X65+

Mini-Circuits

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.08 - 200 MHz, 50?

Datasheet

19In Stock

210On Order

6,24 €

6,11 €

Min.: 1
Mult.: 1

RF Transformers

Plug-In Wire Transformer

Through Hole

80 kHz to 200 MHz

- 20 C

+ 85 C

1 Channel

DIP-6

7.62 mm

6.86 mm

5.84 mm

Tube

Audio Transformers / Signal Transformers 1:1:2 Core & Wire Transformer, 0.07-200 MHz, 50 ohm

T2-613-1-KK81+
Mini-Circuits
1: 2,72 €
148In Stock

Mfr. Part No.
T2-613-1-KK81+

Mouser Part No
139-T2-613-1-KK81

Mini-Circuits

Audio Transformers / Signal Transformers 1:1:2 Core & Wire Transformer, 0.07-200 MHz, 50 ohm

Datasheet

148In Stock

Cut Tape

2,72 €

2,70 €

2,67 €

2,41 €

Reel

2,41 €

MouseReel Available

Min.: 1
Mult.: 1

: 100

RF Transformers

Core and Wire Transformer

SMD/SMT

70 kHz to 200 MHz

50 Ohms

- 20 C

+ 85 C

3 Channel

KK81

7.62 mm

6.86 mm

5.84 mm

Reel, Cut Tape, MouseReel

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

TC1-1-13M-75X+
Mini-Circuits
1: 2,80 €
618In Stock
4.000Expected 10/7/2026

Mfr. Part No.
TC1-1-13M-75X+

Mouser Part No
139-TC1-1-13M-75X

Mini-Circuits

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

Learn More

Datasheet

618In Stock

4.000Expected 10/7/2026

Cut Tape

2,80 €

1,81 €

1,38 €

1,28 €

Reel

1,25 €

1,21 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1

Reel, Cut Tape, MouseReel

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

TC1.33-1T-75X+
Mini-Circuits
1: 3,16 €
345In Stock

Mfr. Part No.
TC1.33-1T-75X+

Mouser Part No
139-TC1.33-1T-75X

Mini-Circuits

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

Learn More

Datasheet

345In Stock

Cut Tape

3,16 €

2,18 €

1,75 €

1,68 €

Reel

1,60 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1.33

Reel, Cut Tape, MouseReel

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

TC1.5-52T+
Mini-Circuits
1: 3,85 €
122In Stock

Mfr. Part No.
TC1.5-52T+

Mouser Part No
139-TC1.5-52T

Mini-Circuits

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

Learn More

Datasheet

122In Stock

Cut Tape

3,85 €

2,72 €

2,31 €

2,22 €

Reel

2,16 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1.5

Reel, Cut Tape, MouseReel

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

TCM3-1TX+
Mini-Circuits
1: 2,92 €
591In Stock

Mfr. Part No.
TCM3-1TX+

Mouser Part No
139-TCM3-1TX

Mini-Circuits

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

Learn More

Datasheet

591In Stock

Cut Tape

2,92 €

1,94 €

1,53 €

1,44 €

Reel

1,44 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TCM3

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 3100 - 4200 MHz, 50?

TCW1-422+
Mini-Circuits
1: 1,62 €
128In Stock

Mfr. Part No.
TCW1-422+

Mouser Part No
139-TCW1-422+

Mini-Circuits

Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 3100 - 4200 MHz, 50?

Datasheet

128In Stock

Cut Tape

1,62 €

Reel

1,62 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

SMD/SMT

3.1 GHz to 4.2 GHz

- 55 C

+ 125 C

TCW1

Reel, Cut Tape, MouseReel

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

TRS1-23-75+
Mini-Circuits
1: 2,72 €
335In Stock

Mfr. Part No.
TRS1-23-75+

Mouser Part No
139-TRS1-23-75

Mini-Circuits

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

Learn More

Datasheet

335In Stock

Cut Tape

2,72 €

2,59 €

2,55 €

Reel

2,55 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TRS1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 0.02 - 250 MHz, 50?

T4-6T+
Mini-Circuits
1: 7,95 €
5In Stock

Mfr. Part No.
T4-6T+

Mouser Part No
139-T4-6T+

Mini-Circuits

Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 0.02 - 250 MHz, 50?

Datasheet

5In Stock

7,95 €

Min.: 1
Mult.: 1

RF Transformers

Transformer

SMD/SMT

20 kHz to 250 MHz

50 Ohms

- 20 C

+ 85 C

1 Channel

7.62 mm x 6.86 mm

Bulk

Audio Transformers / Signal Transformers RF Transformer, 4.5 - 3000 MHz, 50 ohms

TC1-1-13M-23+
Mini-Circuits
1: 2,91 €
14In Stock

Mfr. Part No.
TC1-1-13M-23+

Mouser Part No
139-TC1-1-13M-23

Mini-Circuits

Audio Transformers / Signal Transformers RF Transformer, 4.5 - 3000 MHz, 50 ohms

Datasheet

14In Stock

Cut Tape

2,91 €

Reel

2,91 €

MouseReel Available

Min.: 1
Mult.: 1

: 20

TC1

Reel, Cut Tape, MouseReel

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

TC1.33-182X-75+
Mini-Circuits
1: 3,21 €
93In Stock
500Expected 12/14/2026

Mfr. Part No.
TC1.33-182X-75+

Mouser Part No
139-TC1.33-182X-75

Mini-Circuits

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

Learn More

Datasheet

93In Stock

500Expected 12/14/2026

Cut Tape

3,21 €

2,23 €

1,81 €

1,64 €

Reel

1,64 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1.33

Reel, Cut Tape, MouseReel

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

TC3-1TG2+
Mini-Circuits
1: 3,72 €
120In Stock

Mfr. Part No.
TC3-1TG2+

Mouser Part No
139-TC3-1TG2

Mini-Circuits

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

Datasheet

120In Stock

Cut Tape

3,72 €

2,72 €

2,31 €

2,07 €

Reel

2,02 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC3

Reel, Cut Tape, MouseReel

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

TC4-11X+
Mini-Circuits
1: 3,85 €
296In Stock

Mfr. Part No.
TC4-11X+

Mouser Part No
139-TC4-11X

Mini-Circuits

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

Datasheet

296In Stock

Cut Tape

3,85 €

2,72 €

2,37 €

Reel

2,37 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC4

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.004 - 300 MHz, 50?

TT1-6+
Mini-Circuits
1: 9,84 €
40On Order

Mfr. Part No.
TT1-6+

Mouser Part No
139-TT1-6+

Mini-Circuits

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.004 - 300 MHz, 50?

Datasheet

40On Order

9,84 €

Min.: 1
Mult.: 1

RF Transformers

Transformer

SMD/SMT

4 kHz to 300 MHz

50 Ohms

- 20 C

+ 85 C

1 Channel

W38

7.62 mm

6.86 mm

5.84 mm

TT1

Tube

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

TC4-13TX+
Mini-Circuits
1: 4,28 €
125In Stock

Mfr. Part No.
TC4-13TX+

Mouser Part No
139-TC4-13TX

Mini-Circuits

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

Datasheet

125In Stock

Cut Tape

4,28 €

3,16 €

2,72 €

2,59 €

Reel

2,59 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC4

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 10-1.8GHz, 75Ohms, 1:1 Core and Wire Transformer

TRS1-182-75-3+
Mini-Circuits
1: 2,49 €
17In Stock
500Expected 10/19/2026

Mfr. Part No.
TRS1-182-75-3+

Mouser Part No
139-TRS1-182-75-3+

Mini-Circuits

Audio Transformers / Signal Transformers 10-1.8GHz, 75Ohms, 1:1 Core and Wire Transformer

Datasheet

17In Stock

500Expected 10/19/2026

Cut Tape

2,49 €

2,36 €

2,34 €

Reel

2,34 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

Transformer

SMD/SMT

10 MHz to 1.8 GHz

75 Ohms

50 Ohms

- 40 C

+ 100 C

1 Channel

6.1 mm x 4.32 mm x 4.06 mm

6.1 mm

4.32 mm

4.06 mm

TRS1

Reel, Cut Tape, MouseReel

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

ADTT1.5-1+
Mini-Circuits
1: 5,62 €
197In Stock

Mfr. Part No.
ADTT1.5-1+

Mouser Part No
139-ADTT1.5-1

Mini-Circuits

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

Datasheet

197In Stock

Cut Tape

5,62 €

Reel

5,62 €

MouseReel Available

Min.: 1
Mult.: 1

: 100

ADTT1.5

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50?

T2.5-6-KK81+
Mini-Circuits
1: 6,24 €
70In Stock

Mfr. Part No.
T2.5-6-KK81+

Mouser Part No
139-T2.5-6-KK81+

Mini-Circuits

Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50?

Datasheet

70In Stock

Cut Tape

6,24 €

5,88 €

5,68 €

5,54 €

Reel

5,54 €

MouseReel Available

Min.: 1
Mult.: 1

: 100

RF Transformers

Transformer

SMD/SMT

10 kHz to 100 MHz

50 Ohms

- 20 C

+ 85 C

1 Channel

7.62 mm x 6.86 mm x 5.84 mm

7.62 mm

6.86 mm

5.84 mm

T2.5

Reel, Cut Tape, MouseReel

Mini-Circuits Audio & Signal Transformers

Customer Service Office

Company

Resources

Support

4 kHz to 300 MHz
5 kHz to 70 MHz
10 kHz to 100 MHz
10 kHz to 150 MHz
15 kHz to 100 MHz
15 kHz to 300 MHz
20 kHz to 250 MHz
20 kHz to 30 MHz
30 kHz to 125 MHz
30 kHz to 20 MHz
30 kHz to 75 MHz
60 kHz to 300 MHz
60 kHz to 400 MHz
70 kHz to 200 MHz
80 kHz to 200 MHz
100 kHz to 130 MHz
100 kHz to 70 MHz
150 kHz to 200 MHz
150 kHz to 350 MHz
150 kHz to 400 MHz

0402 (1005 metric)
0805 (2012)
15.24 mm x 15.24 mm x 4.32 mm
3.81 mm x 3.81 mm x 3.81 mm
3.81 mm x 3.81 mm x 4.06 mm
3027 (7669 metric)
4.06 mm x 3.81 mm x 4.06 mm
5.08 mm x 5.08 mm x 5.08 mm
6.1 mm x 4.32 mm x 4.06 mm
6.35 mm x 7.87 mm x 5.08 mm
7.62 mm x 6.86 mm
7.62 mm x 6.86 mm x 5.84 mm
7.87 mm x 5.59 mm x 2.84 mm
7.87 mm x 5.59 mm x 4.11 mm
7.87 mm x 5.59 mm x 5.23 mm
7.87 mm x 7.11 mm x 5.72 mm
DIP-6
GU2939
KK81
KK81-6

ADT1
ADT1.5
ADT16
ADT2
ADT3
ADT4
ADT8
ADT9
ADTL1
ADTL2
ADTT1
ADTT1.5
ADTT4
BLGE4
FT
FTB
JTX
K
K1
NCS2