Unshielded Audio & Signal Transformers

Results: 770
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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Type
Termination Style
Frequency Range
Inductance
Primary Impedance
Secondary Impedance
Isolation Voltage
Minimum Operating Temperature
Maximum Operating Temperature
Number of Channels
Application
Package/Case
Length
Width
Height
Series
Qualification
Packaging
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port
Datasheet
335In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 18.16 mm 12.2 mm 6.6 mm 1000Base-T Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000BASE-T PoE+ 2-Port SMD Open
Datasheet
189In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Dual 1000 Base-T 27.81 mm 12.19 mm 7.24 mm 1000Base-T Tube
Pulse Electronics Audio Transformers / Signal Transformers MDL QUAD 1GPP 1:1 SM TR NPB
Datasheet
180In Stock
510Expected 7/12/2026
Min.: 1
Mult.: 1
: 170

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 150 uH 1.5 kV - 40 C + 85 C 4 Channel 1000 Base-T BGA 28.45 mm 17.27 mm 11.18 mm HX Reel, Cut Tape
Pulse Electronics Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por
Datasheet
1,083In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module Through Hole 1 MHz to 100 MHz 1.2 mH 1.5 kV 0 C + 70 C Dual T1/CEPT/ISDN-Pri 12.7 mm 8.89 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers THT Digital Audio 2500uH 1-Port
Datasheet
2,244In Stock
Min.: 1
Mult.: 1

Telecom Transformers Module Through Hole 100 kHz to 55 MHz 2 kV 0 C + 70 C Single Digital 12.7 mm 8.89 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD 10BaseT Islation 200uH .3Ohms 1-Port
Datasheet
923In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 850

LAN Transformers Module SMD/SMT 200 uH 0 C + 70 C Single 10 Base-T DIP-16 12.7 mm 7.24 mm 5.08 mm PE-65726 Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port
Datasheet
745In Stock
Min.: 1
Mult.: 1

Telecom Transformers Module SMD/SMT 100 kHz 100 uH 2 kV 0 C + 70 C Single AUI Ethernet 12.7 mm 9.4 mm 5.08 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD 10BaseT Islation 140uH .3Ohms 1-Port
Datasheet
1,117In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz 140 uH 1.5 kV 0 C + 70 C Dual 10 Base-T 12.7 mm 9.4 mm 5.08 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port
Datasheet
1,590In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module Through Hole 1.2 mH 1.5 kV - 40 C + 85 C Dual T1/CEPT/ISDN-Pri 12.7 mm x 8.89 mm x 6.35 mm 12.7 mm 8.89 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 19uH 1-Port
Datasheet
581In Stock
Min.: 1
Mult.: 1

Telecom Transformers Module SMD/SMT 250 kHz to 500 MHz 60 nH 1.5 kV 0 C + 70 C Single T3/DS3/E3/STS-1 Interfaces 7.62 mm 9.91 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port
Datasheet
568In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module SMD/SMT 1.2 mH, 1.2 mH 1 Ohms, 1 Ohms 1 Ohms, 2 Ohms 1.5 kV - 40 C + 85 C Dual T1/CEPT/ISDN-Pri 12.83 mm 7.11 mm 6.22 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 100uH 1-Port
Datasheet
461In Stock
Min.: 1
Mult.: 1

Telecom Transformers Module SMD/SMT 100 uH 1 Ohms 1 Ohms 1.5 kV - 40 C + 85 C Single T3/DS3/E3/STS-1 7.62 mm 7 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port
Datasheet
400In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 600

ISDN Transformers Module SMD/SMT 700 mOhms, 700 mOhms 1.5 kV - 40 C + 85 C Dual T1/CEPT/ISDN-Pri 12.83 mm 7.11 mm 6.22 mm Reel, Cut Tape, MouseReel
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 1-Por
Datasheet
553In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module SMD/SMT 1.2 mH 1 Ohms 1.5 kV - 40 C + 85 C Single T1//E1/CEPT/ISDN-Pri 7.62 mm 7 mm 6.35 mm Tube
Pulse Electronics Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port
Datasheet
308In Stock
Min.: 1
Mult.: 1

ISDN Transformers Module SMD/SMT 1.2 mH 1.5 kV - 40 C + 85 C Octal T1/E1/CEPT/ISDN-Pri YB/1 25.4 mm 10.8 mm 7.11 mm Tube
Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:2 0.200-500 MHz
Datasheet
1,154In Stock
2,250Expected 16/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 750

RF Transformers SMD/SMT 200 kHz to 500 MHz 20 uH 300 V - 40 C + 85 C Wideband 4.45 mm x 4.19 mm x 3.05 mm 4.45 mm 4.19 mm 3.05 mm WBC Reel, Cut Tape, MouseReel

Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH
Datasheet
53In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 100 MHz 350 uH 1.5 kV 0 C + 70 C Single 1000 Base-T 17.5 mm 15.24 mm 5.72 mm H5007 Tube
Pulse Electronics Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port
Datasheet
502In Stock
3,000Expected 14/8/2026
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 40 C + 85 C Single 100 Base-TX PoE SMT 12.7 mm 9.53 mm 6 mm HX Tube
Pulse Electronics Audio Transformers / Signal Transformers 1000Base-T PoE+ SMD 1-Port 120uH
Datasheet
55In Stock
Min.: 1
Mult.: 1

LAN Transformers Module SMD/SMT 1 MHz to 125 MHz 350 uH 1.5 kV - 40 C + 85 C Single 1000 Base-T 18.16 mm 15.11 mm 6.3 mm HX Tube
Mini-Circuits Audio Transformers / Signal Transformers 1:2 LTCC Transformer, 625 - 2815 MHz, 50?
Datasheet
1,061In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

RF Transformers Ceramic Balun SMD/SMT 625 MHz to 2.815 GHz 50 Ohms 50 Ohms - 55 C + 125 C 0805 (2012) 2 mm 1.24 mm 0.84 mm NCS2 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 0.07 - 200 MHz, 50?
Datasheet
274In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 100

RF Transformers Transformer SMD/SMT 70 kHz to 200 MHz 50 Ohms 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 Reel, Cut Tape, MouseReel
Mini-Circuits Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 1500 - 6700 MHz, 50?
Datasheet
551In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

RF Transformers Transformer SMD/SMT 1.5 GHz to 6.7 GHz 50 Ohms 50 Ohms - 40 C + 85 C 1 Channel 4.06 mm x 3.81 mm x 4.06 mm 4.06 mm 3.81 mm 4.06 mm TCM2 Reel, Cut Tape, MouseReel
Bourns Audio Transformers / Signal Transformers Chip LAN,10/100/1G xformer,PoE,4.7x3.2
Datasheet
10,806In Stock
8,000Expected 16/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

PoE Transformers SMD/SMT 1 MHz to 100 MHz 230 uH 1.5 kVAC - 40 C + 85 C Dual 10/100/1000 Base-T 4.7 mm x 3.22 mm x 2.9 mm 4.7 mm 3.22 mm 2.9 mm SM453229-231N7Y Reel, Cut Tape, MouseReel
Bourns Audio Transformers / Signal Transformers Chip LAN,10/100/1G xformer,4.7x3.2mm
Datasheet
19,516In Stock
34,000Expected 7/1/2027
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

LAN Transformers SMD/SMT 1 MHz to 100 MHz 380 uH 1.5 kVAC - 40 C + 85 C Dual 10/100/1000 Base-T 4.7 mm x 3.22 mm x 2.9 mm 4.7 mm 3.22 mm 2.9 mm SM453229-381N7Y Reel, Cut Tape, MouseReel
iNRCORE Audio Transformers / Signal Transformers XFMR TCS SNGL 1000BT 1:124 SMT RPB
Datasheet
230In Stock
275Expected 30/9/2026
Min.: 1
Mult.: 1

RF Transformers SMD/SMT 100 kHz to 100 MHz 350 uH 1.5 kV - 55 C + 125 C Single 1000 Base-T 17.53 mm 12.19 mm 5.72 mm 1000B-F Tube