Pulse Transformers

Telecom transformers can serve a variety of roles. For example, they can function as isolation transformers, preparing the voltage before transmission across telecom cables or adjusting the voltage so that it is suitable for a low-voltage application inside the home.

What are telecom transformers used for?

The telecom transformer is one of the most common and vital compone...

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TE Connectivity PCB Pulse Transformer 2:1:1 Turns Ratio, 330 mH Prim. Inductance
RS Stock No.788-183BrandTE ConnectivityManufacturers Part No.800069-SF

P.O.A.

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TE Connectivity
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Pulse Transformer
330mH
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-
0.25A
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-
-
-
2:1:1
PCB
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-
-
-
-
-25°C
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-
-
75°C
16.7mm
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6g
17mm
IT
500kHz
RoHS
40kHz
-
-
4kV
PCB Terminal
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
RS Stock No.279-8047BrandMurata Power SolutionsManufacturers Part No.78601/9JC

41.127 OMR

0.822 OMR Each (In a Tube of 50) (ex VAT)

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Murata Power Solutions
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Pulse Transformer
10mH
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1:1
Surface
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No
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
RS Stock No.279-8048BrandMurata Power SolutionsManufacturers Part No.78601/9JC

1.758 OMR

1.758 OMR Each (ex VAT)

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Murata Power Solutions
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Pulse Transformer
10mH
-
-
-
-
-
-
-
1:1
Surface
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No
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
RS Stock No.279-8049BrandMurata Power SolutionsManufacturers Part No.78615/9JC

41.127 OMR

0.822 OMR Each (In a Tube of 50) (ex VAT)

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Murata Power Solutions
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Pulse Transformer
10mH
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-
-
-
-
-
-
1:1
Surface
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No
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
RS Stock No.279-8050BrandMurata Power SolutionsManufacturers Part No.78615/9JC

1.168 OMR

1.168 OMR Each (ex VAT)

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Murata Power Solutions
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Pulse Transformer
10mH
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-
-
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1:1
Surface
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No
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Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
RS Stock No.279-8016BrandMurata Power SolutionsManufacturers Part No.1003C

81.941 OMR

2.731 OMR Each (In a Box of 30) (ex VAT)

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Murata Power Solutions
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Pulse Transformer
12mH
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-
-
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2:1:1
Through Hole
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No
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Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
RS Stock No.279-8017BrandMurata Power SolutionsManufacturers Part No.1003C

2.832 OMR

2.832 OMR Each (ex VAT)

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Murata Power Solutions
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Pulse Transformer
12mH
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-
-
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2:1:1
Through Hole
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No
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998.047 OMR

1.174 OMR Each (On a Reel of 850) (ex VAT)

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Wurth Elektronik
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Telecom Transformer
450μH
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450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
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-40°C
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-
-
125°C
9.45mm
3.45mm
-
15.4mm
WE‑BMS
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RoHS
-
-
-
1kV
-
-

1,087.837 OMR

1.978 OMR Each (On a Reel of 550) (ex VAT)

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Wurth Elektronik
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Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-40°C
-
-
-
125°C
15.1mm
3.45mm
-
14.9mm
WE‑BMS
-
RoHS
-
-
-
1kV
-
-

1.802 OMR

1.802 OMR Each (ex VAT)

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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-40°C
-
-
-
125°C
7.6mm
5.5mm
-
9.5mm
WE‑BMS
-
RoHS
-
-
-
1kV
-
-

2.744 OMR

2.744 OMR Each (ex VAT)

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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-40°C
-
-
-
125°C
15.1mm
4.75mm
-
14.7mm
WE‑BMS
-
RoHS
-
-
-
1kV
-
-

847.665 OMR

1.884 OMR Each (On a Reel of 450) (ex VAT)

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Wurth Elektronik
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Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-40°C
-
-
-
125°C
15.1mm
4.75mm
-
14.7mm
WE‑BMS
-
RoHS
-
-
-
1kV
-
-

1.789 OMR

1.789 OMR Each (ex VAT)

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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-40°C
-
-
-
125°C
9.45mm
3.45mm
-
15.4mm
WE‑BMS
-
RoHS
-
-
-
1kV
-
-

2.674 OMR

2.674 OMR Each (ex VAT)

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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
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-40°C
-
-
-
125°C
15.1mm
3.45mm
-
14.9mm
WE‑BMS
-
RoHS
-
-
-
1kV
-
-

763.212 OMR

1.174 OMR Each (On a Reel of 650) (ex VAT)

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Wurth Elektronik
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Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-40°C
-
-
-
125°C
7.6mm
5.5mm
-
9.5mm
WE‑BMS
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RoHS
-
-
-
1kV
-
-
Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
RS Stock No.245-8586BrandWurth ElektronikManufacturers Part No.749600010

7.667 OMR

7.667 OMR Each (ex VAT)

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Wurth Elektronik
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Telecom Transformer
350μH
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450mΩ
-
-
-
-1.3dB
-
1:1
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-
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-
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-40°C
-
-
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125°C
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WE‑BMS
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RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
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1kV
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Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
RS Stock No.245-8585BrandWurth ElektronikManufacturers Part No.749600010

277.281 OMR

6.932 OMR Each (In a Tray of 40) (ex VAT)

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Wurth Elektronik
-
Telecom Transformer
350μH
-
450mΩ
-
-
-
-1.3dB
-
1:1
-
-
-
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-40°C
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-
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125°C
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-
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WE‑BMS
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RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
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1kV
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OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 1.9 h Prim. Inductance, 32Ω Prim. Resistance
RS Stock No.533-0176BrandOEPManufacturers Part No.Z1640E

4.402 OMR

4.402 OMR Each (ex VAT)

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OEP
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Pulse Transformer
1.9h
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32Ω
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42Ω
1.1dB
-
1:1
Through Hole
-
1.6mH
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14.5mm
18mm
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18mm
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4kHz
RoHS
200Hz
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Schaffner Through Hole Pulse Transformer 1:1 Turns Ratio, 8 mH Prim. Inductance
RS Stock No.173-6340BrandSchaffnerManufacturers Part No.IT245

3.919 OMR

3.919 OMR Each (ex VAT)

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Schaffner
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Pulse Transformer
8mH
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3A
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-
-
-
1:1
Through Hole
-
-
-
-
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-25°C
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-
-
70°C
17.6mm
11.3mm
220g
16.7mm
IT
500kHz
UL 94 V-0, VDE 110b
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-
-
8kV
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Murata Power Solutions 0.042361111 Turns Ratio, 2 mH Prim. Inductance, 1Ω Prim. Resistance
RS Stock No.544-2471BrandMurata Power SolutionsManufacturers Part No.78250C

1.671 OMR

1.671 OMR Each (ex VAT)

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Murata Power Solutions
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2mH
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300mA
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-
-
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0.042361111
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