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
330mH
-
Pulse Transformer
-
-
0.25A
-
-
-
2:1:1
-
PCB
-
-
-
-
-
-25°C
-
-
-
75°C
17mm
-
6g
500kHz
16.7mm
RoHS
IT
40kHz
-
-
4kV
PCB Terminal
-
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

BD 42.599

BD 0.852 Each (In a Tube of 50) (Exc. Vat)

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Murata Power Solutions
10mH
-
Pulse Transformer
-
-
-
-
-
-
1:1
-
Surface
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-
-
-
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-
-
-
-
-
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No
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-
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-
-
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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

BD 42.599

BD 0.852 Each (In a Tube of 50) (Exc. Vat)

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Murata Power Solutions
10mH
-
Pulse Transformer
-
-
-
-
-
-
1:1
-
Surface
-
-
-
-
-
-
-
-
-
-
-
-
-
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No
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-
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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

BD 1.221

BD 1.221 Each (Exc. Vat)

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Murata Power Solutions
10mH
-
Pulse Transformer
-
-
-
-
-
-
1:1
-
Surface
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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No
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-
-
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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

BD 1.882

BD 1.882 Each (Exc. Vat)

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Murata Power Solutions
10mH
-
Pulse Transformer
-
-
-
-
-
-
1:1
-
Surface
-
-
-
-
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-
-
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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

BD 84.879

BD 2.829 Each (In a Box of 30) (Exc. Vat)

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

BD 3.058

BD 3.058 Each (Exc. Vat)

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

BD 1.933

BD 1.933 Each (Exc. Vat)

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

BD 2.962

BD 2.962 Each (Exc. Vat)

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

BD 1.933

BD 1.933 Each (Exc. Vat)

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

BD 2.880

BD 2.880 Each (Exc. Vat)

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

BD 1,037.626

BD 1.221 Each (On a Reel of 850) (Exc. Vat)

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

BD 1,132.996

BD 2.060 Each (On a Reel of 550) (Exc. Vat)

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

BD 793.478

BD 1.221 Each (On a Reel of 650) (Exc. Vat)

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

BD 884.080

BD 1.965 Each (On a Reel of 450) (Exc. Vat)

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

BD 8.272

BD 8.272 Each (Exc. Vat)

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

BD 289.161

BD 7.229 Each (In a Tray of 40) (Exc. Vat)

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Wurth Elektronik
350μH
-
Telecom Transformer
-
450mΩ
-
-
-
-1.3dB
1:1
-
-
-
-
-
-
-
-40°C
-
-
-
125°C
-
-
-
-
-
RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
WE‑BMS
-
-
-
1kV
-
-
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

BD 4.743

BD 4.743 Each (Exc. Vat)

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

BD 4.089

BD 4.089 Each (Exc. Vat)

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

BD 1.761

BD 1.761 Each (Exc. Vat)

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Murata Power Solutions
2mH
-
-
-
300mA
-
-
-
0.042361111
-
-
-
-
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-
-
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