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

P.O.A.

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1

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

€ 107.38

€ 2.148 Each (In a Tube of 50) (ex VAT)

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50

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50€ 2.148
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Murata Power Solutions
Pulse Transformer
-
10mH
-
-
-
-
-
-
1:1
-
-
Surface
-
-
-
-
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-
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-
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No
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
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RS Stock No.: 279-8049Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 107.38

€ 2.148 Each (In a Tube of 50) (ex VAT)

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50

Available in multiples of 50
50€ 2.148
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Murata Power Solutions
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
Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
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RS Stock No.: 279-8050Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 2.43

€ 2.43 Each (ex VAT)

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1€ 2.43
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Murata Power Solutions
Pulse Transformer
-
10mH
-
-
-
-
-
-
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
Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
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RS Stock No.: 279-8048Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JC

€ 3.80

€ 3.80 Each (ex VAT)

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1

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1€ 3.80
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Murata Power Solutions
Pulse Transformer
-
10mH
-
-
-
-
-
-
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
Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
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RS Stock No.: 279-8016Brand: Murata Power SolutionsManufacturers Part No.: 1003C

€ 210.63

€ 7.021 Each (In a Box of 30) (ex VAT)

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30

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30€ 7.021
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Murata Power Solutions
Pulse Transformer
-
12mH
-
-
-
-
-
-
2:1:1
-
-
Through Hole
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-
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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
Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
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RS Stock No.: 279-8017Brand: Murata Power SolutionsManufacturers Part No.: 1003C

€ 6.93

€ 6.93 Each (ex VAT)

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1

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1€ 6.93
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Murata Power Solutions
Pulse Transformer
-
12mH
-
-
-
-
-
-
2:1:1
-
-
Through Hole
-
-
-
-
-
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No
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Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
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Also available in industry standard packaging
RS Stock No.: 245-8575Brand: Wurth ElektronikManufacturers Part No.: 74941300

€ 3.92

€ 3.92 Each (ex VAT)

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1

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1€ 3.92
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Wurth Elektronik
Telecom Transformer
-
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
-
9.5mm
5.5mm
7.6mm
RoHS
-
WE‑BMS
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
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Also available in industry standard packaging
RS Stock No.: 245-8579Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 5.99

€ 5.99 Each (ex VAT)

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1

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1€ 5.99
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Wurth Elektronik
Telecom Transformer
-
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
-
14.7mm
4.75mm
15.1mm
RoHS
-
WE‑BMS
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8576Brand: Wurth ElektronikManufacturers Part No.: 74941302

€ 2,557.65

€ 3.009 Each (On a Reel of 850) (ex VAT)

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850

Available in multiples of 850
850€ 3.009
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Wurth Elektronik
Telecom Transformer
-
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
-
15.4mm
3.45mm
9.45mm
RoHS
-
WE‑BMS
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8581Brand: Wurth ElektronikManufacturers Part No.: 74942301

€ 2,797.19

€ 5.086 Each (On a Reel of 550) (ex VAT)

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550

Available in multiples of 550
550€ 5.086
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Wurth Elektronik
Telecom Transformer
-
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
-
14.9mm
3.45mm
15.1mm
RoHS
-
WE‑BMS
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8573Brand: Wurth ElektronikManufacturers Part No.: 74941300

€ 1,955.85

€ 3.009 Each (On a Reel of 650) (ex VAT)

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650

Available in multiples of 650
650€ 3.009
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Wurth Elektronik
Telecom Transformer
-
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
-
9.5mm
5.5mm
7.6mm
RoHS
-
WE‑BMS
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8577Brand: Wurth ElektronikManufacturers Part No.: 74941302

€ 3.92

€ 3.92 Each (ex VAT)

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1

Available in multiples of 1
1€ 3.92
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Wurth Elektronik
Telecom Transformer
-
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
-
15.4mm
3.45mm
9.45mm
RoHS
-
WE‑BMS
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8582Brand: Wurth ElektronikManufacturers Part No.: 74942301

€ 5.83

€ 5.83 Each (ex VAT)

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1

Available in multiples of 1
1€ 5.83
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Wurth Elektronik
Telecom Transformer
-
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
-
14.9mm
3.45mm
15.1mm
RoHS
-
WE‑BMS
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8578Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 2,182.41

€ 4.85 Each (On a Reel of 450) (ex VAT)

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450

Available in multiples of 450
450€ 4.85
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Wurth Elektronik
Telecom Transformer
-
450μH
-
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
Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8585Brand: Wurth ElektronikManufacturers Part No.: 749600010

€ 710.83

€ 17.771 Each (In a Tray of 40) (ex VAT)

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40

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40€ 17.771
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Wurth Elektronik
Telecom Transformer
-
350μH
-
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
Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8586Brand: Wurth ElektronikManufacturers Part No.: 749600010

€ 16.74

€ 16.74 Each (ex VAT)

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1

Available in multiples of 1
1€ 16.74
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Wurth Elektronik
Telecom Transformer
-
350μH
-
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
OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 1.9 h Prim. Inductance, 32Ω Prim. Resistance
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RS Stock No.: 533-0176Brand: OEPManufacturers Part No.: Z1640E

€ 9.61

€ 9.61 Each (ex VAT)

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1€ 9.61
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OEP
Pulse Transformer
-
1.9h
-
32Ω
-
-
42Ω
1.1dB
1:1
-
-
Through Hole
1.6mH
-
-
-
-
-
-
-
-
4kHz
18mm
18mm
14.5mm
RoHS
-
-
200Hz
-
-
-
-
-
Schaffner Through Hole Pulse Transformer 1:1 Turns Ratio, 8 mH Prim. Inductance
Schaffner Through Hole Pulse Transformer 1:1 Turns Ratio, 8 mH Prim. Inductance
Add to parts list
RS Stock No.: 173-6340Brand: SchaffnerManufacturers Part No.: IT245

€ 8.26

€ 8.26 Each (ex VAT)

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1€ 8.26
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Schaffner
Pulse Transformer
-
8mH
-
-
3A
-
-
-
1:1
-
-
Through Hole
-
-
-
-
-25°C
-
-
-
70°C
500kHz
16.7mm
11.3mm
17.6mm
UL 94 V-0, VDE 110b
220g
IT
-
-
-
-
-
8kV
Murata Power Solutions 0.042361111 Turns Ratio, 2 mH Prim. Inductance, 1Ω Prim. Resistance
Murata Power Solutions 0.042361111 Turns Ratio, 2 mH Prim. Inductance, 1Ω Prim. Resistance
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RS Stock No.: 544-2471Brand: Murata Power SolutionsManufacturers Part No.: 78250C

€ 3.78

€ 3.78 Each (ex VAT)

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1€ 3.78
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Murata Power Solutions
-
-
2mH
-
1Ω
300mA
-
-
-
0.042361111
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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