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

€ 365.42

€ 365.42 1 Bag of 50 (Exc. Vat)

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1

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1€ 365.42
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TE Connectivity
-
Pulse Transformer
330mH
-
-
0.25A
-
-
-
-
2:1:1
-
PCB
-
-
-
-
-
-
-25°C
-
75°C
-
500kHz
IT
RoHS
16.7mm
6g
17mm
40kHz
4kV
-
-
-
PCB Terminal
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

€ 99.82

€ 1.996 Each (In a Tube of 50) (Exc. Vat)

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50

Available in multiples of 50
50€ 1.996
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Murata Power Solutions
-
Pulse Transformer
10mH
-
-
-
-
-
-
-
1:1
-
Surface
-
-
-
-
-
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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
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

€ 96.80

€ 1.936 Each (In a Tube of 50) (Exc. Vat)

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50

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50€ 1.936
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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

€ 2.36

€ 2.36 Each (Exc. Vat)

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1€ 2.36
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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

€ 3.69

€ 3.69 Each (Exc. Vat)

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1

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1€ 3.69
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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 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

€ 192.39

€ 6.413 Each (In a Box of 30) (Exc. Vat)

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30

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30€ 6.413
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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

€ 7.62

€ 7.62 Each (Exc. Vat)

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1

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1€ 7.62
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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

€ 3.81

€ 3.81 Each (Exc. Vat)

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1

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1€ 3.81
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
5.5mm
-
WE‑BMS
RoHS
7.6mm
-
9.5mm
-
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.: 245-8579Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 5.81

€ 5.81 Each (Exc. Vat)

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1

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1€ 5.81
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
4.75mm
-
WE‑BMS
RoHS
15.1mm
-
14.7mm
-
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

€ 2,365.55

€ 2.783 Each (On a Reel of 850) (Exc. Vat)

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850

Available in multiples of 850
850€ 2.783
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
3.45mm
-
WE‑BMS
RoHS
9.45mm
-
15.4mm
-
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

€ 2,728.55

€ 4.961 Each (On a Reel of 550) (Exc. Vat)

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550

Available in multiples of 550
550€ 4.961
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
3.45mm
-
WE‑BMS
RoHS
15.1mm
-
14.9mm
-
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

€ 1,926.92

€ 2.964 Each (On a Reel of 650) (Exc. Vat)

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650

Available in multiples of 650
650€ 2.964
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
5.5mm
-
WE‑BMS
RoHS
7.6mm
-
9.5mm
-
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

€ 3.81

€ 3.81 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 3.81
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
3.45mm
-
WE‑BMS
RoHS
9.45mm
-
15.4mm
-
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

€ 5.63

€ 5.63 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 5.63
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
3.45mm
-
WE‑BMS
RoHS
15.1mm
-
14.9mm
-
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

€ 2,069.10

€ 4.598 Each (On a Reel of 450) (Exc. Vat)

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450

Available in multiples of 450
450€ 4.598
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
4.75mm
-
WE‑BMS
RoHS
15.1mm
-
14.7mm
-
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

€ 677.60

€ 16.94 Each (In a Tray of 40) (Exc. Vat)

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40

Available in multiples of 40
40€ 16.94
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Wurth Elektronik
-
Telecom Transformer
350μH
450mΩ
-
-
-
-
-1.3dB
-
1:1
-
-
-
-
-
-
-
-
-40°C
-
125°C
-
-
WE‑BMS
RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
-
-
-
-
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

€ 20.45

€ 20.45 Each (Exc. Vat)

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1

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1€ 20.45
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Wurth Elektronik
-
Telecom Transformer
350μH
450mΩ
-
-
-
-
-1.3dB
-
1:1
-
-
-
-
-
-
-
-
-40°C
-
125°C
-
-
WE‑BMS
RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
-
-
-
-
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

€ 9.32

€ 9.32 Each (Exc. Vat)

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1€ 9.32
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OEP
-
Pulse Transformer
1.9h
32Ω
-
-
-
42Ω
1.1dB
-
1:1
-
Through Hole
-
1.6mH
-
-
-
-
-
-
-
18mm
4kHz
-
RoHS
14.5mm
-
18mm
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
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RS Stock No.: 173-6340Brand: SchaffnerManufacturers Part No.: IT245

€ 7.99

€ 7.99 Each (Exc. Vat)

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1€ 7.99
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Schaffner
-
Pulse Transformer
8mH
-
-
3A
-
-
-
-
1:1
-
Through Hole
-
-
-
-
-
-
-25°C
-
70°C
11.3mm
500kHz
IT
UL 94 V-0, VDE 110b
17.6mm
220g
16.7mm
-
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

€ 4.05

€ 4.05 Each (Exc. Vat)

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1€ 4.05
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Murata Power Solutions
-
-
2mH
1Ω
-
300mA
-
-
-
-
0.042361111
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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