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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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

€ 133.28

€ 2.666 Each (In a Tube of 50) (ex VAT)

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50

Available in multiples of 50
50€ 2.666
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Murata Power Solutions
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Pulse Transformer
10mH
-
-
-
-
-
-
-
1:1
-
Surface
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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.: 279-8050Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 3.26

€ 3.26 Each (ex VAT)

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1

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1€ 3.26
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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.: 279-8047Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JC

€ 133.28

€ 2.666 Each (In a Tube of 50) (ex VAT)

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50

Available in multiples of 50
50€ 2.666
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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.: 279-8048Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JC

€ 5.13

€ 5.13 Each (ex VAT)

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1

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1€ 5.13
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Murata Power Solutions
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Pulse Transformer
10mH
-
-
-
-
-
-
-
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
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

€ 264.54

€ 8.818 Each (In a Box of 30) (ex VAT)

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30

Available in multiples of 30
30€ 8.818
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Murata Power Solutions
-
Pulse Transformer
12mH
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-
-
-
-
-
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2:1:1
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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
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

€ 8.35

€ 8.35 Each (ex VAT)

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1

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1€ 8.35
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Murata Power Solutions
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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

€ 5.34

€ 5.34 Each (ex VAT)

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1

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1€ 5.34
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
5.5mm
WE‑BMS
RoHS
-
9.5mm
-
7.6 mm
-
-
-
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

€ 8.18

€ 8.18 Each (ex VAT)

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1

Available in multiples of 1
1€ 8.18
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
4.75mm
WE‑BMS
RoHS
-
14.7mm
-
15.1 mm
-
-
-
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

€ 2,864.92

€ 6.366 Each (On a Reel of 450) (ex VAT)

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450

Available in multiples of 450
450€ 6.366
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
4.75mm
WE‑BMS
RoHS
-
14.7mm
-
15.1 mm
-
-
-
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

€ 3,378.41

€ 3.975 Each (On a Reel of 850) (ex VAT)

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850

Available in multiples of 850
850€ 3.975
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
3.45mm
WE‑BMS
RoHS
-
15.4mm
-
9.45 mm
-
-
-
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

€ 3,671.74

€ 6.676 Each (On a Reel of 550) (ex VAT)

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550

Available in multiples of 550
550€ 6.676
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
3.45mm
WE‑BMS
RoHS
-
14.9mm
-
15.1 mm
-
-
-
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

€ 2,544.82

€ 3.915 Each (On a Reel of 650) (ex VAT)

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650

Available in multiples of 650
650€ 3.915
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
5.5mm
WE‑BMS
RoHS
-
9.5mm
-
7.6 mm
-
-
-
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

€ 5.34

€ 5.34 Each (ex VAT)

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1

Available in multiples of 1
1€ 5.34
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
3.45mm
WE‑BMS
RoHS
-
15.4mm
-
9.45 mm
-
-
-
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

€ 7.95

€ 7.95 Each (ex VAT)

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1

Available in multiples of 1
1€ 7.95
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Wurth Elektronik
-
Telecom Transformer
450μH
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-40°C
-
-
-
125°C
3.45mm
WE‑BMS
RoHS
-
14.9mm
-
15.1 mm
-
-
-
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

€ 922.01

€ 23.05 Each (In a Tray of 40) (ex VAT)

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40

Available in multiples of 40
40€ 23.05
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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

€ 22.84

€ 22.84 Each (ex VAT)

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1

Available in multiples of 1
1€ 22.84
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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

€ 13.11

€ 13.11 Each (ex VAT)

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1

Available in multiples of 1
1€ 13.11
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OEP
-
Pulse Transformer
1.9h
32Ω
-
-
42Ω
-
1.1dB
-
1:1
-
Through Hole
1.6mH
-
-
-
-
-
-
-
-
18mm
-
RoHS
4kHz
18mm
-
14.5 mm
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

€ 11.28

€ 11.28 Each (ex VAT)

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1

Available in multiples of 1
1€ 11.28
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Schaffner
-
Pulse Transformer
8mH
-
-
3A
-
-
-
-
1:1
-
Through Hole
-
-
-
-
-25°C
-
-
-
70°C
11.3mm
IT
UL 94 V-0, VDE 110b
500kHz
16.7mm
220g
17.6 mm
-
-
-
8kV
-
-
Murata Power Solutions Through Hole Pulse Transformer 0.0423611111 Turns Ratio, 2 mH Prim. Inductance, 1Ω Prim.
Murata Power Solutions Through Hole Pulse Transformer 0.0423611111 Turns Ratio, 2 mH Prim. Inductance, 1Ω Prim.
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RS Stock No.: 544-2471Brand: Murata Power SolutionsManufacturers Part No.: 78250C

€ 4.53

€ 4.53 Each (ex VAT)

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1

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1€ 4.53
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Murata Power Solutions
-
Pulse Transformer
2mH
1Ω
-
300mA
1Ω
-
-
-
0.0423611111
-
Through Hole
3μH
-
-
-
-40°C
6
-
-
85°C
-
78250
RoHS, UL
-
9mm
1g
10.19 mm
-
-
-
4kVrms
Pin
-
OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 4.15 h Prim. Inductance, 65Ω Prim. Resistance
OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 4.15 h Prim. Inductance, 65Ω Prim. Resistance
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RS Stock No.: 210-6223Brand: OEPManufacturers Part No.: OEP1200

€ 5.69

€ 5.69 Each (ex VAT)

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1

Available in multiples of 1
1€ 5.69
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OEP
-
Pulse Transformer
4.15h
65Ω
-
-
65Ω
-
1.3dB
-
1:1
-
Through Hole
20mH
-
-
-
0°C
-
-
-
70°C
12.5mm
-
BS6305, BABT CR/0126, EN41003, EN60950
4kHz
18mm
-
18 mm
300Hz
-
-
5kV
-
-

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