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

€ 373.89

€ 373.89 1 Bag of 50 (Exc. Vat)

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1

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1€ 373.89
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TE Connectivity
330mH
Pulse Transformer
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-
-
0.25A
-
-
-
2:1:1
-
PCB
-
-
-
-
-
-
-25°C
-
75°C
-
17mm
500kHz
16.7mm
-
RoHS
IT
6g
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
10mH
Pulse Transformer
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-
1:1
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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

€ 3.75

€ 3.75 Each (Exc. Vat)

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1€ 3.75
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Murata Power Solutions
10mH
Pulse Transformer
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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
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

€ 2.42

€ 2.42 Each (Exc. Vat)

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1€ 2.42
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Murata Power Solutions
10mH
Pulse Transformer
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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
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

Available in multiples of 50
50€ 1.936
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Murata Power Solutions
10mH
Pulse Transformer
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-
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-
1:1
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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

€ 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
12mH
Pulse Transformer
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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

€ 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
12mH
Pulse Transformer
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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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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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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
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
15.4mm
-
9.45mm
3.45mm
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
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RS Stock No.: 245-8581Brand: Wurth ElektronikManufacturers Part No.: 74942301

€ 2,761.82

€ 5.022 Each (On a Reel of 550) (Exc. Vat)

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550

Available in multiples of 550
550€ 5.022
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Wurth Elektronik
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
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-
-
-
-
-
-40°C
-
125°C
-
14.9mm
-
15.1mm
3.45mm
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.: 245-8573Brand: 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
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
9.5mm
-
7.6mm
5.5mm
RoHS
WE‑BMS
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-
-
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

€ 3.87

€ 3.87 Each (Exc. Vat)

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1

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1€ 3.87
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Wurth Elektronik
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
15.4mm
-
9.45mm
3.45mm
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

€ 5.81

€ 5.81 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 5.81
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Wurth Elektronik
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
14.9mm
-
15.1mm
3.45mm
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.: 245-8578Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 2,096.32

€ 4.658 Each (On a Reel of 450) (Exc. Vat)

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450

Available in multiples of 450
450€ 4.658
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Wurth Elektronik
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
14.7mm
-
15.1mm
4.75mm
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.: 245-8575Brand: Wurth ElektronikManufacturers Part No.: 74941300

€ 3.87

€ 3.87 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 3.87
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Wurth Elektronik
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
9.5mm
-
7.6mm
5.5mm
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.: 245-8579Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 5.93

€ 5.93 Each (Exc. Vat)

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1

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1€ 5.93
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Wurth Elektronik
450μH
Telecom Transformer
-
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
14.7mm
-
15.1mm
4.75mm
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

€ 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
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
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

€ 20.57

€ 20.57 Each (Exc. Vat)

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1

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1€ 20.57
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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
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

€ 9.56

€ 9.56 Each (Exc. Vat)

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1€ 9.56
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OEP
1.9h
Pulse Transformer
-
32Ω
-
-
-
42Ω
1.1dB
1:1
-
Through Hole
-
1.6mH
-
-
-
-
-
-
-
-
18mm
4kHz
14.5mm
18mm
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
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RS Stock No.: 173-6340Brand: SchaffnerManufacturers Part No.: IT245

€ 8.23

€ 8.23 Each (Exc. Vat)

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1€ 8.23
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Schaffner
8mH
Pulse Transformer
-
-
-
3A
-
-
-
1:1
-
Through Hole
-
-
-
-
-
-
-25°C
-
70°C
-
16.7mm
500kHz
17.6mm
11.3mm
UL 94 V-0, VDE 110b
IT
220g
-
-
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

€ 4.05

€ 4.05 Each (Exc. Vat)

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1€ 4.05
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Murata Power Solutions
2mH
Pulse Transformer
-
1Ω
-
300mA
-
1Ω
-
0.0423611111
-
Through Hole
-
3μH
-
-
-
-
-40°C
6
85°C
-
9mm
-
10.19mm
-
RoHS, UL
78250
1g
-
-
4kVrms
-
Pin
-

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