# Common Mode Choke, 980 mA, 277 µH, Radial

![Product image](https://novapart.co/image/farnell:3795911/)

**URL**: https://novapart.co/products/TCK-128/common-mode-choke-980-ma-277-h-radial
**SKU**: TCK-128
**Manufacturer**: TRACO POWER
**Category**: Passive Components || EMC / RFI Suppression || Common Mode Chokes / Filters || Radial Leaded Common Mode Chokes / Filters
**Price**: €4.1100
**Stock**: 10+
**Lead Time**: 162 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| Inductance | 277µH |
| Product Range | TCK Series |
| Dc Current Rating | 980mA |
| Dc Resistance Max | 0.059ohm |
| Operating Temperature Max | 105°C |
| Operating Temperature Min | -40°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3795911/)

**TCK-128** 

## **Common Mode Choke** 

|**Order Code**|**TCK-128**|
|---|---|
|**Inductance**(each winding)|277 µH ±25%(at 10 kHz / 50 mV)|
|**Impedance**(DCR)|59 mΩ max.|
|**Rated Current**|0.98 A max.|
|**Rated Voltage**|500 VDC max.(between windings)|
|**Operating Temperature**|-40°C to +105°C|



## **Impedance Curve** 

## **Outline Dimensions** 

|44|Dimensions [mm]<br>A<br>7.5 max.|Dimensions [mm]<br>A<br>7.5 max.||
|---|---|---|---|
|B<br>8.5 max.<br>4<br>~~3~~<br>~~F~~||||
|1<br>2<br>1<br>:|C<br>D|10.5 max.<br>3.5 ±1.0||
||E|5.08 ±0.5||
|D|F|2.54 ±0.3||
|1<br>=:|G|ø 0.6 ±0.1||



©   Copyright 2020 Traco Electronic AG 

Specifications can be changed without notice. 

Rev. April 27, 2020 **Page 1 / 1** 

www.tracopower.com 



## Links

- [View this product on Novapart](https://novapart.co/products/TCK-128/common-mode-choke-980-ma-277-h-radial)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/tracopower/tck-128/common-mode-choke-277uh-0-98a/dp/3795911)
---

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