TRACOPOWER 1.1 μH 3.24 A Common Mode Choke 15 mΩ

RS Stock No.:: 228-7839
Mfr. Part No.:: TCK-078
Brand:: TRACOPOWER

TRACOPOWER 1.1 μH 3.24 A Common Mode Choke 15 mΩ

Bulk discount available

Subtotal (1 tape of 10 units)*

£60.28

(exc. VAT)

£72.34

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

Plus 1 unit(s) shipping from 02 March 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Tape(s)	Per Tape	Per unit*
1 - 4	£60.28	£6.028
5 - 9	£58.47	£5.847
10 - 24	£56.66	£5.666
25 - 49	£54.25	£5.425
50 +	£51.83	£5.183

*price indicative

RS Stock No.:: 228-7839
Mfr. Part No.:: TCK-078
Brand:: TRACOPOWER

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	TRACOPOWER
	Inductance	1.1 μH
	Product Type	Common Mode Choke
	Maximum DC Current	3.24A
	Series	TCK
	Impedance	15mΩ
	Test Frequency	100 kHz
	Maximum Operating Temperature	125°C
	Minimum Operating Temperature	-40°C
	Automotive Standard	No
	Mount Type	Surface Mount
	Inductance Tolerance	±20 %
	Height	4.5mm
	Depth	5.2mm
	Standards/Approvals	No
	Maximum DC Resistance	15mΩ
	Length	5.8mm

	Select all
	Brand TRACOPOWER
	Inductance 1.1 μH
	Product Type Common Mode Choke
	Maximum DC Current 3.24A
	Series TCK
	Impedance 15mΩ
	Test Frequency 100 kHz
	Maximum Operating Temperature 125°C
	Minimum Operating Temperature -40°C
	Automotive Standard No
	Mount Type Surface Mount
	Inductance Tolerance ±20 %
	Height 4.5mm
	Depth 5.2mm
	Standards/Approvals No
	Maximum DC Resistance 15mΩ
	Length 5.8mm

RoHS Status: Exempt

COO (Country of Origin):: TW

TRACOPOWER TCK Series Common Mode Choke, 1.1 μH Inductance, 3.24A Maximum Current - TCK-078

This common mode choke is designed for efficient signal integrity in various electronic applications. With an inductance of 1.1 00B5 (μ) H, it features a compact design ideal for surface mounting. The dimensions of this inductor are 5.8mm in length and 4.5mm in height, making it suitable for limited spaces within both consumer and industrial devices.

Features & Benefits

• Low DC resistance ensures minimal power losses

• Maximum current rating of 3.24A for robust performance

• Wide operating temperature from -40°C to +125°C

• Excellent performance as a high frequency filter

• Impedance of 15mΩ maintains signal clarity

• Compact choke design optimises space in electronic layouts

Applications

• Used with switching power supplies to suppress electrical noise

• Ideal for in automation and process control

• Utilised in electronic circuits to enhance signal integrity

• Suitable for compact devices requiring surface mount inductors

What is the significance of the low DC resistance in this choke?

The low DC resistance of 15mΩ contributes to reduced energy loss, improving overall efficiency in applications where power conversion is critical.

How does the wide operating temperature range benefit my designs?

The ability to operate effectively between -40°C and +125°C allows for use in diverse environments, ensuring reliable performance under varying thermal conditions.

What challenges does this common mode choke address in electrical circuits?

This choke is specifically designed to filter out unwanted high-frequency noise, thereby improving the overall functionality and reliability of electrical circuits in demanding applications.