EMI/RFI Chokes

Coilcraft EMI/RFI Chokes help ensure reliable high-speed data interface communication that is free of disruptive EMI. These EMI/RFI Chokes are effective and widely used interface circuit components for meeting the variety of signal size, thermal variation, and spectral density requirements in high-speed communications. Coilcraft common mode chokes help maintain the integrity of high-speed communications and may be necessary for FCC and international regulatory standards conformance.

Types of Passive Components

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Results: 386
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 11.5uH 500mA 850mOh 12,380In Stock
Min.: 1
Mult.: 1
: 600

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 273nH DCR=.37Ohms 3,996In Stock
14,000On Order
Min.: 1
Mult.: 1
: 2,000

Coilcraft Coupled Inductors 10uH Shld 20% 16.2A 18mOhms 1,107In Stock
Min.: 1
Mult.: 1
: 175

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 319nH DCR=.3Ohms 4,557In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 4.2uH 500mA 800mOhm 1,694In Stock
2,400Expected 12/10/2026
Min.: 1
Mult.: 1
: 600

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 226nH DCR=.26Ohms 3,645In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 5.25Ohms 4,421In Stock
Min.: 1
Mult.: 1
: 750

Coilcraft Coupled Inductors 47uH Shld 20% 2.8A 115mOhms 1,490In Stock
Min.: 1
Mult.: 1
: 300

Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 5uH 500mA 200mOhms 4,443In Stock
Min.: 1
Mult.: 1
: 500

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 23nH DCR=.12Ohms 7,650In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 47nH DCR=.17Ohms 4,914In Stock
68,000On Order
Min.: 1
Mult.: 1
: 2,000

Coilcraft Common Mode Chokes / Filters For Data Line 0.07uH DCR=.2mOhms 500mA 765In Stock
Min.: 1
Mult.: 1
: 600

Coilcraft Common Mode Chokes / Filters For Data Line 1mH 900mA DCR= 0.21mOhms 1,540In Stock
Min.: 1
Mult.: 1
: 250

Coilcraft Coupled Inductors LPD5030 Low Profile 20% 67mOhms 1,175In Stock
Min.: 1
Mult.: 1
: 750

Coilcraft Coupled Inductors 33uH Shld 2.32A 134mOhms AECQ2 2,376In Stock
Min.: 1
Mult.: 1
: 500

Coilcraft Coupled Inductors 220uH Shld 10% 3.5A 287mOhms 815In Stock
Min.: 1
Mult.: 1
: 175

Coilcraft Coupled Inductors 6.8uH Shld 20% 2.1A 70mOhms AECQ2 2,188In Stock
Min.: 1
Mult.: 1
: 250

Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 395mOhms 3,115In Stock
Min.: 1
Mult.: 1
: 750

Coilcraft Coupled Inductors LPD4012 Low Profile 30% 5.6A 42mOhms
899In Stock
Min.: 1
Mult.: 1
: 1,000

Coilcraft Coupled Inductors LPD4012 Low Profile 20% 290mA 4.76Ohms
901In Stock
Min.: 1
Mult.: 1
: 1,000

Coilcraft Coupled Inductors LPD4012 Low Profile 20% 370mA 3.23Ohms
562In Stock
Min.: 1
Mult.: 1
: 1,000

Coilcraft Coupled Inductors 10uH Shld 20% 2.1A 53mOhms 800In Stock
800Expected 20/11/2026
Min.: 1
Mult.: 1
: 800

Coilcraft Coupled Inductors 22uH Shld 20% 1.9A 98mOhms 726In Stock
Min.: 1
Mult.: 1
: 800

Coilcraft Coupled Inductors 220uH Shld 10% 1.02A 691mOhms 182In Stock
500Expected 21/12/2026
Min.: 1
Mult.: 1
: 500

Coilcraft Coupled Inductors 27uH Shld 20% 2.41A 124mOhms 253In Stock
Min.: 1
Mult.: 1
: 500