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 (CAD) 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 14,036In Stock
Min.: 1
Mult.: 1
: 600

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 47nH DCR=.17Ohms 26,362In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Coupled Inductors 47uH Shld 20% 2.03A 174mOhms 1,479In Stock
Min.: 1
Mult.: 1
: 500

Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 4.2uH 500mA 800mOhm 1,314In Stock
1,200Expected 2026-07-21
Min.: 1
Mult.: 1
: 600

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 560nH DCR=.63Ohms 4,532In Stock
6,000Expected 2026-06-29
Min.: 1
Mult.: 1
: 2,000

Coilcraft Coupled Inductors LPD3015 Low Profile 20% 600mA 1.04Ohms 7,206In Stock
Min.: 1
Mult.: 1
: 1,000

Coilcraft Coupled Inductors 220uH Shld 10% 3.5A 287mOhms 1,393In Stock
Min.: 1
Mult.: 1
: 175

Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 35uH 500mA .075Ohms 1,622In Stock
Min.: 1
Mult.: 1
: 500

Coilcraft Common Mode Chokes / Filters For Data Line 1mH 900mA DCR= 0.21mOhms 1,672In Stock
Min.: 1
Mult.: 1
: 250

Coilcraft Coupled Inductors LPD5030 Low Profile 20% 67mOhms 2,837In Stock
Min.: 1
Mult.: 1
: 750

Coilcraft Coupled Inductors LPD5030 Low Profile 20% 806mOhms 2,154In Stock
Min.: 1
Mult.: 1
: 750

Coilcraft Coupled Inductors 220uH Shld 10% 1.05A 690mOhms AECQ2 1,292In Stock
Min.: 1
Mult.: 1
: 500

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 28nH DCR=.11Ohms 3,234In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 31nH DCR=.1Ohms 3,429In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 226nH DCR=.26Ohms 3,035In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 5.25Ohms 3,408In Stock
2,250Expected 2026-06-08
Min.: 1
Mult.: 1
: 750

Coilcraft Coupled Inductors 47uH Shld 20% 2.8A 115mOhms 1,208In Stock
Min.: 1
Mult.: 1
: 300

Coilcraft Coupled Inductors 2.5uH Shld 20% 3.06A 33mOhms AECQ2 1,086In Stock
Min.: 1
Mult.: 1
: 250

Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 5uH 500mA 200mOhms 5,194In Stock
Min.: 1
Mult.: 1
: 500

Coilcraft Common Mode Chokes / Filters For Data Line 0.07uH DCR=.2mOhms 500mA 1,065In Stock
Min.: 1
Mult.: 1
: 600

Coilcraft Coupled Inductors 10uH 20% 185mA 3.4ohms 5,764In Stock
Min.: 1
Mult.: 1
: 2,000

Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 395mOhms 3,154In Stock
Min.: 1
Mult.: 1
: 750

Coilcraft Coupled Inductors 33uH Shld 2.32A 134mOhms AECQ2 2,740In Stock
Min.: 1
Mult.: 1
: 500

Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 319nH DCR=.3Ohms 5,488In Stock
Min.: 1
Mult.: 1
: 2,000

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