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 12,280In Stock
Cut Tape
$4.29
$3.59
$3.28
$2.57
Reel
$2.34
Min.: 1
Mult.: 1
: 600
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 273nH DCR=.37Ohms 3,996In Stock
14,000On Order
Cut Tape
$1.44
$1.23
$1.12
$0.871
Reel
$0.67
Min.: 1
Mult.: 1
: 2,000
Coilcraft Coupled Inductors 10uH Shld 20% 16.2A 18mOhms 1,107In Stock
Cut Tape
$5.16
$4.32
$3.94
$3.09
Reel
$3.00
Min.: 1
Mult.: 1
: 175
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 319nH DCR=.3Ohms 4,557In Stock
Cut Tape
$1.65
$1.40
$1.28
$0.998
Reel
$0.767
Min.: 1
Mult.: 1
: 2,000
Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 4.2uH 500mA 800mOhm 1,644In Stock
2,400Expected 10/12/2026
Cut Tape
$3.61
$3.07
$2.83
$2.11
Reel
$1.92
Min.: 1
Mult.: 1
: 600
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 226nH DCR=.26Ohms 3,645In Stock
Cut Tape
$1.65
$1.40
$1.28
$0.998
Reel
$0.767
Min.: 1
Mult.: 1
: 2,000
Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 5.25Ohms 4,421In Stock
Cut Tape
$3.22
$2.87
$2.83
$2.39
Reel
$2.39
Min.: 1
Mult.: 1
: 750
Coilcraft Coupled Inductors 47uH Shld 20% 2.8A 115mOhms 1,490In Stock
Cut Tape
$4.58
$3.82
$3.50
$2.74
Reel
$2.67
Min.: 1
Mult.: 1
: 300
Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 5uH 500mA 200mOhms 4,443In Stock
Cut Tape
$3.81
$3.24
$2.99
$2.22
Reel
$2.03
Min.: 1
Mult.: 1
: 500
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 23nH DCR=.12Ohms 7,650In Stock
Cut Tape
$1.47
$1.21
$0.876
Reel
$0.876
Min.: 1
Mult.: 1
: 2,000
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 47nH DCR=.17Ohms 4,119In Stock
68,000On Order
Cut Tape
$1.44
$1.23
$1.12
$0.871
Reel
$0.67
Min.: 1
Mult.: 1
: 2,000
Coilcraft Common Mode Chokes / Filters For Data Line 0.07uH DCR=.2mOhms 500mA 765In Stock
Cut Tape
$5.41
$4.52
$4.13
$3.54
Reel
$2.95
Min.: 1
Mult.: 1
: 600
Coilcraft Common Mode Chokes / Filters For Data Line 1mH 900mA DCR= 0.21mOhms 1,540In Stock
Cut Tape
$4.58
$3.82
$3.50
$2.74
Reel
$2.67
Min.: 1
Mult.: 1
: 250
Coilcraft Coupled Inductors 33uH Shld 2.32A 134mOhms AECQ2 2,376In Stock
Cut Tape
$3.74
$3.19
$2.94
$2.35
Reel
$2.00
Min.: 1
Mult.: 1
: 500
Coilcraft Coupled Inductors 220uH Shld 10% 3.5A 287mOhms 815In Stock
Cut Tape
$5.16
$4.32
$3.94
$3.09
Reel
$3.00
Min.: 1
Mult.: 1
: 175
Coilcraft Coupled Inductors 6.8uH Shld 20% 2.1A 70mOhms AECQ2 2,180In Stock
Cut Tape
$6.25
$5.07
Reel
$4.16
$2.50
$1.91
$1.85
Min.: 1
Mult.: 1
: 250
Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 395mOhms 3,115In Stock
Cut Tape
$3.22
$2.76
$2.54
$2.08
Reel
$1.77
$1.51
Min.: 1
Mult.: 1
: 750
Coilcraft Coupled Inductors LPD4012 Low Profile 30% 5.6A 42mOhms
899In Stock
Cut Tape
$5.20
$4.36
$3.98
$3.24
Reel
$2.74
Min.: 1
Mult.: 1
: 1,000
Coilcraft Coupled Inductors LPD4012 Low Profile 20% 290mA 4.76Ohms
901In Stock
Cut Tape
$2.05
$1.73
$1.60
$1.24
Reel
$1.02
Min.: 1
Mult.: 1
: 1,000
Coilcraft Coupled Inductors LPD4012 Low Profile 20% 370mA 3.23Ohms
562In Stock
Cut Tape
$2.07
$1.74
$1.61
$1.24
Reel
$1.02
Min.: 1
Mult.: 1
: 1,000
Coilcraft Coupled Inductors 10uH Shld 20% 2.1A 53mOhms 800In Stock
800Expected 11/20/2026
Cut Tape
$3.29
$2.81
$2.59
$1.92
Reel
$1.65
Min.: 1
Mult.: 1
: 800
Coilcraft Coupled Inductors 22uH Shld 20% 1.9A 98mOhms 726In Stock
Cut Tape
$3.29
$2.81
$2.59
$1.92
Reel
$1.65
Min.: 1
Mult.: 1
: 800
Coilcraft Coupled Inductors 220uH Shld 10% 1.02A 691mOhms 182In Stock
500Expected 12/21/2026
Cut Tape
$3.33
$2.83
$2.61
$1.95
Reel
$1.78
Min.: 1
Mult.: 1
: 500
Coilcraft Coupled Inductors 27uH Shld 20% 2.41A 124mOhms 253In Stock
Cut Tape
$3.33
$2.83
$2.61
$1.95
Reel
$1.78
Min.: 1
Mult.: 1
: 500
Coilcraft Coupled Inductors 33uH Shld 20% 2.32A 134mOhms 285In Stock
500Expected 10/5/2026
Cut Tape
$3.33
$2.83
$2.61
$1.95
Reel
$1.78
Min.: 1
Mult.: 1
: 500