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
$3.30
$2.76
$2.52
$1.98
Reel
$1.80
Min.: 1
Mult.: 1
: 600
Coilcraft Coupled Inductors 10uH Shld 20% 16.2A 18mOhms 1,107In Stock
Cut Tape
$3.97
$3.33
$3.04
$2.38
Reel
$2.31
Min.: 1
Mult.: 1
: 175
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 226nH DCR=.26Ohms 3,645In Stock
Cut Tape
$1.27
$1.08
$0.984
$0.768
Reel
$0.59
Min.: 1
Mult.: 1
: 2,000
Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 5.25Ohms 4,421In Stock
Cut Tape
$2.48
$2.21
$2.17
$1.84
Reel
$1.84
Min.: 1
Mult.: 1
: 750
Coilcraft Coupled Inductors 47uH Shld 20% 2.8A 115mOhms 1,490In Stock
Cut Tape
$3.52
$2.94
$2.69
$2.11
Reel
$2.05
Min.: 1
Mult.: 1
: 300
Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 5uH 500mA 200mOhms 4,443In Stock
Cut Tape
$2.93
$2.49
$2.30
$1.71
Reel
$1.56
Min.: 1
Mult.: 1
: 500
Coilcraft Coupled Inductors 33uH Shld 2.32A 134mOhms AECQ2 2,376In Stock
Cut Tape
$2.88
$2.45
$2.26
$1.81
Reel
$1.54
Min.: 1
Mult.: 1
: 500
Coilcraft Coupled Inductors 220uH Shld 10% 3.5A 287mOhms 815In Stock
Cut Tape
$3.97
$3.33
$3.04
$2.38
Reel
$2.31
Min.: 1
Mult.: 1
: 175
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 23nH DCR=.12Ohms 7,650In Stock
Cut Tape
$1.13
$0.934
$0.928
$0.675
Reel
$0.675
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
$1.11
$0.944
$0.858
$0.67
Reel
$0.515
Min.: 1
Mult.: 1
: 2,000
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 319nH DCR=.3Ohms 4,557In Stock
Cut Tape
$1.27
$1.08
$0.984
$0.768
Reel
$0.59
Min.: 1
Mult.: 1
: 2,000
Coilcraft Common Mode Chokes / Filters For NoiseAttenuation 4.2uH 500mA 800mOhm 1,644In Stock
2,400Expected 2026/10/12
Cut Tape
$2.78
$2.36
$2.17
$1.62
Reel
$1.48
Min.: 1
Mult.: 1
: 600
Coilcraft Common Mode Chokes / Filters For Data Line 0.07uH DCR=.2mOhms 500mA 765In Stock
Cut Tape
$4.16
$3.48
$3.17
$2.72
Reel
$2.27
Min.: 1
Mult.: 1
: 600
Coilcraft Common Mode Chokes / Filters For Data Line 1mH 900mA DCR= 0.21mOhms 1,540In Stock
Cut Tape
$3.52
$2.94
$2.69
$2.11
Reel
$2.05
Min.: 1
Mult.: 1
: 250
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 273nH DCR=.37Ohms 3,996In Stock
14,000On Order
Cut Tape
$1.11
$0.944
$0.858
$0.67
Reel
$0.515
Min.: 1
Mult.: 1
: 2,000
Coilcraft Coupled Inductors LPD4012 Low Profile 30% 5.6A 42mOhms
899In Stock
Cut Tape
$4.00
$3.35
$3.06
$2.49
Reel
$2.11
Min.: 1
Mult.: 1
: 1,000
Coilcraft Coupled Inductors 6.8uH Shld 20% 2.1A 70mOhms AECQ2 2,180In Stock
Cut Tape
$4.81
$3.90
Reel
$3.20
$1.92
$1.47
$1.42
Min.: 1
Mult.: 1
: 250
Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 395mOhms 3,115In Stock
Cut Tape
$2.48
$2.12
$1.95
$1.60
Reel
$1.36
$1.16
Min.: 1
Mult.: 1
: 750
Coilcraft Common Mode Chokes / Filters For Hi Speed Signal 14nH DCR=.11Ohms 1,468In Stock
Cut Tape
$1.05
$0.89
$0.808
$0.632
Reel
$0.485
Min.: 1
Mult.: 1
: 2,000
Coilcraft Coupled Inductors LPD5030 Low Profile 20% 42mOhms 442In Stock
750Expected 2026/10/09
Cut Tape
$1.76
$1.49
$1.37
$1.06
Reel
$0.878
Min.: 1
Mult.: 1
: 750
Coilcraft Coupled Inductors LPD5030 Low Profile 20% 125mOhms 621In Stock
Cut Tape
$1.77
$1.50
$1.38
$1.07
Reel
$0.879
Min.: 1
Mult.: 1
: 750
Coilcraft Coupled Inductors LPD5030V Mini Hi Iso 20% 322mOhms 355In Stock
Cut Tape
$2.36
$2.21
$2.07
$1.84
Reel
$1.35
Min.: 1
Mult.: 1
: 750
Coilcraft Coupled Inductors 100uH Shld 20% 1.2A 387mOhms 623In Stock
Cut Tape
$2.42
$2.07
$1.90
$1.42
Reel
$1.15
Min.: 1
Mult.: 1
: 800
Coilcraft Coupled Inductors 100uH Shld 20% 1.5A 322mOhms 633In Stock
500Expected 2026/10/01
Cut Tape
$2.56
$2.17
$2.01
$1.50
Reel
$1.37
Min.: 1
Mult.: 1
: 500
Coilcraft Coupled Inductors 270uH Shld 10% 950mA 806mOhms 160In Stock
Cut Tape
$2.56
$2.17
$2.01
$1.50
Reel
$1.37
Min.: 1
Mult.: 1
: 500