Audio Line Noise Suppression for Home Audio

Digital amplifiers are becoming more popular for home audio applications and have improved in terms of audio quality. But because of the switching noise that occurs in digital amplifiers, noise that exceeds EMC standards can be emitted into the space around the cable connected to the speaker. Noise suppression via capacitors and inductors is typically implemented to solve this noise problem. But Murata has developed noise filters for audio lines that suppress unwanted noise while maintaining audio quality. Here is an overview of noise problems in home audio and their solutions.

結果: 36
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Murata Electronics 鐵氧體磁珠 100 OHM 5.2A 23,742庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 100 Ohms 5.2 A 25 % 18 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm AEC-Q200 Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 9,900庫存量
最少: 1
倍數: 1
: 15,000

NFZ Ferrite Chip Beads SMD/SMT 0201 (0603 metric) 670 Ohms 250 mA 25 % 880 mOhms - 55 C + 125 C 0.6 mm 0.3 mm 0.3 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 1,249庫存量
最少: 1
倍數: 1
: 4,000

NFZ EMI Filters SMD/SMT 0603 (1608 metric) 250 Ohms 1.1 A 25 % 190 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 900 OHM 2.55A 11,105庫存量
最少: 1
倍數: 1
: 2,000

NFZ EMI Filters SMD/SMT 1210 (3225 metric) 900 Ohms 2.05 A 30 % 45 mOhms - 40 C + 125 C 3.2 mm 2.5 mm 1.55 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 300 OHM 53,917庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 300 Ohms 3.1 A 25 % 30 mOhms - 40 C + 85 C 2 mm 1.6 mm 0.9 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 EMI Filter SMD NONAUTO 8,996庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 130 Ohms 1.5 A 25 % 144 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 100 OHM 4.0A 18,929庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 100 Ohms 4 A 25 % 18 mOhms - 40 C + 85 C 2 mm 1.6 mm 0.9 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 12,454庫存量
15,000預期2026/11/20
最少: 1
倍數: 1
: 15,000

NFZ Ferrite Chip Beads SMD/SMT 0201 (0603 metric) 330 Ohms 305 mA 25 % 600 mOhms - 55 C + 125 C 0.6 mm 0.3 mm 0.3 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 9,940庫存量
最少: 1
倍數: 1
最大: 30,000
: 10,000

NFZ EMI Filters SMD/SMT 100 Ohms 1.1 A 25 % 100 mOhms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 6,198庫存量
最少: 1
倍數: 1
: 10,000

NFZ EMI Filters Reel, Cut Tape
Murata Electronics 鐵氧體磁珠 10,746庫存量
最少: 1
倍數: 1
: 10,000

NFZ EMI Filters SMD/SMT 2.6 kOhms 350 mA 25 % 1 Ohms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 330 OHM 650MA 12,884庫存量
最少: 1
倍數: 1
: 10,000

NFZ EMI Filters SMD/SMT 330 Ohms 650 mA 25 % 300 mOhms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 4600 OHM 900MHZ 0.27A 12,892庫存量
最少: 1
倍數: 1
: 10,000

NFZ EMI Filters SMD/SMT 4.6 kOhms 270 mA 25 % 1.65 Ohms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 3,780庫存量
10,000預期2026/12/4
最少: 1
倍數: 1
: 10,000

NFZ EMI Filters SMD/SMT 770 Ohms 500 mA 25 % 500 mOhms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape
Murata Electronics 鐵氧體磁珠 1,182庫存量
最少: 1
倍數: 1
: 4,000

NFZ EMI Filters SMD/SMT 0603 (1608 metric) 250 Ohms 1.1 A 25 % 190 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 914庫存量
最少: 1
倍數: 1
: 4,000

NFZ EMI Filters SMD/SMT 0603 (1608 metric) 500 Ohms 950 mA 25 % 250 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 8,065庫存量
最少: 1
倍數: 1
: 4,000

NFZ EMI Filters SMD/SMT 0603 (1608 metric) 500 Ohms 950 mA 25 % 250 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 25庫存量
4,000預期2026/12/14
最少: 1
倍數: 1
: 4,000

NFZ EMI Filters SMD/SMT 0603 (1608 metric) 700 Ohms 800 mA 25 % 290 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 1K OHM 2.5A 1,630庫存量
3,000預期2026/9/23
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 1 kOhms 2.5 A 25 % 46 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm AEC-Q200 Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 EMI Filter SMD NONAUTO 2,731庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 15 Ohms 4.4 A 25 % 23 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 EMI Filter SMD 180ohm INFOTMT 2,850庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 180 Ohms 4 A 25 % 22 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm AEC-Q200 Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 EMI Filter SMD NONAUTO 1,067庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 30 Ohms 3.7 A 25 % 33 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 EMI Filter SMD 300ohm INFOTMT 3,363庫存量
3,000預期2026/11/9
最少: 1
倍數: 1
最大: 3,000
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 300 Ohms 3.8 A 25 % 26 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm AEC-Q200 Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 500 OHM 3.2A 5,822庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 500 Ohms 3.2 A 25 % 32 mOhms - 55 C + 125 C 2 mm 1.6 mm 1.2 mm AEC-Q200 Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 2,740庫存量
最少: 1
倍數: 1
: 3,000

NFZ EMI Filters SMD/SMT 0806 (2016 metric) 180 Ohms 3.4 A 25 % 25 mOhms - 40 C + 85 C 2 mm 1.6 mm 0.9 mm Reel, Cut Tape, MouseReel