|
Audio Filtering EMI Solutions - CMD |
 |
|
CMD offers a variety of audio filtering solutions designed specifically for this application. These filters are available as L-C or R-C networks and packaged in TDFN and CSP packages.
L-C FiltersTDFN Packages Part Number | Description | Arch. | Comp. Values | Pitch / Height | Cut-Off Freq. | Insertion Loss (typ.) | IEC Contact (kV) | | 2 Channel Headset Speaker Audio Filter in 8-lead TDFN package | LC, 3-pole | 100pF-3nH - 100pF | 0.50mm / 0.75mm | 31MHz (-3dB) | >40dB of attenuation at 1GHz | ±8 |
UDFN Packages
Part Number | Description | Arch. | Comp. Values | Pitch / Height | Cut-Off Freq. | Insertion Loss (typ.) | IEC Contact (kV) | | 2 Channel Headset Speaker Audio Filter in 8-lead UDFN package | LC, 3-pole | 100pF-3nH-100pF | 0.50mm / 0.5mm | 31MHz (-3dB) | >40dB of attenuation at 1GHz | ±8 |
Chip Scale Packages Part Number | Description | Arch. | Comp. Values | Pitch / Height | Cut-Off Freq. | Insertion Loss (typ.) | IEC Contact (kV) | | 2 Channel High Performance Audio Filter, 6-bump WLCSP | LC, 3-pole | 117pF-3nH - 117pF | 0.50mm / 0.64mm | 22MHz (-3dB) | >35dB of attenuation at 1GHz | ±30 | | 2 Channel High Performance Audio Filter, 5-bump WLCSP | LC, 3-pole | 117pF-3nH - 117pF | 0.50mm / 0.64mm | 22MHz (-3dB) | >30dB of attenuation at 1GHz | ±30 | R-C FiltersTDFN Packages Part Number | Description | Arch. | Comp. Values | Pitch / Height | Cut-Off Freq. | Insertion Loss (typ.) | IEC Contact (kV) | | 2 Channel Headset Speaker Audio Filter in 8-lead TDFN package | C-R-C | 100pF-10Ω - 100pF | 0.50mm / 0.75mm | 31MHz | >40dB of attenuation at 1GHz | ±8 | | 2 Channel Headset Microphone Audio Filter in 8-lead TDFN package | C-R-C | 47pF-68Ω - 47pF | 0.50mm / 0.75mm | 60MHz | >40dB of attenuation at 1GHz | ±8 |
UDFN Packages Part Number | Description | Arch. | Comp. Values | Pitch / Height | Cut-Off Freq. | Insertion Loss (typ.) | IEC Contact (kV) | | 2 Channel Headset Speaker Audio Filter in 8-lead uDFN package | C-R-C | 100pF-10Ω - 100pF | 0.50mm / 0.5mm | 31MHz | >40dB of attenuation at 1GHz | ±8 | | 2 Channel Headset Microphone Audio Filter in 8-lead uDFN package | C-R-C | 47pF-68Ω - 47pF | 0.50mm / 0.5mm | 60MHz | >40dB of attenuation at 1GHz | ±8 |
Chip Scale Packages
Part Number | Description | Arch. | Comp. Values | Pitch / Height | Cut-Off Freq. | Insertion Loss (typ.) | IEC Contact (kV) | | 4 Channel Headset Audio Filter Array with ESD Protection + 1 Channel ESD Array in 11-bump WLCSP | C-R-C | F1: 47pF-100Ω -47pF,
F2: 47pF-68Ω - 47pF,
F3: 47pF-100Ω -47pF | 0.50mm / 0.64mm | F1: 53MHz, F2: 61MHz, F3: 33MHz | >30dB of attenuation at 1GHz | ±8 | | 2 Channel Headset Speaker EMI Filter in 5-bump WLCSP | C-R-C | 100pF-10Ω - 100pF | 0.50mm / 0.64mm | 31MHz | >40dB of attenuation at 1GHz | ±8 | | 2 Channel Headset Audio EMI Filter in 5-bump WLCSP | C-R-C | 47pF-68Ω - 47pF | 0.50mm / 0.64mm | 60MHz | >40dB of attenuation at 1GHz | ±8 | | 2 Channel Headset Audio EMI Filter in 5-bump WLCSP | C-R-C | F1: 100pF-10Ω - 100pF
F2: 47pF-68Ω - 47pF | 0.50mm / 0.64mm | F1: 33MHz, F2: 61MHz | >35dB of attenuation at 800MHz to 3GHz | ±8 | | 3 Channel Headset Audio EMI Filter in 5-bump WLCSP | C-R-C | F1, F2: 100pF-10Ω - 100pF
F3: 47pF-68Ω - 47pF | 0.50mm / 0.64mm | F1, F2: 34MHz, F3: 63MHz | >30dB of attenuation at 800MHz to 3GHz | ±8 | | 2 Channel Headset Speaker Audio EMI Filter in 5-bump WLCSP | C-R-C | F1, F2: 117pF-2Ω - 117pF | 0.50mm / 0.64mm | F1, F2: 21MHz | >30dB of attenuation at 1GHz | ±30 |
|
Produkte 
