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Products in the audio amplifier integrated circuit (IC) family are designed specifically for replicating signal-level audio content at increased power levels sufficient to drive headphones, speakers, or similar transducers. Features such as mute inputs, volume controls, and anti-transient (depop) functions distinguish them from general purpose amplifiers. Audio amplifier classes of all types are included such as devices based on Class A, Class D, Class G topologies and others, as well as devices that integrate additional functionality such as analog-to-digital conversion in addition to the amplification function.
| Select products | Mfr | Description | Package | Supplier Device Package | Mounting Type | Series | Operating Temperature |
|---|---|---|---|---|---|---|---|
| ams-OSRAM USA INC. | IC HEADPHONE NOISE-CANCEL 20-QFN | Tape & Reel (TR) | - | - | * | - | |
![]() AS3420-EQFP-500 $4.46 | ams-OSRAM USA INC. | IC HEADPHONE NOISE-CANCEL 20-QFN | Tape & Reel (TR),Cut Tape (CT) | - | - | * | - |
| ams-OSRAM USA INC. | IC AMP CLASS AB STEREO 24QFN | Tape & Reel (TR) | 24-QFN (4x4) | Surface Mount | - | -20°C ~ 85°C (TA) | |
| ams-OSRAM USA INC. | IC AMP CLASS AB STEREO 24QFN | Tape & Reel (TR) | 24-QFN (4x4) | Surface Mount | - | -20°C ~ 85°C (TA) | |
![]() AS3421-EQFP-500 $5.12 | ams-OSRAM USA INC. | IC AMP CLASS AB STEREO 24QFN | Tape & Reel (TR),Cut Tape (CT) | 24-QFN (4x4) | Surface Mount | - | -20°C ~ 85°C (TA) |
![]() AS3422 $2.88 | ams-OSRAM USA INC. | IC AMP CLASS AB STEREO 32QFN | Tape & Reel (TR) | 32-QFN (5x5) | Surface Mount | - | -20°C ~ 85°C (TA) |
| ams-OSRAM USA INC. | IC AMP CLASS AB STEREO 32QFN | Tape & Reel (TR) | 32-QFN (5x5) | Surface Mount | - | -20°C ~ 85°C (TA) | |
| ams-OSRAM USA INC. | IC AMP CLASS AB STEREO 32QFN | Tape & Reel (TR),Cut Tape (CT) | 32-QFN (5x5) | Surface Mount | - | -20°C ~ 85°C (TA) |