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1 pcs
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1 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The Texas Instruments TPA3122D2 is an efficient Class-D audio power amplifier capable of delivering 15W per channel into stereo speakers or 30W in mono bridge mode. It operates over a wide supply voltage range of 10V to 30V and supports speaker loads as low as 4 ohms. The amplifier features single-ended analog inputs and four selectable fixed gain settings (20, 26, 32, and 36 dB), controlled via hardware pins.
Designed for high efficiency, the TPA3122D2 often eliminates the need for an external heatsink during music playback. It includes integrated thermal and short-circuit protection with an auto-recovery feature, enhancing reliability. The device is housed in a 20-pin PDIP package.
Key applications for the TPA3122D2 include televisions and other audio systems requiring compact, efficient amplification. Its robust protection features and wide operating voltage make it suitable for various consumer electronics designs.
| Qty | Low | High |
|---|---|---|
| 1+ | $1.39 | $1.39 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The TPA3122D2 can deliver 15W per channel into a 4-ohm load from a 17V supply, or 15W per channel into an 8-ohm load from a 28V supply. It can also operate in mono mode to provide 30W.
The TPA3122D2 operates from a power stage supply voltage range of 10V to 30V and an analog supply voltage range of 10V to 30V.
The TPA3122D2 supports a minimum load impedance of 4 ohms.
The TPA3122D2 offers four selectable fixed gain settings: 20 dB, 26 dB, 32 dB, and 36 dB.
The TPA3122D2 uses analog audio input.
The TPA3122D2 has an operating temperature range of -40°C to 85°C.
The TPA3122D2 is supplied in a 20-pin PDIP (N) package.