2-channel, 42W mono/stereo audio amplifier IC for surface mount applications. Features a 36dB voltage gain, 4 Ohm load impedance, and operates from a 10V to 18V single supply. Delivers 21W output power per channel with a quiescent current of 20mA. Offers excellent noise immunity with 70dB Common Mode Rejection Ratio and 90dB Power Supply Rejection Ratio. Encased in a 56-TQFN package with dimensions of 8.1mm x 8.1mm x 0.75mm, this lead-free, RoHS-compliant component operates within a temperature range of -40°C to 85°C.
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Maxim MAX9708ETN+D technical specifications.
| Common Mode Rejection Ratio | 70dB |
| Height | 0.75mm |
| Lead Free | Lead Free |
| Length | 8.1mm |
| Load Impedance | 4R |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Output Power | 42W |
| Max Power Dissipation | 3.81W |
| Max Supply Voltage | 18V |
| Min Supply Voltage | 10V |
| Mount | Surface Mount |
| Number of Channels | 2 |
| Output Power | 21W |
| Package Quantity | 37 |
| Packaging | Rail/Tube |
| Power Supply Rejection Ratio (PSRR) | 90dB |
| Quiescent Current | 20mA |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Series | MAX9708 |
| Supply Current | 20mA |
| Supply Type | Single |
| Termination | SMD/SMT |
| Voltage Gain | 36dB |
| Width | 8.1mm |
| RoHS | Compliant |
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