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| PartNumber | MAX4409ETP+T | MAX4409ETP+ | MAX4409EUD+ |
| Description | Audio Amplifiers 80mW DirectDrive Stereo Headphone Amp | Audio Amplifiers 80mW DirectDrive Stereo Headphone Amp | Audio Amplifiers 80mW, DirectDrive, Stereo Headphone Amplifier with Common-Mode Sense |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Audio Amplifiers | Audio Amplifiers | Audio Amplifiers |
| RoHS | Y | Y | - |
| Series | MAX4409 | MAX4409 | MAX4409 |
| Product | Headphone Amplifiers | Headphone Amplifiers | Headphone Amplifiers |
| Output Power | 80 mW | 80 mW | 80 mW |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-EP-20 | TQFN-EP-20 | - |
| THD plus Noise | 0.002 % at 32 Ohms | 0.002 % | 0.002 % at 32 Ohms |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Tube | - |
| Input Type | Differential | Differential | Differential |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| CMRR Common Mode Rejection Ratio | 96 dB | 96 dB | 96 dB |
| Ib Input Bias Current | - 700 nA | - 700 nA | - 700 nA |
| Operating Supply Current | 5 mA | 5 mA | 5 mA |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Pd Power Dissipation | 2051 mW | 2051 mW | 2051 mW |
| Product Type | Audio Amplifiers | Audio Amplifiers | Audio Amplifiers |
| Factory Pack Quantity | 2500 | 75 | - |
| Subcategory | Audio ICs | Audio ICs | Audio ICs |
| Vos Input Offset Voltage | 0.5 mV | 0.5 mV | 0.5 mV |
| Part # Aliases | MAX4409 | MAX4409 | MAX4409 |