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| PartNumber | NAU82011VG | NAU82011WG | NAU82011WG TR |
| Description | Audio Amp Speaker 1-CH Mono 3.1W Class-D 9-Pin WLCSP (Alt: NAU82011VG) | IC AMP AUDIO CLASS D 8MSOP | IC AMP AUDIO CLASS D 8MSOP |
| Manufacturer | Nuvoton Technology Corporation of America | Nuvoton Technology Corporation of America | Nuvoton Technology Corporation of America |
| Product Category | Linear - Amplifiers - Audio | Linear - Amplifiers - Audio | Linear - Amplifiers - Audio |
| Series | - | - | - |
| Type | Class D | Class D | Class D |
| Packaging | Tape & Reel (TR) | Tube Alternate Packaging | Tape & Reel (TR) Alternate Packaging |
| Package Case | 9-UFBGA, WLCSP | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Output Type | 1-Channel (Mono) | 1-Channel (Mono) | 1-Channel (Mono) |
| Features | Depop, Thermal Protection | Depop, Standby, Thermal Protection | Depop, Standby, Thermal Protection |
| Voltage Supply | 2.5 V ~ 5.5 V | 2.5 V ~ 5.5 V | 2.5 V ~ 5.5 V |
| Supplier Device Package | 9-WLCSP (1.17x11.19) | 8-MSOP | 8-MSOP |
| Max Output Power x Channels Load | 3.1W x 1 @ 4 Ohm | 2.9W x 1 @ 4 Ohm | 2.9W x 1 @ 4 Ohm |