| Part Number | LM4946TM/NOPB | LM4941TM/NOPB |
|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments |
| Category | Linear - Amplifiers - Audio | Linear - Amplifiers - Audio |
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| Product Status | Active | Active |
| Type | Class D | Class AB |
| Output Type | 1-Channel (Mono) with Stereo Headphones | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 1.3W x 1 @ 8Ohm; 85mW x 2 @ 32Ohm | 1.54W x 1 @ 8Ohm |
| Voltage - Supply | 2.7V ~ 5.5V | 2.4V ~ 5.5V |
| Features | 3D, Depop, I²C, Mute, Shutdown, SPI, Thermal Protection, Volume Control | Depop, Differential Inputs, Shutdown, Thermal Protection |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 25-uSMD | 9-DSBGA |
| Package / Case | 25-WFBGA | 9-WFBGA, DSBGA |