LM48901SQ/NOPB
AUDIO AMPLIFIERManufacturer: National Semiconductor
Categories: Audio Amplifiers
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National Semiconductor's LM48901SQ-NOPB is a 4-channel Class D audio amplifier from the Boomer® and PowerWise® series. This surface-mount component, housed in a 32-WFQFN exposed pad package, delivers up to 2.8W per channel into a 4-ohm load. Designed for high-fidelity audio reproduction and power efficiency, it features differential inputs and supports I2S and I2C interfaces for digital audio streaming and control. The LM48901SQ-NOPB includes essential protection mechanisms such as short-circuit and thermal shutdown, along with a depop feature for smooth power-up and power-down transitions. Its versatile operation is supported by a supply voltage range of 2.7V to 5.5V, making it suitable for portable electronics, automotive audio systems, and consumer audio equipment.
Additional Information
Series: Boomer®, PowerWise®RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Features | Depop, Differential Inputs, I2C, I2S, Short-Circuit and Thermal Protection, Shutdown |
| Packaging | Bulk |
| Package / Case | 32-WFQFN Exposed Pad |
| Output Type | 4-Channel (Quad) |
| Mounting Type | Surface Mount |
| Type | Class D |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Voltage - Supply | 2.7V ~ 5.5V |
| Max Output Power x Channels @ Load | 2.8W x 4 @ 4Ohm |
| Supplier Device Package | 32-WQFN (5x5) |
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