LM4682SQ/NOPB
VOLUME CONTROL CIRCUITManufacturer: National Semiconductor
Categories: Audio Amplifiers
Quality Control: Learn More
National Semiconductor Boomer® series LM4682SQ-NOPB is a 2-channel, Class D audio amplifier IC. This device offers a power output of 10W per channel into an 8 Ohm load, and 80mW per channel into a 32 Ohm load, suitable for stereo headphone applications. Key features include integrated volume control, depop, mute, and shutdown functionalities. The amplifier incorporates PWM output, along with robust short-circuit and thermal protection for reliable operation. Designed for surface mount installation, it utilizes a 48-WQFN (7x7) exposed pad package. The operational temperature range is -40°C to 85°C. This component is frequently utilized in consumer electronics, portable audio devices, and automotive audio systems. The supply voltage range is 8.5V to 15V.
Additional Information
Series: Boomer®RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Features | Depop, Mute, PWM, Short-Circuit and Thermal Protection, Shutdown, Volume Control |
| Packaging | Bulk |
| Package / Case | 48-WFQFN Exposed Pad |
| Output Type | 2-Channel (Stereo) with Stereo Headphones |
| Mounting Type | Surface Mount |
| Type | Class D |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Voltage - Supply | 8.5V ~ 15V |
| Max Output Power x Channels @ Load | 10W x 2 @ 8Ohm; 80mW x 2 @ 32Ohm |
| Supplier Device Package | 48-WQFN (7x7) |
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