LM4839LQ/NOPB
IC AMP CLASS AB STER 2.2W 28WQFNManufacturer: Texas Instruments
Categories: Audio Amplifiers
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Texas Instruments Boomer® series LM4839LQ-NOPB is a 2.2W stereo Class AB audio amplifier IC. This device, housed in a 28-WQFN (5x5) package with an exposed pad for enhanced thermal performance, delivers 2.2W per channel into a 3 Ohm load and 95mW per channel into a 32 Ohm load. Key features include Bass Boost, input multiplexer, mute, shutdown, thermal protection, and volume control for flexible audio management. The LM4839LQ-NOPB is suitable for applications requiring high-fidelity audio amplification, including portable electronics, consumer audio systems, and communication devices. Operates from a 2.7V to 5.5V supply range with an operating temperature of -40°C to 85°C. Packaged in Tape & Reel (TR).
Additional Information
Series: Boomer®RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: DiscontinuedPackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Features | Bass Boost, Depop, Input Multiplexer, Mute, Shutdown, Thermal Protection, Volume Control |
| Packaging | Tape & Reel (TR) |
| Package / Case | 28-WFQFN Exposed Pad |
| Output Type | 2-Channel (Stereo) with Stereo Headphones |
| Mounting Type | Surface Mount |
| Type | Class AB |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Voltage - Supply | 2.7V ~ 5.5V |
| Max Output Power x Channels @ Load | 2.2W x 2 @ 3Ohm; 95mW x 2 @ 32Ohm |
| Supplier Device Package | 28-WQFN (5x5) |
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