LM4938MH/NOPB
IC AMP AB STEREO 2.2W 28HTSSOPManufacturer: Texas Instruments
Categories: Audio Amplifiers
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Texas Instruments Boomer® series LM4938MH-NOPB is a 2.2W stereo audio amplifier IC designed for demanding audio applications. This Class AB amplifier offers dual-channel output with integrated stereo headphone drive capability. Key features include Bass Boost for enhanced low-frequency response, Mute and Shutdown functions for power control, and Volume Control for flexible audio adjustment. Depop circuitry minimizes audible transients during power-up and power-down. Thermal Protection safeguards the device from excessive heat. The LM4938MH-NOPB is housed in a 28-HTSSOP package, suitable for surface mount assembly. It operates from a 2.7V to 5.5V supply voltage and is specified for an operating temperature range of -20°C to 85°C. This component finds application in portable electronics, consumer audio devices, and automotive infotainment systems.
Additional Information
Series: Boomer®RoHS Status: ROHS3 CompliantManufacturer Lead Time: 6 week(s)Product Status: ActivePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Features | Bass Boost, Depop, Mute, Shutdown, Thermal Protection, Volume Control |
| Packaging | Tube |
| Package / Case | 28-PowerTSSOP (0.173"", 4.40mm Width) |
| Output Type | 2-Channel (Stereo) with Stereo Headphones |
| Mounting Type | Surface Mount |
| Type | Class AB |
| Operating Temperature | -20°C ~ 85°C (TA) |
| Voltage - Supply | 2.7V ~ 5.5V |
| Max Output Power x Channels @ Load | 2.2W x 2 @ 3Ohm; 92mW x 2 @ 32Ohm |
| Supplier Device Package | 28-HTSSOP |
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