Texas Instruments Boomer® series, Class AB stereo headphone amplifier, 145mW x 2 into 16Ω, 2V ~ 5.5V supply, -40°C ~ 85°C, 10-VSSOP surface mount package.
| Parameter | Value |
|---|---|
| Type | Class AB |
| Series | Boomer® |
| Output type | Headphones, 2-Channel (Stereo) |
| Mounting | Surface Mount |
| Supply voltage | 2V ~ 5.5V |
| Max output power x channels @ load | 145mW x 2 @ 16Ohm |
| Operating temperature | -40°C ~ 85°C (TA) |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Features | Mute, Shutdown, Thermal Protection |
| Case | 10-TFSOP, 10-MSOP (0.118\", 3.00mm Width) |
The LM4911MM/NOPB: 145 mW per channel into 16 Ω is typical for a headphone driver in portable electronics.
The 10-VSSOP package (0.118" body width) fits tight PCB layouts.
No end-of-life notification or last-time-buy schedule has been issued. For new designs or BOM freeze, this part presents no near-term obsolescence risk.
Yes, 3.3 V is within the 2 V to 5.5 V supply range. At 3.3 V the output power is lower than at 5 V but still sufficient for typical headphone listening levels.
The type is Class AB and the series is Boomer®.