Texas Instruments Boomer® series, LM4889MMX/NOPB, Class AB audio amplifier, 1-Channel (Mono) output, 1W x 1 @ 8Ohm, 2.2V ~ 5.5V supply, -40°C ~ 85°C, 8-VSSOP package, Tape & Reel.
| Parameter | Value |
|---|---|
| Type | Class AB |
| Series | Boomer® |
| Output type | 1-Channel (Mono) |
| Mounting type | Surface Mount |
| Voltage | 2.2V ~ 5.5V |
| Max output power x channels @ load | 1W x 1 @ 8Ohm |
| Operating temperature | -40°C ~ 85°C (TA) |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Features | Depop, Shutdown, Thermal Protection |
| Case | 8-TSSOP, 8-MSOP (0.118\", 3.00mm Width) |
Depop circuitry suppresses the turn-on/turn-off thump that otherwise annoys users in portable speakers and headsets. Thermal protection and a dedicated shutdown pin let the system controller kill the amp when the enclosure gets hot or the battery dips — no external supervisor needed.
The LM4889MMX/NOPB ships in Tape & Reel (also available as Cut Tape). The 8-VSSOP body is 3.00 mm wide.
It delivers 1W into an 8Ω load from a single mono channel.
Yes, it includes Depop (pop suppression), Shutdown, and Thermal Protection features.
The LM4889MMX/NOPB is the Tape & Reel packaged variant of the LM4889MM, sharing the same die and electrical specs. The /NOPB suffix indicates ROHS3 compliance (lead-free).
This part is sourced to order through independent distribution in Tape & Reel packaging. Submit an RFQ for current availability and pricing.
Yes, its 2.2V to 5.5V supply range covers single-cell Li-ion and 3.3V/5V rails, making it suitable for portable audio applications.