Overview
The LM4941SD is an audio Amplifier made by Texas Instruments in a WSON-8-EP(2.5x3) package with 9 pins. -40℃~+85℃ 0.04% 1.7mA 108dB 2.4V~5.5V 95dB Automatic mute/no-noise switch、Enable/shutdown function WSON-8-EP(2.5x3) Audio Amplifiers ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM4941SD_NOPB, from EasyEDA) and its footprint (EasyEDA_Cloud:WSON-8_L3.0-W2.5-P0.50-BL-EP, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C2876144).
Symbol
Footprint
Parameters
7- Features
- Enable/disable function；Automatic mute/no-noise switch
- Operating Temperature
- -40℃~+85℃
- Power Supply Rejection Ratio (PSRR)
- 95dB
- Quiescent Current
- 1.7mA
- Signal-to-Noise Ratio
- 108dB
- Total Harmonic Distortion + Noise (THD+N)
- 0.04%
- Voltage - Supply
- 2.4V~5.5V
Order codes
1- LM4941SD/NOPBLCSC C2876144
Pinout
9| Pin | Name | Type |
|---|---|---|
| 1 | -IN | Unspecified |
| 2 | BYPASS | Unspecified |
| 3 | SD | Unspecified |
| 4 | +IN | Unspecified |
| 5 | OUT- | Output |
| 6 | GND | Unspecified |
| 7 | VDD | Unspecified |
| 8 | OUT+ | Output |
| 9 | DAP | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/ti/LM4941SD" title="LM4941SD in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/ti/LM4941SD.jpg" alt="LM4941SD" width="1200" height="900">[](https://pcbkit.io/parts/ti/LM4941SD)Questions
Is there a KiCad symbol and footprint for the LM4941SD?
Yes. The symbol is EasyEDA_Cloud:LM4941SD_NOPB and the footprint EasyEDA_Cloud:WSON-8_L3.0-W2.5-P0.50-BL-EP, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM4941SD?
WSON-8-EP(2.5x3), with 9 pins. Its footprint is drawn on this page.
Where is the LM4941SD datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the LM4941SD?
JLCPCB lists it as part C2876144, with 0 in stock; the sellers' links on this page open their listings.
What can replace the LM4941SD?
Parts like it in the library: the LM4941SDX by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
