Overview
The LM4951SD is an audio Amplifier made by Texas Instruments in a WSON-10(4x4) package with 11 pins. -40℃~+85℃ 1-Channel 1.8Wx1@8Ω 2.7V~9V WSON-10(4x4) Audio Amplifiers ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM4951SD, from EasyEDA) and its footprint (EasyEDA_Cloud:WSON-10_L4.0-W4.0-P0.80-TL-EP, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C4991400).
Symbol
Footprint
Parameters
3- Operating Temperature
- -40℃~+85℃
- Speaker Channels
- 单声道
- Supply Voltage
- 2.7V~9V
Order codes
1- LM4951SDLCSC C4991400
Pinout
11| Pin | Name | Type |
|---|---|---|
| 1 | Bypass | Unspecified |
| 2 | Shutdown# | Unspecified |
| 3 | CCHG | Unspecified |
| 4 | NC | Unspecified |
| 5 | VIN | Unspecified |
| 6 | VO- | Unspecified |
| 7 | GND | Unspecified |
| 8 | NC | Unspecified |
| 9 | VDD | Unspecified |
| 10 | VO+ | Unspecified |
| 11 | EP | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/ti/LM4951SD" title="LM4951SD 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/LM4951SD.jpg" alt="LM4951SD" width="1200" height="900">[](https://pcbkit.io/parts/ti/LM4951SD)Questions
Is there a KiCad symbol and footprint for the LM4951SD?
Yes. The symbol is EasyEDA_Cloud:LM4951SD and the footprint EasyEDA_Cloud:WSON-10_L4.0-W4.0-P0.80-TL-EP, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM4951SD?
WSON-10(4x4), with 11 pins. Its footprint is drawn on this page.
Where is the LM4951SD datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the LM4951SD?
JLCPCB lists it as part C4991400, with 0 in stock; the sellers' links on this page open their listings.
What can replace the LM4951SD?
Parts like it in the library: the LM4951SDX by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
