Overview
The LM49100GR is an audio Amplifier made by Texas Instruments in a CSBGA-25(3x3) package with 25 pins. -40℃~+85℃ 1-Channel 1.575Wx1@8Ω 2.7V~5.5V CSBGA-25(3x3) Audio Amplifiers ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM49100GR, from EasyEDA) and its footprint (EasyEDA_Cloud:TFBGA-25_L3.0-W3.0-R5-C5-P0.50-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C4990978).
Symbol
Footprint
Parameters
4- Operating Temperature
- -40℃~+85℃
- Output Power
- 1.575Wx1@8Ω
- Speaker Channels
- 单声道
- Supply Voltage
- 2.7V~5.5V
Order codes
1- LM49100GRLCSC C4990978
Pinout
25| Pin | Name | Type |
|---|---|---|
| A1 | VDDCP | Unspecified |
| A2 | GNDCP | Unspecified |
| A3 | MIN+ | Unspecified |
| A4 | BYPASS | Unspecified |
| A5 | RIN | Unspecified |
| B1 | C1N | Unspecified |
| B2 | C1P | Unspecified |
| B3 | MIN- | Unspecified |
| B4 | LIN | Unspecified |
| B5 | LS- | Unspecified |
| C1 | VSSCP | Unspecified |
| C2 | VSSHP | Unspecified |
| C3 | GND | Unspecified |
| C4 | ADDR | Unspecified |
| C5 | VDDLS | Unspecified |
| D1 | HPL | Unspecified |
| D2 | VDDHP | Unspecified |
| D3 | VDD12C | Unspecified |
| D4 | SDA | Unspecified |
| D5 | LS+ | Unspecified |
| E1 | HPR | Unspecified |
| E2 | VDDLS | Unspecified |
| E3 | AGND | Unspecified |
| E4 | GND | Unspecified |
| E5 | SCL | Unspecified |
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Is there a KiCad symbol and footprint for the LM49100GR?
Yes. The symbol is EasyEDA_Cloud:LM49100GR and the footprint EasyEDA_Cloud:TFBGA-25_L3.0-W3.0-R5-C5-P0.50-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM49100GR?
CSBGA-25(3x3), with 25 pins. Its footprint is drawn on this page.
Where is the LM49100GR datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the LM49100GR?
JLCPCB lists it as part C4990978, with 0 in stock; the sellers' links on this page open their listings.
What can replace the LM49100GR?
Parts like it in the library: the LM49100GR/NOPB by Texas Instruments, the TPA2050D4YZKR by Texas Instruments, the TPA2054D4AYZKR by Texas Instruments and the TPA2054D4AYZKT by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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