Skip to the content
PCBKitNew board
LM4934RL on a board, in 3D

LM4934RL

Texas Instruments

-40℃~+85℃ 2-Channel 2.7V~5.5V 36mWx2@32Ω、520mWx2@8Ω、55mWx1@32Ω 95dB Automatic mute/no-noise switch、Enable/shutdown function、Digitally programmable gain、Built-in audio processing DSBGA-42 Audio Amplifiers ROHS

Extended
JLCPCBLCSCti/LM4934RL
Category
Audio Power OpAmps
Package
DSBGA-42
Pins
5

Overview

The LM4934RL is an audio Power OpAmp made by Texas Instruments in a DSBGA-42 package with 42 pins. -40℃~+85℃ 2-Channel 2.7V~5.5V 36mWx2@32Ω、520mWx2@8Ω、55mWx1@32Ω 95dB Automatic mute/no-noise switch、Enable/shutdown function、Digitally programmable gain、Built-in audio processing DSBGA-42 Audio Amplifiers ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LM4934RL_NOPB, from EasyEDA) and its footprint (EasyEDA_Cloud:DSBGA-42_L3.8-W3.3-R6-C7-P0.50-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C4990682).

Symbol

DGNDA1MCLKA2I2S_WSA3GPIOA4ADDR/ENBA5DVDDA6PLLVDDB1I2S_SDIB2I2S_CLKB3MODEB4I2C_VDDB5VDDIOB6PLL_INC1PLL_OUTC2PLLGNDC3SDA/SDIC4SCL/SCKC5AVDDC6AGNDD1RIND2NCD3BYPASSD4LINEOUTD5RHPD6EP-E1MINE2LINE3R3DOUTE4LHPE5CHPE6AGNDF1EP+F2L3DINF3L3DOUTF4R3DINF5AGNDF6LLS-G1AVDDG2LLS+G3RLS-G4AVDDG5RLS+G6
EasyEDA_Cloud:LM4934RL_NOPBFrom EasyEDA

Footprint

EasyEDA_Cloud:DSBGA-42_L3.8-W3.3-R6-C7-P0.50-BLFrom EasyEDA

Parameters

6
Features
Digital programmable gain；Enable/disable function；Automatic mute/no-noise switch；Built-in audio processing；Configurable output topology
Operating Temperature
-40℃~+85℃
Output Power
55mWx1@32Ω；36mWx2@32Ω；520mWx2@8Ω
Signal-to-Noise Ratio
95dB
Speaker Channels
2-Channel
Voltage - Supply
2.7V~5.5V

Order codes

1

Pinout

42
The pins of the LM4934RL
PinNameType
A1DGNDUnspecified
A2MCLKUnspecified
A3I2S_WSUnspecified
A4GPIOUnspecified
A5ADDR/ENBUnspecified
A6DVDDUnspecified
B1PLLVDDUnspecified
B2I2S_SDIUnspecified
B3I2S_CLKUnspecified
B4MODEUnspecified
B5I2C_VDDUnspecified
B6VDDIOUnspecified
C1PLL_INUnspecified
C2PLL_OUTUnspecified
C3PLLGNDUnspecified
C4SDA/SDIUnspecified
C5SCL/SCKUnspecified
C6AVDDUnspecified
D1AGNDUnspecified
D2RINUnspecified
D3NCUnspecified
D4BYPASSUnspecified
D5LINEOUTUnspecified
D6RHPUnspecified
E1EP-Unspecified
E2MINUnspecified
E3LINUnspecified
E4R3DOUTUnspecified
E5LHPUnspecified
E6CHPUnspecified
F1AGNDUnspecified
F2EP+Unspecified
F3L3DINUnspecified
F4L3DOUTUnspecified
F5R3DINUnspecified
F6AGNDUnspecified
G1LLS-Unspecified
G2AVDDUnspecified
G3LLS+Unspecified
G4RLS-Unspecified
G5AVDDUnspecified
G6RLS+Unspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/ti/LM4934RL" title="LM4934RL in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/ti/LM4934RL.jpg" alt="LM4934RL" width="1200" height="900">
A picture that opens the part, for a README
[![LM4934RL](https://pcbkit.io/embed/parts/ti/LM4934RL.jpg?size=s)](https://pcbkit.io/parts/ti/LM4934RL)

Questions

Is there a KiCad symbol and footprint for the LM4934RL?

Yes. The symbol is EasyEDA_Cloud:LM4934RL_NOPB and the footprint EasyEDA_Cloud:DSBGA-42_L3.8-W3.3-R6-C7-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 LM4934RL?

DSBGA-42, with 42 pins. Its footprint is drawn on this page.

Where can I order the LM4934RL?

JLCPCB lists it as part C4990682, with 0 in stock; the sellers' links on this page open their listings.