Part Number: LM4871 Hi team,
It is nice to know you here. Could you please help review the LM4871 schematic from my customer's side? Thanks.
BR,
Charles Lin
Part Number: LM4871 In my previous thread about this, Ivan Salazar said he would get back to me in around a week. That was a month ago and I note that the thread is now locked. This was the text of that thread:
I am trying to run a simulation of a design…
Part Number: LM4871 I am trying to run a simulation of a design that uses the LM4871, in the TI version of pspice. However, I get this error:
ERROR(ORPSIM-15143): Voltage source and/or inductor loop involving X_U1.XU11.EVCM. You may break the loop by…
Part Number: LM4871 Hi team,
When using LM4871 according to datasheet recommend, as below, R30=20kohm, R1=20kohm, the voice volume is not louder. If i want to increase the volume, could i increase the amplify gain, like R30=20k, R1=100k?
Would this damage…
Hi Ivan,
thank you very much for your feedback and help. I removed the C21 capacitor but the noise is the same with the two caps (C26, C27) in place. But it disappears when they are removed so I will stick to that.
So far the main issue is solved. I will…
Part Number: LM4871 Other Parts Discussed in Thread: NE5532 ,
I want to know
1. The difference between audio op amps such as ne5532 and speaker amps such as lm4871 in application?
2. Can they all drive the speakers directly?
3. The audio DAC output can…
Part Number: LM4871 Other Parts Discussed in Thread: LM1875 , TAS2563 , TAS2770 , TAS5805M , PCM2903C , TPA3138D2 Hi team
The customer wants to know if we have a 10W~20W usb2.0 audio solution. The power of their old projects is only 4W and they want to update…
Part Number: LM4871 Hi Team,
In order to avoid pop noise at startup, I pulled Shutdown pin to high but found that output was still functioning, meaning that the Shutdown function was not active.
What's the actual function of the Shutdown pin?
If the…