Part Number: LMP8640 Other Parts Discussed in Thread: TMP103 Refer to TMP103 case, for LMP8640QMKX-T/NOPB An old National semiconductor, multiple reels with same TKY ID/Package ID , is it normal ?
Part Number: LMP8640 Other Parts Discussed in Thread: INA281 Hi Team,
I found the pin name the LMP8640 Vs- is negative voltage pin. Does it can support apply +/-6V voltage on Vs+/Vs-? Thanks.
B.R.
Lucas
Part Number: LMP8640 Hi Team,
I am trying to use a wonderful RSS error calculator tool on the LMP8640 page, and it gives me hundreds to thousands percent errors that are definitely wrong.
The RSS error percentage starts climbing dramatically as common…
Part Number: LMP8640 Other Parts Discussed in Thread: INA281 hi team,
as my customer use LMP8640 to sense the NVDIMM P12V power, they find, when the LMP8640 is powered up by a +5V/0V, their is a about 1.375V volts on the IN+/IN- pin, when the Vbus is…
Part Number: LMP8640-Q1 Other Parts Discussed in Thread: LMP8640 Hi Team,
I want to ask two questions and hope can get your help.
1. As shown in the figure, when MLCC capacitor on the Load terminal is short-circuited to ground due to the crack. Besides…
Part Number: LMP8640 Other Parts Discussed in Thread: INA293 , INA281 Using Spice model found on the forums, the output decreases as the load is decreasing around and below Rsense.
Hereafter is the simulation schematic and a plot at Rload=Rsense:
The…
Part Number: LMP8640 Other Parts Discussed in Thread: INA199 , Hi
Please suggest products suitable for DDR Nvdimm
Which of these two is suitable for LMP8640 & INA199
common mode :12V
Rsense: 2m ohm
Iout: 4.2A
ADC: input 0~3v
Part Number: LMP8640 Hi,
We purchased this part and encounter some issues. Please see the attachment for the detailed problem and provide the feedback and solution.
PowerBoard_VD단잔류전압확인.pptx
Part Number: LMP8640 Other Parts Discussed in Thread: INA240 , INA293
I use the amplifer LMP8640 to sence the inductor current in the Buck converter, I chose the gain as 20, and sense resister 5m. Buck converter : input voltage: 12V; output voltage: 3…
Part Number: LMP8640 Other Parts Discussed in Thread: INA293 , INA190 , INA186 Hi !
What is the minimum current sensing in the attached circuit? Can you detect a current of 1[mA]?
Thanks for the answer.