Part Number: LP87745-Q1 1. Why 5V ripple is so high? how can I solve it?
2. when it work for few minutes, 5V regulator will shut down, and output decrease to 2.8V.
See issue figure and schematic in attachment please.
issue.xlsx
Part Number: LP87745-Q1 Other Parts Discussed in Thread: LP87745 , , AWR2944 , LM63625-Q1 We meet a issue on LP87745:
When install R261 to connect VIO to 3.3V (from 1 st BUCK), 5V output will down to 2.8V.
When uninstall R261, NRSTOUT will be pull down and…
Part Number: LP87745-Q1 Other Parts Discussed in Thread: AWR2944 , LP87745 LP877451A1RXVRQ1 can not communicate with AWR2944 with SPI. SDO pin of LP87745 not have data.
Part Number: AWR2944EVM Other Parts Discussed in Thread: LP87745-Q1 , LP87745 Hi team
Can you share the watchdog example code of LP87745-Q1?
my previous problem still not resolved ( LP87745-Q1: Always got WD_SEQ_ERR and WD_TIMEOUT after the first time feeding…
Part Number: LP87745-Q1 Dear Experts,
Now we need FIT and FMD for calculation and analysis.
We have signed the NDA agreement and downloaded some information from the official website, but the files in the red box in the figure below have been unable…
Part Number: LP87745-Q1 Hello TI,
I cannot reach important parameters of the LP877451A1RXVRQ1 PMIC caused by the Datasheet's version is in level of beginner. When it will has announced ?
Thanks in advance.
Part Number: LP87745-Q1 Other Parts Discussed in Thread: LP876242-Q1 , LP8774-Q1 Hi team,
thanks for your support always.
Does LP87745-Q1 have waveform like LP876242-Q1's waveform as below picture? if yes, would you please provide to me?
BR,
Jimm…
Part Number: LP87745-Q1 Hi team,
Could you tell me the reason that VIO_LDO is powered from the 5V boost? Is it so that the VIO_LDO can output 3.3 V even when input voltage = 3.0 V?
Regards,
Tabata
Part Number: IWR6843 Other Parts Discussed in Thread: LP87745-Q1
Is there a reference schematic/layout for the IWR6843 radar chip connected to the new LP87745-Q1 PMIC?
Thanks-
Mike Schell
Part Number: LP87745-Q1 Hi team.
After sending answer-x WD_ERR_STATUS & WD_FAIL_CNT has no error at first whole process (accoding window1 and window2 timing sending answer3,2,1,0 separately), but in next 10ms cycle i got WD_SEQ_ERR ,WD_TIMEOUT error…