• LP87745-Q1: LP87745-Q1

  

  Amr Adel

  TI Thinks Resolved

  Part Number: LP87745-Q1 Other Parts Discussed in Thread: AWR2944 , AWR2944EVM I have problem with the container of SBC in Davinci Configurator as the channel created in spi module as QSPI and I want it to be MIBSPI you can find the problem in attachment…

  • 18 days ago
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• LP87745-Q1: LP87745-Q1:

  

  siyuan.yao

  TI Thinks Resolved

  Part Number: LP87745-Q1 Other Parts Discussed in Thread: LP87745 last issue not been solved, so I repost it again. 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…

  • 2 months ago
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• LP87745-Q1: VIO LDO

  

  Richard Misialowski

  Part Number: LP87745-Q1 For the VIO_LDO @ an output voltage of 3.3V what is the LDO drop out voltage specifications? What is the RDs-on of the PASS transistor element?

  • 1 month ago
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• LP87745-Q1: Error in generation

  

  Amr Adel

  TI Thinks Resolved

  Part Number: LP87745-Q1 Other Parts Discussed in Thread: LP87745 , AWR2944 Hello TI Support I have error in generation because of PMIC (SBC LP87745) when I generate from configurator this error appear

  • 27 days ago
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• LP87745-Q1: Input current range of PMIC

  

  Ian Shin

  TI Thinks Resolved

  Part Number: LP87745-Q1 Hello, I'm wondering the input current range of LP87745-Q1. Is the reason TI didn't write it down because the input current changes according to the load current? Or Is it confidential? If so, I'll create new thread in…

  • 26 days ago
  • Power management
  • Power management forum
Answered

• LP87745-Q1: silk screen

  

  siyuan.yao

  Resolved

  Part Number: LP87745-Q1 Would you please support to tell what are those letter means? Does it include OTP version? Thanks.

  • Resolved

  • 1 month ago
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  • Power management forum
Answered

• LP87745-Q1: BOOST output not correct

  

  siyuan.yao

  Resolved

  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

  • Resolved

  • 1 month ago
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• LP87745-Q1: DFMEA of LP877451-Q1

  

  Wang Qiyu

  TI Thinks Resolved

  Part Number: LP87745-Q1 Hi I need chip level DFMEA of LP877451-Q1, could you provide it to me? Thanks and best regards.

  • 2 months ago
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  • Power management forum
Answered

• LP87745-Q1: NRSTOUT restart

  

  siyuan.yao

  Resolved

  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…

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum
Answered

• LP87745-Q1: SPI communication not work

  

  siyuan.yao

  Resolved

  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.

  • Resolved

  • 2 months ago
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