• 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?

  • over 2 years ago
  • Power management
  • Power management forum

• 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…

  • over 2 years ago
  • Power management
  • Power management forum

• LP87745-Q1: SPI CRC calaculation

  

  Frank QIN

  Part Number: LP87745-Q1 Other Parts Discussed in Thread: AWR2944 , LP87745 Hi Team, We are using the LP87745 powering a AWR2944. We would like to turn on the SPI CRC. According to the datasheet 8.5.1.1, the polynomial is 0x107, with Big-Endian. We…

  • over 2 years 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

  • over 2 years ago
  • Power management
  • Power management forum

• LP87745-Q1: LP87745-PMIC Shutdown Request without any failure

  

  Amir Shobak

  TI Thinks Resolved

  Part Number: LP87745-Q1 Hello All, I am using LP87745-PMIC with AWR2943 and i need to know how can i use PMIC for shutdown Request without waiting for any failure to happen. Just Requesting a normal Shutdown Sequence from PMIC. Thanks, Best Regards…

  • over 3 years ago
  • Power management
  • Power management forum

• AWR2944EVM: LP87745-Q1 Watchdog WD_SEQ_ERR issues

  

  chao xiao

  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…

  • over 2 years ago
  • Sensors
  • Sensors forum

• 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

  • over 2 years ago
  • Power management
  • 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

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• LP87745-Q1: VIO_LDO

  

  Akito Tabata

  Resolved

  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

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum

• LP87745-Q1: Detailed description of the waveform

  

  Jimmy Gong

  TI Thinks Resolved

  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, …

  • over 2 years ago
  • Power management
  • Power management forum

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