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Showing 10 results View by: Thread Post Sort by
  • LP87521-Q1: how to verify Spread-Spectrum works

    Sam Sun
    Sam Sun
    Part Number: LP87521-Q1 we have configure the Spread-Spectrum with the register EN_SPREAD_SPEC. how can we verify Spread-Spectrum works,we can not find it on the waveform。
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LP87521-Q1: Problem points with BUCK discharge resistor and GPIO2 functionality

    zhijian Mao
    zhijian Mao
    Resolved
    Part Number: LP87521-Q1 Hi,TI Current our program,EN1 is enabled as all power supplies to the LP87521,the GPIO2 pin acts as an output and serves as an enable pin for the subsequent power supply. 1. Is GPIO2 output high or low based on the delay when…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP87521-Q1, LP87522-Q1, LP87523-Q1, LP87524-Q1 and LP87525-Q1 device differences

    Samuli Piispanen
    Samuli Piispanen
    Other Parts Discussed in Thread: LP87522-Q1 , LP87524-Q1 , LP87525-Q1 , LP87524B-Q1 , LP87521-Q1 , LP87523-Q1 , LP87524J-Q1 , LP87524P-Q1 This thread applies to LP87521-Q1, LP87522-Q1, LP87523-Q1, LP87524-Q1 and LP87525-Q1 devices. LP87524B-Q1, LP87524J…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LP87521-Q1: Couple EN and PGOOD PIN

    David Shumate
    David Shumate
    Resolved
    Part Number: LP87521-Q1 Hello Team, My customer is using the LP87521-Q1 in a 4phase one output setting that is enabled by the EN pin. We've notice that when the EN pin is pulled down the Pgood output stays high so I have a few questions: 1. Is there…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • LP87523-Q1: LP873346 , LP87523, LP87521 looking for OTP file generation tool

    Bala R
    Bala R
    TI Thinks Resolved
    Part Number: LP87523-Q1 Hello TI team, Im going to use the above PMIC IC for my project and im going to set current limit, Phase usage etc as per our customization. Is there any tool available from TI side so that i can set the configuration and generate…
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8756x-Q1 and LP8752x-Q1 package height

    Samuli Piispanen
    Samuli Piispanen
    Other Parts Discussed in Thread: LP87563-Q1 , LP87523-Q1 , LP87565-Q1 , LP87524-Q1 , LP87525-Q1 , LP87562-Q1 , LP875701-Q1 , LP87564-Q1 , LP87521-Q1 , LP875761-Q1 , LP87522-Q1 , LP87561-Q1 For LP875xx-Q1 based devices (LP87561-Q1, LP87562-Q1, LP87563…
    • over 2 years ago
    • Power management
    • Power management forum
  • RE: LP87524-Q1: do we have OPT for output 0.8V and all on together?

    Samuli Piispanen
    Samuli Piispanen
    Hi Elec, Part number for single output 4-phase LP8752-Q1 device would LP87521-Q1. See the table below for the part number explanation. The catalog LP87521ERNFRQ1 part has 850 mV output voltage. Is this 50 mV difference too much or could the customer…
    • over 3 years ago
    • Power management
    • Power management forum
  • LP87524B-Q1: Multi phase question

    Zirui Su
    Zirui Su
    TI Thinks Resolved
    Part Number: LP87524B-Q1 Hi team I would like to ask that 1. Comparing the specifications of LP87524B and LP87524T, it is found that LP87524B does not support multiphase function. Are there any other differences between the two chips? Please help…
    • over 4 years ago
    • Power management
    • Power management forum
  • RE: About LP87521 Datasheet and Status check

    Brandon Kanter
    Brandon Kanter
    The LP87521 is a pin-for-pin lower current version of the LP87561-Q1 , which is available on TI.com. We are working with Mobileye on a specialized variant of this device family, which will be released later this year. Please contact your local TI sales…
    • over 7 years ago
    • Power management
    • Power management forum
  • RE: LP87524B-Q1: Current sharing

    Frank Dehmelt
    Frank Dehmelt
    Hamamoto-san, The LP87524(B)-Q1 as shown in the subject line has 4 independent rails where each can deliver output currents up to the current limit (per output). Since those rails are independent and not shared, there is no balancing. For a version…
    • over 8 years ago
    • Power management
    • Power management forum

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