• 关于mmpf0100npaep的问题

    关于mmpf0100npaep这款电源芯片的问题,附件是原理图,上电顺序是1V->1.8V->1.5V->3.3V->0.75V,使用RAM烧录进去我的script,每次sw4都输出1.5V,怎么更改配置都没有用,下面是我的script: WRITE_I2C:7F:01 // Access PF0100 EXT Page1 //Extended Page 1 WRITE_I2C:A0:1C // Sw1A...
    Jukui Yang
    last modified by Jukui Yang
  • DOCK HUB with power

    Hi, Request help technical consult: We search doing solution for dock hub station with interface out ( HDMI + USB 3.0) + power-bank functionally(with support powered/charged through VBUS simultaneously battery pack...
    Ravshan Muslimov
    last modified by Ravshan Muslimov
  • TJA1145 under voltage detection time and INH disable time

    I have two questions on TJA1145. 1.In TJA1145 Under voltage detection time 54µs(mentioned on Datasheet) and under voltage detection to sleep mode time 200mS(as mentioned on datasheet), What will happen if TJA11...
    Michael brijith
    last modified by Michael brijith
  • PF8200D2 power up question

    In chapter 5 of PF8200D2 configuration report <https://www.nxp.com/docs/en/supporting-information/R_PF8200D2.PDF>. It shows SW7/LDO1~4/PGOOD are OFF when power up. Is that means LDO1~4 are keep OFF when PF8200...
    m.c
    last modified by m.c
  • PF8200 PGOOD/RESETMCU?

    Hi, We are using the PF8200DB and PF8200ES in a new design and were looking for a signal to monitor to check that the PMICs had turned on successfully (closed loop boot process). In the OTP reports for each chip, it ...
    Peter Bain
    last modified by Peter Bain
  • Can we use MM9Z1_J638 MCU with shunt on Positive pole of the lead acid battery

    In one of our application i need to use this MCU with 100u Ohms shunt on positive side of the battery . When i tried the same with load , I am not getting the proper values of voltage and current . Please confirm.
    Anandathirtha R
    last modified by Anandathirtha R
  • Airfast RF Power GaN Transistor, A3G20S250-01S

    Hi ? Question : Airfast RF Power GaN Transistor, A3G20S250-01S                  1. How much is the price of above part ?              ...
    Songwon Ji
    last modified by Songwon Ji
  • MC33FS6523CAE

    Hi , I need  the reference manual and power consumption for MC33FS6523CAE. It will be better if you could share the power consumption sheet. currently my activity is to test the power rails of board  so I...
    neha jagtap
    last modified by neha jagtap
  • Questions about mmpf0100npaep

    About the problem of mmpf0100npaep power chip, the attachment is the schematic diagram. The order of power on is 1v-> 1.8v-> 1.5v-> 3.3v-> 0.75v. Use RAM to burn into my script, and sw4 output 1.5v every t...
    Jukui Yang
    last modified by Jukui Yang
  • BC3770

    Hi  what is the value of VSYS on MC32BC3770CSR2 during boost mode?
    Ido Office
    last modified by Ido Office
  • Having a problem initializing the MC33771

    I have written code to talk to the MC33771 part. After initialization of the INIT register I can read registers and get what appears to be good data with valid CRCs without fail for what appears to be exactly 1 second...
    Roger Davis
    last modified by Roger Davis
  • Digital powerSolutions abuot MC56F8xxxx

    Do you have the solution about digital power by MC56F8xxxx ? Where I can find all of digital power solution disign ahout MC56F8xxxx ? Is there some solution in Solar Inverters by MC56F8xxxx?
    HZ zhang
    last modified by HZ zhang
  • Is TEA1792 suitable for three-phase rectifier?

    Hi, I am using TEA1792, a synchronous rectifier controller, as the controller for MOSFET in a three-phase rectifier. The simplified schematic is as illustrated: The schematic of the two right-most TEA1792s is shown...
    Xiang Yu
    last modified by Xiang Yu
  • KV10 entry VLLS3 and LLWU wakeup question

    Hello, I now use the low power VLLS3 mode of KV10Z32, using the wakeup function of the LLWU, but the program will not wake up using the PTC3 (LLWU _ P7) and request help. thanks you the following is the code void BO...
    胡绍广 胡
    last modified by 胡绍广 胡
  • The Resonant SMPS Design Tool

    Hi, I use The Resonant SMPS Design Tool for a powersupply design with an input of 90V-264Vac and output of 57Vdc/9A.But I can't understand something about the transformer.Please see the attached file. There is ...
    baokang li
    last modified by baokang li
  • PF1550 VBUS_LIN_ILIM resetting

    During brownout testing of a PF1550 design, it was observed that the VBUS_LIN_ILIM setting was resetting to the default value (0x68 400mA) after it was previously set to the desired value of (0xA0 1500mA).   Whe...
    Ben Foose
    last modified by Ben Foose
  • uja1169 is not allowing me to re flash my micro

    Once I program the SBC(to normal mode) it seems that the watchdog turns off the microcontroller power supply, and this causes that I can't flash my microcontroller anymore, I don't know if there is a way to avoid this...
    Omar Chiara
    last modified by Omar Chiara
  • FS6513 Vpre voltage dies down after 8 secs on start

    I am using FS6513 with an input of 24V. Only portion upto Vpre is populated. The Vcore portion is disconnected. Every Time the power supply is turned on the Voltage on Vpre rises upto 6.5V but dies down to zero exactl...
    Rajesh Sura
    last modified by Rajesh Sura
  • PF3000: Different skipping behaviour

    Hi   On a custom board design, I'm using the PF3000A1 for the power supply of an IMX7D. The VDD_ARM voltage is connected to SW1A (1.1V), the VDD_SOC is connected to SW1B (1V). I'm measuring the current through t...
    corono
    last modified by corono
  • How to supply added 700 mA to VDD_MEMC?

    Latest spec for i.MX8QM has VDD_MEMC Maximum Supply Currents (Table 10) increased from 2.5A (supported by PF8x00 BUCK5) to 3.2A. What is the recommendation to provide this extra current?
    Kevin LaRosa
    last modified by Kevin LaRosa