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Showing 119 results View by: Thread Post Sort by
  • GREG SHIPLEY
    GREG SHIPLEY
    • 25 days ago
    • Power management
    • Power management forum

    TPS7A49: datasheet possible error.

    TI Thinks Resolved
    Part Number: TPS7A49 Looking through the datasheet for the TPS7A49 and looking at the typical application example. Specifically page 17. Equation 5 calculation of R1. The calculations comes out to 1.265K. However, the next line says to select R1 at a...
  • Clemente Villani
    Clemente Villani
    • 2 months ago
    • Power management
    • Power management forum

    TPS7A49: Stability problem for TPS7A49

    • Resolved
    Part Number: TPS7A49 Hi, I have some problems with the stability of TPS7A49 . In the attached scheme
  • Erik Anderson41
    Erik Anderson41
    • 3 months ago
    • Power management
    • Power management forum

    TPS7A49: Poor load regulation

    • Resolved
    Part Number: TPS7A49 Hi, Input is 16.5V from the output of a switcher which has good load
  • Derek Pelotte
    Derek Pelotte
    • 3 months ago
    • Power management
    • Power management forum

    TPS7A49: Transistor Count

    TI Thinks Resolved
    Part Number: TPS7A49 Hello, I'm a reliability engineer currently conducting a trade study involving this part. Is there a factor of 10 estimate for the number of transistors in this device? Similarly, are these BJT type or some other kind? ...
  • Miles Li1
    Miles Li1
    • 2 months ago
    • Power management
    • Power management forum

    TPS7A49: TPS7A49 output value

    Part Number: TPS7A49 Hi team, My customer is using TPS7A49 in their battery pack, when EN is low to 0V, what is the output voltage supposed to be? Is that normal when it it above 100mV? Wish to get your reply, thanks!
  • Surya Mohan
    Surya Mohan
    • 4 months ago
    • Power management
    • Power management forum

    TPS7A49: Regarding the LDO output if ADJ pin of LDO is short circuited to GND

    TI Thinks Resolved
    Part Number: TPS7A49 Hi there, We are using TPS7A49 LDO to convert 15 V DC to 5 V DC (Current Requirement: 20 mA). Our 15V DC source can supply maximum current of 200 mA. Please let us know that if the ADJ pin of LDO gets short-circuited to GND in case...
  • Surya Mohan
    Surya Mohan
    • 4 months ago
    • Power management
    • Power management forum

    TPS7A49: Regarding current limit feature during LDO output short circuit

    TI Thinks Resolved
    Part Number: TPS7A49 Hi there, We are using TPS7A49 LDO to convert 15 V DC to 5 V DC (Current Requirement: 20 mA). Our 15V DC source can supply maximum current of 200 mA. Please let us know that if the 5V output of LDO is short-circuited, then would...
  • Lenna Yan
    Lenna Yan
    • 4 months ago
    • Power management
    • Power management forum

    TPS7A49: TPS7A4901 can't start up successfully

    TI Thinks Resolved
    Part Number: TPS7A49 Hi Expert, Customer is using TPS7A4901 on their design. the input voltage is 24V and output voltage is 15V, output current is lower than 100mA in normal operation condition. Besides the 10uF output capacitor, another 100uF is added...
  • Serhiy Tsap59
    Serhiy Tsap59
    • 6 months ago
    • Power management
    • Power management forum

    TPS7A49: TPS7A4901DGNR

    TI Thinks Resolved
    Part Number: TPS7A49 Hi We use TPS7A4901DGNR in 5.6V to 5.0V voltage regulator, typical output current is about 75-80mA. The PCB is in production from 2014. No an issue till November, 2019. Starting from the end of November we experienced reduced...
  • Mary LaMotte
    Mary LaMotte
    • 7 months ago
    • Power management
    • Power management forum

    TPS7A49: TPS7A4901DGNR

    TI Thinks Resolved
    Part Number: TPS7A49 Immediate request please: PN TPS7A4901DGNR has a lead finish of NIPDAU|NIPDAUAG - how it is determined which finish we will receive? We want to only get the NiPdAu finish as the NiPdAuAg finish is not exempt for J-STD-001 and would...
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