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Showing 77 results View by: Thread Post Sort by
  • TPS7A90: External Diode for output discharge

    Takashi Onawa
    Takashi Onawa
    TI Thinks Resolved
    Part Number: TPS7A90 Hi Team, I have one quick question. Does TPS7A90 need external diode between Input and output for discharging, if Vout > Vin condition exists in customer use case? Regards, Takashi Onawa
    • over 2 years ago
    • Power management
    • Power management forum
  • TPS7A90: Efficiency curve

    Liu Yang
    Liu Yang
    TI Thinks Resolved
    Part Number: TPS7A90 Hi team, I need Efficiency vs o/p current curve for TPS7A9001DSKT this part. I can't find the part in Webench. And also we do not have software for PSPICE model I don't know if the curve can be made by PSPICE model. Could you…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A90: LDO Feedback loop resistor selection

    Harisha BS
    Harisha BS
    Resolved
    Part Number: TPS7A90 Hi, I am using TPS7A9001 LDO in one of the design. Input is 4.2V and output is designed for 3.4V As per datasheet (Page 18) for 3V3 the recommended Feedback resistor values is 3.57K and 1.15K. Since, it is connecting to internal…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A90: soft start, noise reduction, feed foward caps

    Joe Nguyen1
    Joe Nguyen1
    Resolved
    Part Number: TPS7A90 I'm confused on whether SS_CTRL should have been tied to VIN if I use a C_FF cap? I need a ramp time greater than 0.2ms and chose SS_CTRL = GND and C_NR/SS = 10nF for a ramp time of approximately 1ms. But I also wanted to reduce…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A87: Time and input voltage required to reliably disable TPS7A87 and TPS7A90

    Ken Hashi
    Ken Hashi
    Resolved
    Part Number: TPS7A87 Other Parts Discussed in Thread: TPS7A90 , , TPS75005 Hello! When disabling the TPS7A87 and TPS7A90 with the EN pin, how long must the voltage drop below VIL? For example, tens of nanoseconds or a few microseconds? My customer had heard…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A90: Package Drawing

    Renan Santos Adriano
    Renan Santos Adriano
    Resolved
    Part Number: TPS7A90 Hi Team, My Customer is looking for the package drawing for TPS7A90. I tried to look for it unfortunately it seems that the datasheet and our package search doesn't contain the WSON (DSK) drawing. Looking forward to your inputs…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A52: Vout vs temperature drift data

    Kei Kuwahara
    Kei Kuwahara
    Resolved
    Part Number: TPS7A52 Other Parts Discussed in Thread: TPS7A90 , TPS748A , Hello team, Do you have Vout vs tenperature drift data for TPS7A52, TPS748A, and TPS7A90? The unit of the data is preferably [ppm/℃ ]. Best Regards, Kei Kuwahara
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A90: Input and Output capacitors value

    Oba
    Oba
    Resolved
    Part Number: TPS7A90 Hello, TPS7A90 datasheet(SBVS324) recommends to use ceramic capacitors of 10uF or greater at the input and output. And there is also the below description on 8.1.3 Capacitor Recommendation. “The TPS7A90 is designed to be stable using…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • DAC63004: design a new board with using a precision DAC (SBAA341A) and Precision, low-side current measurement (sboa169b)

    ALEXANDRE TRILLES
    ALEXANDRE TRILLES
    TI Thinks Resolved
    Part Number: DAC63004 Other Parts Discussed in Thread: TPS7A8300 , TPS7A90 , , DAC63002 , INA296A , OPA186 , TMUX1113 , OPA3S328 , TLA2518 good morning, I need to develop an analogue board that allows me to accurately vary the voltage between 0.8V to 4.2V and…
    • 1 month ago
    • Data converters
    • Data converters forum
  • Answered
  • LP38512-ADJ: Theta_JA of LP38512-ADJ(SO) and TPS7A90

    Oba
    Oba
    Resolved
    Part Number: LP38512-ADJ Other Parts Discussed in Thread: TPS7A90 , LP38512 Hello, I wants to use TPS7A90 or LP38512-ADJ(SO package) for a project. And I want to select the device which has better thermal performance. Then I compared Theta_JA of both devices…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
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