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Showing 31 results View by: Thread Post Sort by
    Answered
  • TPS25927: Control the enable pin "EN" with a microcontroller

    Esteban Bongiovanni
    Esteban Bongiovanni
    Resolved
    Part Number: TPS25927 Hello Team, This is an implementation of a normal eFuse circuit. I would like to know if it is possible connect EN/UVLO to GND with a R=1Mohm and then be able to control the enable pin "EN" with a microcontroller. What considerations…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS25927: Current direction when the input voltage is negative

    Roy Chou1
    Roy Chou1
    Resolved
    Part Number: TPS25927 Hi Team, This is FAE, Roy. I would like to know when I add a negative voltage on TPS25927 Vin and GND. What is direction of input current? I used power supply to add a negative voltage. The result is power supply is going CC…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • RE: TPS25927: TPS25927 Reverse Current Blocking Support

    Chuchen Wang
    Chuchen Wang
    Hi Rakesh, Customer feedback is that they've confirmed no problem using the TPS25927. In the reverse direction, they will not block using the part. When reverse current flows, the TPS25927 will be on. No voltage drops approaching diode voltage are expected…
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS25927: Conditions described in UL File No.

    user3991183
    user3991183
    Resolved
    Part Number: TPS25927 UL File No.E339631 wrote. Volts 4.5 to -18 VDC Cont.Current 4.15 to -4.5 Prot.Current 5 to -5.7 Temp Range 30°C to -70°C I assumed the following Volts 4.5 to 18 VDC Cont.Current 0 to 5 Prot.Current 0 to 5 Temp Range -30°C to 70…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS25927: Asking for the TPS259271 application

    SHH
    SHH
    TI Thinks Resolved
    Part Number: TPS25927 Hi team, Customer is evaluation TPS259271. Figure 43 is captured from TPS25924x datasheet. Could I use the same circuit to TPS259271? Does OVP function 20Vmax still work well if Vout voltage from external is higher than Vin (show…
    • over 6 years ago
    • Power management
    • Power management forum
  • TPS25927: The outpt capacitor of TPS259271

    takahiko yokota
    takahiko yokota
    TI Thinks Resolved
    Part Number: TPS25927 Hi My customer evaluate TPS259271. They use 47uF output capacitor and it is connected 1000uF as input capacitor of load. Could they use this device with this method? Best regards, Yokota
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS25927: Accuracy - Figure 20 of the datasheet.

    Dmitri Ivanov
    Dmitri Ivanov
    Resolved
    Part Number: TPS25927 Hello, I would like to get a better understanding of the accuracy given in the figure 20 of the TPS25927 datasheet: is it accuracy of one/multiple samples at the exact condition of "TJ = 25°C, VVIN = 12 V, VEN/UVLO = 2 V, RILIM …
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS25927: Current limit precision

    Dmitri Ivanov
    Dmitri Ivanov
    Resolved
    Part Number: TPS25927 Other Parts Discussed in Thread: TPS2595 Hello, According to "Figure 20. Accuracy vs Overload Current Limit" on page 10 of the datasheet the accuracy of the E-fuse varies strongly over the current limit span. In a simple estimation…
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: TPS25927: Dual rail protection

    Rakesh
    Rakesh
    Resolved
    Hi Federico, Instead of resistor divider, I suggest to place low leakage 15V zener diode (something like BZX84C15LT1) between GATE to Source of the FET. Best Regards, Rakesh
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS25927: Overload Current Limit MIN and MAX value

    user4773196
    user4773196
    Resolved
    Part Number: TPS25927 Hi Team, On TPS25927x data sheet page 5, it indicates the MIN and MAX value of Overload Current Limit. I would like to learn from you how we got the value of Overload Current Limit MIN and MAX value? Thank you.
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
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