• TPSM843B22: TPSM843B22 EVM testing the thermal

  

  Sean Liao (Yu-Sheng)

  TI Thinks Resolved

  Part Number: TPSM843B22 Hi sir, My customer use TPSM843B22 EVM board to do the evaluation, the condition is: Vin=12V Vout=5V Iout=15A Pd=7W (Pin-Pout) After 30mins, the Tc goes to 101degC. (Ambient is 25 degC) As datasheet…

  • 3 months ago
  • Power management
  • Power management forum

• TPSM843B22: TPSM843B22 load current vs temperature performance

  

  Sean Liao (Yu-Sheng)

  TI Thinks Resolved

  Part Number: TPSM843B22 Hi sir, Power module device usually has load current vs temperature performance picture as below, but TPSM843B22 doesn't have in datasheet, coudl you pls kindly suggest and provide? Thanks a lot!

  • 4 months ago
  • Power management
  • Power management forum

• TPSM843B22: Current decrease with temperature

  

  Ariel Asbag

  TI Thinks Resolved

  Part Number: TPSM843B22 Manufacturers usually provide a graph showing the decrease in output current as a function of temperature. For this device family, I haven’t seen such data. Does this mean that the component is capable of delivering its maximum…

  • 2 days ago
  • Power management
  • Power management forum

• TPSM843B22-A26-A22-CALC: Webench simulation problem

  

  Ilario Durante

  TI Thinks Resolved

  Part Number: TPSM843B22-A26-A22-CALC Other Parts Discussed in Thread: TPSM843B22 Hello, I'm experiencing some problems when running simulations in Webench. I've created a new project for P/N TPSM843B22RDGR and it was all fine until I tried to perform…

  • 1 month ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• TPSM843B22: Design review

  

  JH Shin

  TI Thinks Resolved

  Part Number: TPSM843B22 Hello, My customer requested TI's review of the circuit for the TPSM843B22. Please review the customer's circuit below to ensure there are no problems. Thank you.

  • 5 months ago
  • Power management
  • Power management forum
Answered

• TPSM843B22: TPSM843B22

  

  GOPIKA S G

  Resolved

  Part Number: TPSM843B22 Other Parts Discussed in Thread: TPS543B22 Tool/software: The datasheets says, Low impedance bypassing of 'VIN' pins to PGND is critical, so need to place 10-nF to 100-nF capacitor from each VIN to PGND as close as possible. …

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

• TPSM843B22: Why phase margin so low in given example loop response simulation

  

  diverger

  TI Thinks Resolved

  Part Number: TPSM843B22 Other Parts Discussed in Thread: TPSM843A26 , TPSM843A22 , I found the phase margin of the example circuit in 'TPSM843B22_TPSM843A26_TPSM843A22_Loop_Response' only be about 38deg. Do TI think this is a typical and acceptable value…

  • 16 days ago
  • Power management
  • Power management forum

• TPSM843B22-A26-A22-CALC: TPSM84538 - Simulation Model request.

  

  Conrad Jones

  TI Thinks Resolved

  Part Number: TPSM843B22-A26-A22-CALC Other Parts Discussed in Thread: TPSM84538 , TPSM84338 , TPS54538 Hello, Please ignore the TI Part number above "TPSM843B22-A26-A22-CALC" - we were unable to complete the form using the actual part number we are…

  • 1 month ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• TPSM843B22: TPSM843B22 schematic diagram

  

  jeno.zhang

  Part Number: TPSM843B22 HI The design schematic diagram of TPSM843B22 is shown below. Could you please help check if there are any issues? Or good advice?

  • over 2 years ago
  • Power management
  • Power management forum

• TPSM843B22-A26-A22-CALC: Calculator Design Sheet Error with Bulk Capacitance Calculation

  

  Malte Bargholz

  TI Thinks Resolved

  Part Number: TPSM843B22-A26-A22-CALC Hello, The TPSM843B22-A26-A22-CALC toolsheet has an issue with the bulk capacitance calculation. In the DeviceCalculator sheet Cout_bulk_eff and ESR_bulk_eff do not change based on user input. Therefore the fz_ESR_bulk…

  • 2 months ago
  • Power management
  • Power management forum

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