• UCD3138FW-HSFB: Can the phase-shifted full-bridge circuit based on UCD3138 only use output voltage single-loop control instead of peak current double-loop control?

  

  zoujiangyilang

  TI Thinks Resolved

  Part Number: UCD3138FW-HSFB Other Parts Discussed in Thread: UCD3138 Hello. I want to use UCD3138 to make a phase-shifted full-bridge circuit. I see that the development board uses voltage and current dual-loop control. Can UCD3138 achieve single-loop output…

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• RE: UCD3138HSFBEVM-029: Unable to start

  

  Xuemei Lu

  Resolved

  Hello, If the device cannot be found in ROM mode, neither in flash mode, then please go with a new one since there's nothing we can do. There's firmware for HSFB, which is available here: https://www.ti.com/tool/UCD3138FW-HSFB UCD3138 firmware…

  • 4 months ago
  • Power management
  • Power management forum

• UCD3138HSFBEVM-029: Output current measure

  

  Sergi Lopez Cano

  Part Number: UCD3138HSFBEVM-029 Other Parts Discussed in Thread: UCD3138 , UCD3138FW-HSFB , Hello, Recently, we received two UCD3138HSFBEVM-029 modules. We connected an input of 48Vdc but we didn’t obtain the 12Vdc at the output. It seemed that the firmware…

  • 7 months ago
  • Power management
  • Power management forum

• UCD3138FW-HSFB: UCD3138-based full-bridge hard-switching power supply transformer primary winding waveform - "high and low shoulder" What is going on?

  

  zoujiangyilang

  TI Thinks Resolved

  Part Number: UCD3138FW-HSFB Other Parts Discussed in Thread: UCD3138 Based on UCD3138, a full-bridge hard-switching power supply was used to test the waveform of the primary winding of the transformer. Some of them are normal, and some of them appear as…

  • over 4 years ago
  • Power management
  • Power management forum

• UCD3138FW-HSFB: Full-bridge hard-switching power supply, the input voltage rises, and when it is no-load, it will blow up the machine. How to check?

  

  zoujiangyilang

  TI Thinks Resolved

  Part Number: UCD3138FW-HSFB Other Parts Discussed in Thread: UCD3138 According to the UCD3138 full-bridge hard-switch development board, four full-bridge hard-switching power supply prototypes were made. The input Vin: 20V~50V, no-load test. When the input…

  • over 4 years ago
  • Power management
  • Power management forum
Answered

• RE: UCD3138A: parameters modified with fusion digital power studio cannot be saved to Dflash

  

  shumin shao

  Resolved

  HI,Sean, I first used my own code.It has the problem.then I tried TI EVM code, UCD3138FW-HSFB — UCD3138 Hard Switch Full Bridge.I downloaded form hear UCD3138FW-HSFB 固件 | TI.com.cn ( www.ti.com.cn/.../UCD3138FW-HSFB),The problem is the same.

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

• RE: UCD3138: Firmware authorization is required

  

  Gabriel Wang1

  Resolved

  Dear Expert I use CCS10.31 version, and the ARM compilier Tool version is 5.2.9 I downloaded the fixed SDK from TI webpage: UCD3138FW-HSFB — UCD3138 硬开关全桥, https://www.ti.com.cn/tool/cn/UCD3138_FW_SDK and then I built workspace, and import this UCD3138FW…

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

• RE: UCD3138PSFBEVM-027: How to use UCD3138PSFBEVM-027 in voltage mode control

  

  Sean Xu

  Hi, Toma, Per Ti policy, a click wrapped firmware need be generated, it takes some time to get it ready. I can recommend that you can download TI EVM HSFB code ( https://www.ti.com/tool/UCD3138FW-HSFB ). It is voltage mode control. Then you can modify…

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

• RE: UCD3138A: PMP4486 firmware

  

  Sanatan Rajagopalan

  Hi Sean, Most of our reference designs have firmware code derived from the EVM we publish. You can use our Hard-switching Full bridge code and modify to use on this reference design. https://www.ti.com/tool/UCD3138FW-HSFB Regards, Sanatan

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

• RE: UCD3138: Seek help for documentation on CPCC mode in UCD3138

  

  Yitzhak Bolurian

  Resolved

  If by "reference" you mean the firmware that supports the CCCP feature, then you can download the hard switch full bridge EVM code that implements the CCCP feature at the following: www.ti.com/.../ucd3138fw-hsfb Regards,

  • over 4 years ago
  • Power management
  • Power management forum

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