• TPS2378: TPS2378: Power forwarding

  

  Soundappan T

  TI Thinks Resolved

  Part Number: TPS2378 Tool/software: Hi Michael Pahl , we are planning to design a PoE device that is able to get powered over PoE and should be able to forward the remaining power to other daisy chained devices. It seems that I would need the both PD…

  • 8 months ago
  • Power management
  • Power management forum

• TPS2378: Please recommend a POE isolation solution with a smaller PCB footprint, using TPS2378 for POE

  

  Vayne Li

  Part Number: TPS2378 Other Parts Discussed in Thread: TPS23755 Hi Teams, Please recommend a POE isolation solution with a smaller PCB footprint, using TPS2378 for POE. Thank you!

  • 4 months ago
  • Power management
  • Power management forum
Answered

• TPS2378: PowerPad Connection Issue

  

  yifan wang

  Resolved

  Part Number: TPS2378 Hi TI Engineers Hope this issue finds you well. When I use the TPS2378 to design an IEEE802.3at PD device, I found that when I connect the PowerPad to RTN, the overall power consumption is nearly 1W higher than when the PowerPad is…

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum

• TPS2378: Does the pin CDB of TPS2378 affect the power supply protocol?

  

  user5863743

  TI Thinks Resolved

  Part Number: TPS2378 Tool/software: The rough schematic diagram is shown in the figure: The simple principle is that the power from the POE and the power from the DC end are merged through an ideal diode to supply power to a DCDC buck converter for…

  • 10 months ago
  • Power management
  • Power management forum
Answered

• TPS2378: TPS2378 Class resistor

  

  eduardo marmol

  Resolved

  Part Number: TPS2378 Tool/software: Hi, I working on a ethernet application that has a variable power composition from 7W to 15W. On the TPS2378 datasheet I can see the class resistors on table 1. This table mention a minimum power at PD. Does this…

  • Resolved

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

• TPS2378: TPS2378 PD Controller Design review

  

  Kapil K

  Part Number: TPS2378 Other Parts Discussed in Thread: PMP11257 , Tool/software: Hello TI Forum Team, I have created a schematic of TPS2378PD controller. I have also implemented the soft start logic for PD controller and 48V to 24V regulator shutdown…

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

• TPS2378: Unexpected power consumption behavior

  

  ArTzy

  Part Number: TPS2378 Hi Experts, We are using a TPS2378 as POE powered device to power the product via power-over-ethernet. At the same moment we are using the option to power the product via a DC voltage, supplied from a DC POWER Jack connector.…

  • 5 months ago
  • Power management
  • Power management forum

• TPS2378: TPS2378DDAR fab & OSAT information

  

  Yi Yi Chen

  TI Thinks Resolved

  Part Number: TPS2378 Hi TI team, Per customer-Logitech's request, we need to provide the missing data in the blank columns in below. Please help fill this out as soon as possible. Much appreciated. Component PN Maker Name Maker…

  • 5 months ago
  • Power management
  • Power management forum

• TPS2378: Bizlink-TPS2378DDAR wafer & testing & assembly information

  

  Yi Yi Chen

  TI Thinks Resolved

  Part Number: TPS2378 HI TI team, Please provide TPS2378DDAR's wafer location city, wafer technode, wafer size, testing/assembly city in MY, MX and CN

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

• TPS2378: TPS2378 application

  

  Terry Li

  Resolved

  Part Number: TPS2378 Tool/software: 现用Ti的TPS2378做交换机的 PD接口芯片，按下面原理图做成PD设备。接PSE设备后，无法给该PD设备供电（PSE设备是好的，可以给摄像机供电），量得PD接口处电压在DC3V左右。请分析下原理图有啥问题！ We are currently using Ti's TPS2378 as the PD interface chip and making the PD device according to the following…

  • Resolved

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

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