Answered

• TL2845B: High voltage genration

  

  Pritam Malusare

  Resolved

  Part Number: TL2845B Other Parts Discussed in Thread: TL2845 Hi everyone, I'm designing high voltage genration circuit for 50V to 5000V dc using TL2845. but I'm not able to archive voltage below 1300V. I've tried changing feedback resistor ladder path…

  • Resolved

  • 2 months ago
  • Isolation
  • Isolation forum
Answered

• TL2845B: Shutdown Technique

  

  Koshi Ninomiya

  Resolved

  Part Number: TL2845B Dear Team, My customer uses the TL2845BDR-8 in their application. They pull the COMP terminal below a voltage two diode drops above ground to shutdown by a external NPN-Tr. They refer 7.2 Shutdown Technique. They have questions…

  • Resolved

  • 5 months ago
  • Power management
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• TL2845B: topology supported by TL2845B

  

  Emma Wang

  TI Thinks Resolved

  Part Number: TL2845B Other Parts Discussed in Thread: UC2845 , Hi expert, I want to promote TL2845B to replace UC2845. But I found TL2845B only supports flyback and boost, while UC2845 also supports buck and forward. Could you kindly tell me the…

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

• TL2845B: Operating free-air temperature

  

  Morty Xu

  Resolved

  Part Number: TL2845B Other Parts Discussed in Thread: UC2845 , UC3845 , TL3845B Hi Team, In the Recommended Operating Conditions of TL2845B, -40 to 85°C refers to TJ or TA? How does the customer evaluate if it represents ambient temperature? For…

  • Resolved

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

• TL2845B: ESD level

  

  Emma Wang

  TI Thinks Resolved

  Part Number: TL2845B Expert, My customer need ESD LEVLE to certificate in their system but they can not find it in the datasheet. could you kindly help to provide this? ESD (kV) HBM CDM BR Emma

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

• TL2845B: Reg: Switching Frequency Configurations.

  

  Prakash S

  Resolved

  Part Number: TL2845B Other Parts Discussed in Thread: TL2845 , Dear All, Greetings, I am using "TL2845BDR-8" as a controller for Flyback Converter. Below I have listed the specifications of the converter. Vin = 80 V to 140 V, Vo = 24 V, Io…

  • Resolved

  • over 3 years ago
  • Power management
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• TL2845B: Rsense designing

  

  Prakash S

  TI Thinks Resolved

  Part Number: TL2845B Other Parts Discussed in Thread: TL2845 Dear all, I am using TL2845BDR-8 controller to develop DC DC converter for the following specifications. Vin = 110 V (80 V to 140 V), Vo = 24 V, Io = 2 A, Fsw = 100 kHz, Fly-back…

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

• TL2845B: Layout guidelines

  

  Vedashree Varra

  TI Thinks Resolved

  Part Number: TL2845B Other Parts Discussed in Thread: TL2845 , UCC2803-Q1 Hi, I am searching for the layout guidelines of TL2845B. Please share the layout guidelines for TL2845B. Thank you, Vedashree

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

• TL2845B: the frequency will dither but it's a constant frequency device

  

  Howard Zou

  Resolved

  Part Number: TL2845B Hi, my customer is using TL2845B in a flyback converter, they will observe the device RC frequency dither at after start-up, stable working, and before shut down. The output load is constant, and the output voltage is still stable…

  • Resolved

  • over 6 years ago
  • Power management
  • Power management forum
Answered

• TL2845B: Difference from TL2845

  

  Johnny Guo

  Resolved

  Part Number: TL2845B Other Parts Discussed in Thread: TL2845 , Hi, team, I just need to confirm one thing with you. What is the difference between TL2845B and TL2845? I did not find some difference from datasheet. Thanks. Johnny

  • Resolved

  • over 8 years ago
  • Power management
  • Power management forum

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