Answered

• TPS40303: Gate drivers voltage waveform

  

  ArTzy

  Resolved

  Part Number: TPS40303 Hi Experts, We are looking for the information at the TPS40303's HDRV and LDRV pin drivers. If the device is designed to convert from 3.3V to 1.0Vout, can you share us the average DC level of these pins, and waveform? We are…

  • Resolved

  • over 2 years ago
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• TPS40303: TPS40303 application question

  

  Dane Zhang

  TI Thinks Resolved

  Part Number: TPS40303 Hi team, when using the TPS40303DRCR, the datasheet recommend using 100nF for bootstrap capacitor. if using 470nF or 220nF, will there be any risk?

  • over 4 years ago
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• TPS40303: SS pin oscillating

  

  Darren Jenkins

  TI Thinks Resolved

  Part Number: TPS40303 TPS40303 team, A customer designed a board with TPS40303 to support up to 21A load. The Overcurrent isn't expected to be a factor since it is programmed at about 55 to 60A with R = 15.4kOhm. They tested first with current well…

  • over 4 years ago
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Answered

• TPS40303: Regarding buck converter webench simulation and inductor selection

  

  Caliber

  Resolved

  Part Number: TPS40303 Other Parts Discussed in Thread: TPS40305 Dear TI team, Good evening. We have done webench simulation for 12V to 5V at 3A(TPS40303DRCR),which will be supporting maximum 15watt load. We are now checking in PCB practically and…

  • Resolved

  • over 4 years ago
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Answered

• TPS40303: BP VDD 5V

  

  Mark Ackerson

  Resolved

  Part Number: TPS40303 Other Parts Discussed in Thread: TPS40304 , TPS40305 Can customer connect TPS40303 BP to VDD=5V? The reason for the unusual request is we are trying to replace a competitors device in an existing application. Regards, Mark

  • Resolved

  • over 4 years ago
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• TPS40303: TPS40303 Pin function

  

  Darren Yang

  TI Thinks Resolved

  Part Number: TPS40303 Could you help check above questions，tks！ 1. pls help check whether TI can providethe internes Blockdiagramm for the LDRV / OC functions of Pin9 ？ 2. Pls help check if the TPS40303's Pin8(SW) connect to GND，both Pin7(HDRV ) and…

  • over 7 years ago
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• TPS40303: TPS40303 SS and OPC issue

  

  Darren Yang

  TI Thinks Resolved

  Part Number: TPS40303 Hi, could you help check above questions, tks! Test question: At a low temperature of -40 °C, IC's soft-start SS and over-current (short-circuit) protection OCP, what are the internal connections and connections? ?--- pls help…

  • over 7 years ago
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• TPS40303: TPS40303+UCC27200, How to achieve OCP and SCP function?

  

  WU YISYUAN

  TI Thinks Resolved

  Part Number: TPS40303 Other Parts Discussed in Thread: UCC27200 Hi, I used TPS40303+ UCC27200, now I have some question. Because TPS43030 pin 9 through UCC27200 to MOS. How to achieve OCP and SCP function? I think PIN9 can't detection current…

  • over 7 years ago
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• TPS40303: BP PIN short to BOOT PIN

  

  Benjamin Zhou

  Part Number: TPS40303 Hi Team, My customer reported an issue that BP PIN short to BOOT PIN while using the TPS40303, this issue happened especially doing the output short test: Could you kindly help on below items? 1) Could you kindly share bootstrap…

  • over 5 years ago
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Answered

• TPS40303: TPS40303/4/5 synchronization of multipel controllers

  

  Michael T Schneider

  Resolved

  Part Number: TPS40303 Is there a way to synchronize multiple TPS40303/4/5 DC/DC Buck Controllers? It doesnt look like it but I wanted to confirm. Application: POL

  • Resolved

  • over 7 years ago
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