• UCC2946: WDO stability

  

  Macarena

  Part Number: UCC2946 Hi, is the WDO output reccommended to have attached a decoupling capacitor for filtering the signal? In my application, this signal is connected to the RESET input of a flip flop, which is sometimes suddenly triggered for no apparent…

  • 22 days ago
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Answered

• UCC2946: Watchdog pulse width parameter

  

  Macarena

  Resolved

  Part Number: UCC2946 Other Parts Discussed in Thread: TEST Hi, in the Electrical Characteristics table of the datasheet one of the test conditions of the watchdog is the "watchdog pulse width", only indicating a minimum of 50 ns. Does this signal refer…

  • Resolved

  • 22 days ago
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• UCC2946: Spice model

  

  Gergely Hunyady

  TI Thinks Resolved

  Part Number: UCC2946 Other Parts Discussed in Thread: PSPICE-FOR-TI Dear Support, I would like to simulate the UCC2946 Watchdog Supervisor, but for that I need the .asy file (LTSpice), I couldnt find this file between the CAD resources, could you please…

  • 3 months ago
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Answered

• UCC2946: WDO not going low after WDI stops toggling

  

  Macarena

  Resolved

  Part Number: UCC2946 Other Parts Discussed in Thread: TPS3851 , TEST Hi team, I am trying to implement the UCC2946 in a logic circuit which requires the usage of a watchdog timer and a reset signal. However, I am having some troubles with the pinout configuration…

  • Resolved

  • 6 months ago
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• UCC2946: temperature range

  

  Simon Jagla

  TI Thinks Resolved

  Part Number: UCC2946 Hi Champs, there is some contradicting information about the temperature grade of this device. https://www.ti.com/product/UCC2946 Website says: +90C Datasheet says on page 2: +95C Datasheet says on page 9: +85C could you please…

  • over 2 years ago
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• UCC2946: Help to check how much current could UCC2946PWTR WDO pin could drive?

  

  Helios Yang

  TI Thinks Resolved

  Part Number: UCC2946 Hi Team, Please help to check what the maxima Iout from UCC2946PWTR pin WDO? Customer system would need to connect to the VCC pin for next stage logic and would like to confirm if any limitation? Thanks

  • over 2 years ago
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• UCC2946: The relation between RESET/WDI and WDO

  

  user4979989

  TI Thinks Resolved

  Part Number: UCC2946 Hi team, My customer is asking about datasheet figure 4 (Watchdog Circuit Timings) 1. Once RESET is low, WDO will always keep high no matter WDI pulse exceeds TWP or not? 2. If Q#1 is yes, once RESET is low so WDO is always high…

  • over 3 years ago
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• UCC2946: Could you kindly help to check the value between t5 and t6?

  

  Lian Wu

  TI Thinks Resolved

  Part Number: UCC2946 Dears: Could you kindly help to check the value between t5 and t6 as below picture: Since from datasheet there is no description about the value.

  • over 3 years ago
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• UCC2946 max watchdog/reset periodic

  

  Terry Wu

  Dear Sirs, May I have your support to confirm the max reset & watch dog period time ? Our target is 5 minutes for Watch dog 5 second for reset Many thanks !

  • over 5 years ago
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• UCC2946-Q1: Reset time out period and watchdog time out period minimum and maximum values calculation

  

  Rajvel Murugesan

  Part Number: UCC2946-Q1 Other Parts Discussed in Thread: SN65HVD75 I am planning to use the below part number in one of my application. I need technical data for this part. can you please support. Part Number selected : 1. UCC2946-Q1 2.SN65HVD75 Question…

  • over 5 years ago
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