• TPS1HC100-Q1: Fault pin

  

  Marvin Gasis Arcangel

  TI Thinks Resolved

  Part Number: TPS1HC100-Q1 Hi Team, Can you please clarify if there are any internal pull up on the fault pin of PTPS1HC100BQPWPRQ1?' is this internal pull up for output open load or internal pullup on the fault pin ? Thank you in advance. Regards…

  • 20 days ago
  • Power management
  • Power management forum

• TPS1HC100-Q1: questions ABOUT TPS1HC100-Q1

  

  Elec Cheng

  TI Thinks Resolved

  Part Number: TPS1HC100-Q1 Hi Expert, I have several questions about TPS1HC100-Q1: 1. As you can see below, the relative shit down has tighter threshold than absolute thermal shut down. So relative one always happens first. So under what condition doe…

  • 3 months ago
  • Power management
  • Power management forum
Answered

• TPS1HC100-Q1: Protection Features when DIAG_EN is Open (unused)

  

  Masaru Oinaga

  Resolved

  Part Number: TPS1HC100-Q1 Hello, Team, We have a question about TPS1HC100-Q1 when DIAG_EN is unused (open or connected to GND via R PROT resistor.) Datasheet p30 states that: however, DIAG_EN being high is not necessary for all protection features to…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum

• TPS1HC100-Q1: RILIM resistor size if want to set current limit at 20mA

  

  Qingxuan Kong

  TI Thinks Resolved

  Part Number: TPS1HC100-Q1 According to the CurrentLimit Ratio (KCL) provided, if we want to set current limit to 20mA, the RILIM = KCL/ILIM = 49/0.02 = 2.45M ohm. 1. Is it possible to set the current limit down to 20mA? Does 2.45M ohm resistor make sense…

  • 1 month ago
  • Power management
  • Power management forum

• TPS1HC100-Q1: Continuous load current 2A or 2.5A?

  

  Shawn_Wang

  TI Thinks Resolved

  Part Number: TPS1HC100-Q1 Hi team Could you help me understand the "Continuous load current" spec? EC table give a typical value of 2A but D/S first page give a 2.5A description. May I know your comments to this?

  • 2 months ago
  • Power management
  • Power management forum

• TPS1HC100-Q1: questions about functional safety doc

  

  Elec Cheng

  TI Thinks Resolved

  Part Number: TPS1HC100-Q1 Hi Expert, Our customer read "TPS1HC100-Q1 Functional Safety" and they have some question. Question 1: What's the relationship between (FIT) Rates and Failure Mode Distribution (FMD) and Pin Failure Mode Analysis…

  • 3 months ago
  • Power management
  • Power management forum

• TPS1HC100-Q1: TPS1HC100-Q1

  

  Mo-Ran Yang

  TI Thinks Resolved

  Part Number: TPS1HC100-Q1 Hello, I'm considering using the TPS1HC100BQPWPRQ1 to power supply of LED driver. The external load conditions are as follows. - Nominal current : 250~350mA - Inrush current : 5A, 50us - The purpose of current sensor is…

  • 8 months ago
  • Power management
  • Power management forum

• TPS1HC100-Q1: Load dump voltage VLD

  

  Shawn_Wang

  TI Thinks Resolved

  Part Number: TPS1HC100-Q1 Hi team Could you help check if TPS1HC100-Q1 is damaged if a continuous 36V DC is applied to VBB pin? D/S give a maximum 36V load dump voltage and it should be a transient event.

  • 6 months ago
  • Power management
  • Power management forum
Answered

• TPS1HC100-Q1: EN pin open behavior?

  

  Yoshiki Ochi

  Resolved

  Part Number: TPS1HC100-Q1 Hi team, Does it turn off output it EN pin is open or Hi-Z input? Regards, Ochi

  • Resolved

  • 7 months ago
  • Power management
  • Power management forum
Answered

• TPS1HC100-Q1: resistance value of RPROT

  

  Masakazu Adachi

  Resolved

  Part Number: TPS1HC100-Q1 Hello team, I receive a question from the customer. Is it possible to use 10k ohm for RPROT? In datasheet recommend to use 5k ohm. Let me know what you think. Regards, Masa

  • Resolved

  • 8 months ago
  • Power management
  • Power management forum

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