Answered

• TPS2544: IEC/EN 62368-1

  

  user6381497

  Resolved

  Part Number: TPS2544 Other Parts Discussed in Thread: TPS65982D Hello, Anyone here could share the IEC/EN 62368-1 certificates and reports of TPS2544, SN1703018ZQZR, SN1804044ZBHR? These 3 IC models... Our company Pegatron needs the 62368-1 cert. and reports…

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  • over 4 years ago
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• TPS2544: TPS2544 placement suggestion

  

  Antony Lin

  TI Thinks Resolved

  Part Number: TPS2544 Other Parts Discussed in Thread: TUSB217 Hi, On a laptop product, the USB type-A connector will be place on a daughter card with 190mm FFC cable connected to the system main board. Where would you suggest to implement TPS2544? On…

  • over 5 years ago
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Answered

• TPS2544: Will USB device be damaged when D+/D- is short for DCP mode?

  

  Ann_Lien

  Resolved

  Part Number: TPS2544 Hello expert, My customer want to know if USB device will be damaged when D+/D- is short in DCP mode. As I know, there should be no current when D+/D- is short and no signal is transmitting. But customer would like to check if there…

  • Resolved

  • over 4 years ago
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Answered

• TPS2544: About FAULT#

  

  user4487274

  Resolved

  Part Number: TPS2544 Hello, Is it correct that FAULT# is not asserted to low even if EN becomes form high to low? Thank you. Katsuhiro

  • Resolved

  • over 4 years ago
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• TPS2544: About device operation

  

  user4487274

  TI Thinks Resolved

  Part Number: TPS2544 (1) Power-on-reset(POR) is described in the page 19 (Device Operation) of TPS2544 datasheet. (1-1) Does POR mean that VIN is 0V and EN is low? (1-2) And after VIN is 5V and EN is high, CTL configuration is detected? (2) Is it correct…

  • over 4 years ago
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• TPS2544: Can TPS2544 adjust current by parallel RLIM resistor after device enable ?

  

  Shaquille Chen

  TI Thinks Resolved

  Part Number: TPS2544 Hi Team, As title, 1. Can TPS2544 adjust current by parallel RLIM resistor after device enable ? 2. If not, should device disable then enable to set the new current limit? 3. CTL change will discharge. Can we switch RLIM then change…

  • over 5 years ago
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• RE: TPS2544: CDP - SDP2 recognition without discharge

  

  Emma Hoying

  Hello Katsuhiro, While in mode (CDP, SDP) the TPS2544 will have the current limit you illustrated here. The connected device should not start drawing current until enumeration has been completed so whether or not the current limit is applied during enumeration…

  • over 4 years ago
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Answered

• TPS2544: Current Limit in CDP Mode

  

  R D1

  Resolved

  Part Number: TPS2544 Hi, Will TPS2544 work in CDP mode if ILIM_HI is configured for less than 1.5A (say 900mA)? The datasheet mentions a fault condition for overcurrent conditions (the case of a device trying to draw more than the current limit), but…

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  • over 5 years ago
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• TPS2544: About the timing spec between EN and CTL

  

  user4487274

  TI Thinks Resolved

  Part Number: TPS2544 Hello, We are planning to controll EN and CTL by EC. Are there any timing spec about the controll between EN and CTL? Thank you. Katsuhiro

  • over 4 years ago
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• TPS2544: behavior when the Wake On USB

  

  Kazuto Tatsumi

  TI Thinks Resolved

  Part Number: TPS2544 Hi, My customer has a question about Wake on USB. According to the page 20 of datasheet, The specific CTL pin changes are shown as below. 1. 111 (CDP/SDP2) to 011 (DCP-Auto) 2. 010 (SDP1) to 011 (DCP-Auto) Does it means the TPS2544…

  • over 5 years ago
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