• LM1117: LM1117

  

  Arabella Zhang

  TI Thinks Resolved

  Part Number: LM1117 Tool/software: Dears, The customer encountered some problems when using LM1117IMPX-3.3. 3.3V is connected to a 500Ω load, +5V is powered by an external power supply, and the external input current is 80mA. Remove 1117, and the external…

  • 11 months ago
  • Power management
  • Power management forum

• LM1117: UL flammability rating

  

  Saravanakumar Irulappan

  TI Thinks Resolved

  Part Number: LM1117 Tool/software: Hi, We would like to know whether the regulator IC is rated for flammability level UL 94-V0. Please check and confirm. Regards, Saravana

  • 1 month ago
  • Power management
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• LM1117: LM1117IMPX-3.3 CE certification

  

  Herbert Wang

  TI Thinks Resolved

  Part Number: LM1117 Tool/software: Dear Expert: could you support the CE Certification of LM1117IMPX-3.3/NOPB, THKS

  • 1 month ago
  • Power management
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• LM1117: TO-252

  

  mojtaba pourvash

  TI Thinks Resolved

  Part Number: LM1117 Tool/software: Hi, my question is in regard to thermal resistance data specified on page 4 of the datasheet for LM1117 800-mA, Low-Dropout Linear Regulator. An image is shown below. As you can see for TO-252 package, junction to…

  • 3 months ago
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  • Power management forum

• LM1117: Regarding input and output capacitors

  

  Kyohei

  TI Thinks Resolved

  Part Number: LM1117 Tool/software: Hi team, The datasheet recommends using tantalum capacitors for input and output capacitors, but is it acceptable to use ceramic capacitors instead? Best regards, Kyohei

  • 2 months ago
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• LM1117: maximum operating voltage

  

  Tonu Arulaane

  TI Thinks Resolved

  Part Number: LM1117 Tool/software: Component page gives Vin (max) as 15V. Datasheet 7.1 Absolute Maximum Ratings gives 20V. 7.3 Recommended Operating Conditions gives15V Questions: 1. what is the actual maximum input rating of this device? 2…

  • 8 months ago
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• LM1117-Q1: TSD(shutdown)

  

  Hui Cao22

  TI Thinks Resolved

  Part Number: LM1117-Q1 Tool/software: LM1117-Q1 in the specification sheet The internal protection junction temperature of PLM111750QKVURQ1 is 180 degrees TSD（shutdown）. However, after we received the sample and measured it under different loads, the…

  • 4 months ago
  • Power management
  • Power management forum

• LM1117: Output drift

  

  Chen Alex1

  Part Number: LM1117 Tool/software: Hi sir past few years. I use the LM1117SX-5.0 to be a power stage from 12v to 5v now I found some device are drift ,some is 5.2~5.4V, 3.8V, 0V, that is incorrect did you have any advise? thanks

  • 10 months ago
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• LM1117: Thermal calculate of LM1117I

  

  Leo Ma

  TI Thinks Resolved

  Part Number: LM1117 Tool/software: Hi team, Customer use LM1117I, Vin=7V, Vout=5V, Iout=0.6A. They test temperature of the IC case is 70℃， but the Vout decrease to 0 quickly. I have 2 questions: Does this trigger over temperature shutdown? How…

  • 11 months ago
  • Power management
  • Power management forum
Answered

• LM1117: Question about Peak Current of LM1117

  

  Sukmin Hong

  Resolved

  Part Number: LM1117 Other Parts Discussed in Thread: LM317 Hello, I am using LM1117 for motor controㅣ. I use Vin = 12V, Vout = 6V. In the datasheet subject it says "LM1117 800-mA, Low-Dropout Linear Regulator" Then Is this LDO is used for…

  • Resolved

  • over 2 years ago
  • Power management
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