TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel


Search tips
Showing 43 results View by: Thread Post Sort by
  • LM2940-N: I am driving 300mA load from 12V sot223 package but the LDO starts dropping output voltage and heats up

    Riya Gupta
    Riya Gupta
    TI Thinks Resolved
    Part Number: LM2940-N I added capacitors on input and output but the voltage is stopping and output is not stable.How should I correct it?
    • over 6 years ago
    • Power management
    • Power management forum
  • LM2940-N: LDO for automotive

    Khoi Nguyen83
    Khoi Nguyen83
    Part Number: LM2940-N Other Parts Discussed in Thread: TPS7A47-Q1 , LM317 , TPS7B82-Q1 , TPS7A69-Q1 I need an 5V and 3.3V, 1A or less direct automotive battery connection. I found the LM2940 family that should work. Is there something newer I should…
    • over 8 years ago
    • Power management
    • Power management forum
  • TINA/Spice/LM2940-N: I am looking for a behavioral model (hspice or ibis)

    guy lemire
    guy lemire
    TI Thinks Resolved
    Part Number: LM2940-N Other Parts Discussed in Thread: TINA-TI , UCD9090A Tool/software: TINA-TI or Spice Models Hello I am using the TI UCD9090a sequencer to run margining on some of my voltage rails. I am using HSPICE to simulate this circuit, but I…
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2940-N: protection diode required?

    luispatsko
    luispatsko
    Resolved
    Part Number: LM2940-N Hello, I've searched for this question on this forum and other sites, but couldn't find any clear information. Some linear regulators require a diode in parallel, as a protection against the output caps discharging through the…
    • Resolved
    • over 9 years ago
    • Power management
    • Power management forum
  • LM2940-N: Change in Junction to Ambient resistance value

    balaji yoki
    balaji yoki
    TI Thinks Resolved
    Part Number: LM2940-N Hi, We have used one of your low drop out regulators from National semiconductors in our power supply dc -dc conversion. Part no : LM2940S-8.0/NOPB As per the National semiconductors datasheet revision Jan 2007 , junction to…
    • over 9 years ago
    • Power management
    • Power management forum
  • LM2940-N: I need a similar part like LM2940IMP-15 LDO with same matching footprint but current output 2 Amps

    Athun Siva
    Athun Siva
    TI Thinks Resolved
    Part Number: LM2940-N I need a similar part like LM2940IMP-15 LDO with same matching footprint but current output 2 amps. If there is no part with exact spec as above, please come up with nearest equivalent.
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM340: Do you have any linear regulator which have +/-2% accuracy of output voltage?

    Ishaan Shetye
    Ishaan Shetye
    Resolved
    Hi Kazuya, I would recommend LM1086 and LM2940-N. These match the parameters you are seeking. Thanks Ishaan
    • 7 months ago
    • Power management
    • Power management forum
  • Suggest TI solution and verify if it’s P2P compatible with MC7815BDTRKG

    Victor Peng
    Victor Peng
    TI Thinks Resolved
    Other Parts Discussed in Thread: TPS7A45 , LM2940C , LM2940-N , LM340 , TL780 Hi Team, Suggest TI solution and verify if it’s P2P compatible with MC7815BDTRKG from ON
    • over 4 years ago
    • Power management
    • Power management forum
  • RE: Requesting Thermal Data for LM2940S-5.0/NOPB - LDO Voltage Regulator

    Nick Butts
    Nick Butts
    Hi Prathik, LM2940S-5.0/NOPB is in the LM2940-N family. Hence you can use the following thermal metrics for it. You can see which orderable part numbers are part of which family by looking at the product pages for both the LM2940C and LM2940…
    • over 4 years ago
    • Power management
    • Power management forum
  • LM7800: Please recommend LDO for my customer.

    Chase Jeong
    Chase Jeong
    TI Thinks Resolved
    Part Number: LM7800 Other Parts Discussed in Thread: TPS7B88-Q1 , TPS7B87-Q1 , TL751M-Q1 , TL750M-Q1 , TL1963A-Q1 , LM1117 , LM2940C , LM2940-N Hello TI experts, my customer considers LDO for their new product. please recommend LDO for my customer.…
    • over 3 years ago
    • Power management
    • Power management forum
<>

Didn't find what you are looking for? Post a new question.

  • Ask a new question