LM140K-5.0/NOPB

LM140K-5.0/NOPB

$88.08
  • Description:IC REG LINEAR 5V 1A TO3-2
  • Series:-
  • Mfr:Texas Instruments
  • Package:Bulk,Tray

SKU:dd6568d4aada Category: Brand:

  
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Product Detailed Parameters

  • Description:IC REG LINEAR 5V 1A TO3-2
  • Series:-
  • Mfr:Texas Instruments
  • Package:Bulk,Tray
  • Output Configuration:Positive
  • Output Type:Fixed
  • Number of Regulators:1
  • Voltage - Input (Max):35V
  • Voltage - Output (Min/Fixed):5V
  • Voltage - Output (Max):-
  • Voltage Dropout (Max):2V @ 1A
  • Current - Output:1A
  • Current - Quiescent (Iq):6 mA
  • Current - Supply (Max):-
  • PSRR:80dB (120Hz)
  • Control Features:-
  • Protection Features:Over Temperature, Short Circuit
  • Operating Temperature:-55°C ~ 125°C
  • Mounting Type:Through Hole
  • Package / Case:TO-204AA, TO-3
  • Supplier Device Package:TO-3-2
  • Grade:-
  • Qualification:-

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LM140K-5.0/NOPB

Buying Guide
Summary

Texas Instruments LM140K-5-0-NOPB is used in Voltage Regulators - Linear, Low Drop Out (LDO) Regulators category in power designs where stability, startup behavior, and thermal headroom need to be measurable. Key specs include Description (IC REG LINEAR 5V 1A TO3-2), Temperature (-55°C ~ 125°C), Package/case (TO-204AA, TO-3), Mounting (Through Hole), and Packaging (Bulk, Tray).

Selection Notes
  • For LM140K-5-0-NOPB, confirm current consumption (2V @ 1A) is within your worst-case power budget.
  • Confirm the output type (Fixed) and any level/threshold requirements for your system.
  • Verify the operating temperature range (-55°C ~ 125°C) and derate as needed in your application.
Alternates & Substitutions
  • For Voltage Regulators - Linear, Low Drop Out (LDO) Regulators substitutions, lock footprint/pinout and operating envelope first, then verify the critical performance conditions on your hardware.
  • Verify the alternate stays within temperature -55°C ~ 125°C across startup, load steps, and worst-case temperature.
  • Treat package/case TO-204AA, TO-3, supplier package TO-3-2, mounting Through Hole as the first filter, then move on to electrical and performance checks.
  • For regulator alternates, confirm startup sequencing, protections, and thermal performance in your actual layout.
FAQ

What details help you quote LM140K-5-0-NOPB quickly?
Provide the part number (LM140K-5-0-NOPB), quantity, required lead time, and any packaging or documentation requirements.

Who is the manufacturer of LM140K-5-0-NOPB?
Texas Instruments

What Voltage - Output (Min/Fixed) does LM140K-5-0-NOPB have?
5V

What is the supply current of LM140K-5-0-NOPB?
2V @ 1A

Application Scenarios

In real deployments, the question for Texas Instruments LM140K-5-0-NOPB in Voltage Regulators - Linear, Low Drop Out (LDO) Regulators is whether it stays inside the electrical/thermal envelope while remaining easy to validate and support. When power margins are designed in, downstream signal integrity and timing margins are usually easier to hold in production. They manage conversion, sequencing, and supervision so rails remain stable under load steps, brownouts, and surge conditions. They are often used as post-regulators to clean rails feeding sensitive clocks, RF blocks, or data converters. In networking line cards, hot-swap and fault response are validated so transient events do not reset critical datapaths. Within automotive ECUs, they handle cranking dips and load dumps while meeting EMI requirements and protecting mixed-voltage sensor domains. Within battery-powered tools and portable medical devices, efficiency and low quiescent current extend runtime while keeping transient behavior predictable.

Compatibility Advice
  • For second-source planning, verify dropout and transient headroom under worst-case load so rails do not collapse during load steps. This helps field behavior stay predictable across lots.
  • In practice, verify dropout and transient headroom under worst-case load so rails do not collapse during load steps on the assembled PCB.
Project Fit
  • Good fit when you can qualify Texas Instruments LM140K-5-0-NOPB for Voltage Regulators - Linear, Low Drop Out (LDO) Regulators integration in the final enclosure, and you need predictable rails under load steps and can validate stability, EMI, and thermal rise in the final layout.
  • Poor fit when startup and sequencing behavior cannot be verified in the real system, because the remaining risk is system-level and cannot be bounded by datasheet checks alone.
LM140K-5.0/NOPBLM140K-5.0/NOPB
$88.08
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