Part Image

LM318N - Texas Instruments

Description: Operational Amplifiers

Download LM318N Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
LM318N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - p(r-pdip-t8
click to zoom
3D Models
LM318N - Texas Instruments  - 3D model - Dual-In-Line Packages - p(r-pdip-t8
click to zoom

LM318N Details

  • Manufacturer Part Number:

    LM318N

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.5 µA

  • Bias Current-Max (IIB) @25C:

    0.25 µA

  • Common-mode Reject Ratio-Min:

    70 dB

  • Common-mode Reject Ratio-Nom:

    100 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    10000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e0

  • Length:

    4.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Min:

    50 V/us

  • Slew Rate-Nom:

    70 V/us

  • Supply Current-Max:

    15 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Unity Gain BW-Nom:

    15000

  • Voltage Gain-Min:

    50000

  • Wideband:

    NO

  • Width:

    3.9 mm

LM318N Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LM318N is 1.4W, which is calculated based on the maximum junction temperature (Tj) of 150°C and the thermal resistance (RθJA) of 90°C/W.
  • While the LM318N can be used as a comparator, it's not the best choice due to its relatively slow slew rate (0.5V/μs) and limited bandwidth (1MHz). A dedicated comparator like the LM339 or LM2901 would be a better option.
  • To ensure stability, make sure to follow proper PCB layout practices, use a low-ESR capacitor for decoupling, and consider adding a compensation capacitor (e.g., 10nF) between the output and the inverting input. Additionally, ensure the feedback loop has a sufficient phase margin (>45°) to prevent oscillations.
  • The input impedance of the LM318N is typically around 2MΩ, which is relatively high. This makes it suitable for use in high-impedance circuits, such as audio amplifiers or instrumentation amplifiers.
  • Yes, the LM318N can be used in a single-supply configuration, but you'll need to ensure the input common-mode voltage is within the specified range (VCC-1.5V to VCC-0.5V). You may also need to add a voltage divider or level shifter to adjust the input signal to the correct voltage range.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

LM318N Overview

Use the download button to access the LM318N schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LM318, or try a keyword search, such as Operational Amplifiers

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

Parts related to LM318N

Showing 0 results

LM318N Alternates

Showing results

Image Part Number Model
Part Image LM318N National Semiconductor Corporation

Operational Amplifier, 1 Func, 15000uV Offset-Max, BIPolar, PDIP8

Part Image NJM318D New Japan Radio Co Ltd

Operational Amplifier, 1 Func, 10000uV Offset-Max, BIPolar, PDIP8

Part Image LM318J-8 National Semiconductor Corporation

IC OP-AMP, 10000 uV OFFSET-MAX, 15 MHz BAND WIDTH, CDIP8, MINI, CERAMIC, DIP-8, Operational Amplifier

Part Image LM318J-8 Texas Instruments

OP-AMP, 10000uV OFFSET-MAX, 15MHz BAND WIDTH, CDIP8, MINI, CERAMIC, DIP-8

Part Image 5962-01-182-1805 Texas Instruments

Operational Amplifier, 1 Func, 15000uV Offset-Max, BIPolar, PDIP14

For a full list of alternate parts for LM318N, check out Findchips.com