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LM318D - Texas Instruments

Description: TEXAS INSTRUMENTS - LM318D - Operational Amplifier, 1 Amplifier, 15 MHz, 50 V/µs, ± 5V to ± 20V, SOIC, 8 Pins

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LM318D - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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LM318D Details

  • Manufacturer Part Number:

    LM318D

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.75 µA

  • Bias Current-Max (IIB) @25C:

    0.5 µA

  • Common-mode Reject Ratio-Min:

    70 dB

  • Common-mode Reject Ratio-Nom:

    100 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.2 µA

  • Input Offset Voltage-Max:

    10000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • 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:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • 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

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    10 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Unity Gain BW-Nom:

    15000

  • Voltage Gain-Min:

    20000

  • Wideband:

    NO

  • Width:

    3.9 mm

LM318D Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LM318D 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 LM318D 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 to 100nF) in parallel with the feedback resistor to reduce oscillations.
  • The input impedance of the LM318D 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 LM318D can be used in a single-supply configuration, but you'll need to ensure that the input signal is biased around the midpoint of the supply voltage (Vcc/2) to maintain a linear output. You may also need to add a voltage divider or a resistive network to set the input common-mode voltage.

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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.

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