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LM311N - onsemi

Description: Obsolete - Comparator, Single

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LM311N - onsemi PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - PDIP-8 CASE626-05
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LM311N - onsemi  - 3D model - Dual-In-Line Packages - PDIP-8 CASE626-05
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LM311N Details

  • Manufacturer Part Number:

    LM311N

  • Brand Name:

    onsemi

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    8 LEAD PDIP

  • Package Description:

    PLASTIC, DIP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    626-05

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Amplifier Type:

    COMPARATOR

  • Average Bias Current-Max (IIB):

    0.3 µA

  • Input Offset Voltage-Max:

    10000 µV

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e0

  • Length:

    9.78 mm

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Type:

    OPEN-COLLECTOR

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Response Time-Nom:

    200 ns

  • Seated Height-Max:

    4.45 mm

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    7.62 mm

LM311N Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is 30V, but it's recommended to keep it within the supply voltage range to ensure proper operation.
  • To prevent oscillation, ensure that the output is properly terminated, and the input signals are clean and free of noise. You can also add hysteresis to the comparator by adding a small amount of positive feedback from the output to the non-inverting input.
  • The minimum input voltage difference required for the LM311N to switch states is typically around 1-2mV, but this can vary depending on the specific application and noise conditions.
  • While the LM311N can be used as an amplifier, it's not recommended as it's not designed for linear amplification. The LM311N is optimized for comparator applications and may not provide the desired gain or linearity for amplification.
  • The pull-up resistor value depends on the load current and the desired output voltage. A general rule of thumb is to choose a value between 1kΩ to 10kΩ, but you may need to adjust this based on your specific application.

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LM311N Overview

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Part Image LM311J STMicroelectronics

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Part Image LM311NDS Freescale Semiconductor

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Part Image LM311NS Motorola Semiconductor Products

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Part Image KA311 Samsung Semiconductor

Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDIP8

For a full list of alternate parts for LM311N, check out Findchips.com