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LM3915N-1/NOPB - Texas Instruments

Description: Logarithmic bargraph driver,LM3915N-1 Texas Instruments LM3915N-1/NOPB, LED Driver, 10-Digits 10-Segments, 3.3 V, 5 V, 9 V, 12 V, 15 V, 18 V, 24 V, 18-Pin

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LM3915N-1/NOPB - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - NKF0018A
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LM3915N-1/NOPB - Texas Instruments  - 3D model - Dual-In-Line Packages - NKF0018A
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LM3915N-1/NOPB Details

  • Manufacturer Part Number:

    LM3915N-1/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    GREEN, PLASTIC, DIP-18

  • Pin Count:

    18

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    SELECTABLE DOT MODE

  • Data Input Mode:

    PARALLEL

  • Display Mode:

    BAR GRAPH

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    R-PDIP-T18

  • Length:

    21.78 mm

  • Moisture Sensitivity Level:

    1

  • Multiplexed Display Capability:

    NO

  • Number of Digits/Characters:

    10-DIGIT

  • Number of Functions:

    1

  • Number of Segments:

    10

  • Number of Terminals:

    18

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP18,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max:

    9.2 mA

  • Supply Voltage-Max:

    25 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    12 V

  • Supply Voltage1-Max:

    25 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-Nom:

    12 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

LM3915N-1/NOPB Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the LM3915N-1/NOPB is 3V to 25V.
  • The resistor values can be calculated using the formula: R = (Vcc - Vf) / If, where Vcc is the supply voltage, Vf is the forward voltage drop of the LED, and If is the desired LED current.
  • The SIG pin is the signal input pin, which is used to connect the voltage to be measured. It should be connected to the output of the voltage divider network or the output of an op-amp buffer stage.
  • The brightness of the LEDs can be adjusted by changing the value of the current limiting resistors or by using a potentiometer to adjust the voltage supply to the LEDs.
  • Yes, the LM3915N-1/NOPB can be used with microcontrollers or other digital circuitry to create a digital-to-analog converter or a voltage-to-frequency converter.

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LM3915N-1/NOPB Overview

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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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