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L7818CV-DG - STMicroelectronics

Description: STMICROELECTRONICS - L7818CV-DG. - LINEAR VOLT REGU, FIXED, 18V/0.5A, TO220

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L7818CV-DG - STMicroelectronics - PCB symbol
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PCB Footprints
L7818CV-DG - STMicroelectronics PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220 (dual gauge)_1
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3D Models
L7818CV-DG - STMicroelectronics - 3D model - Transistor Outline, Vertical - TO-220 (dual gauge)_1
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L7818CV-DG Details

  • Manufacturer Part Number:

    L7818CV-DG

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SFM

  • Pin Count:

    3

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1980-01-04

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Input Voltage-Max:

    33 V

  • Input Voltage-Min:

    21 V

  • JESD-30 Code:

    R-XSFM-T3

  • JESD-609 Code:

    e3

  • Number of Functions:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    18.9 V

  • Output Voltage1-Min:

    17.1 V

  • Output Voltage1-Nom:

    18 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    SFM

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    TUBE

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    SINGLE

  • Voltage Tolerance-Max:

    5%

L7818CV-DG Frequently Asked Questions (FAQs)

  • The maximum input voltage for the L7818CV-DG is 35V, but it's recommended to keep it below 25V for optimal performance and to prevent overheating.
  • The output voltage tolerance of the L7818CV-DG is typically ±4% of the nominal output voltage (18V). You can calculate it by multiplying the nominal output voltage by the tolerance percentage.
  • The minimum input voltage required for the L7818CV-DG to regulate properly is around 10V, but it's recommended to keep it above 12V for optimal performance.
  • The L7818CV-DG is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to use a heat sink or thermal management system to keep the device within its operating temperature range.
  • To ensure the stability of the L7818CV-DG output voltage, use a minimum output capacitance of 10uF and an input capacitance of 10uF to 100uF. You can also add a noise-reducing capacitor (e.g., 10nF) between the input and ground.

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L7818CV-DG Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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