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Datasheet Texas Instruments LM2574HV — Даташит

ПроизводительTexas Instruments
СерияLM2574HV
Datasheet Texas Instruments LM2574HV

SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator

Datasheets

LM2574x SIMPLE SWITCHERВ® 0.5-A Step-Down Voltage Regulator datasheet
PDF, 3.2 Мб, Версия: D, Файл опубликован: 27 апр 2016
Выписка из документа

Цены

ЗУМ-СМД
Россия
LM2574HV
Texas Instruments
532 ₽
Сравнительное тестирование аккумуляторов EVE Energy и Samsung типоразмера 18650

Статус

LM2574HVM-12LM2574HVM-12/NOPBLM2574HVM-15LM2574HVM-15/NOPBLM2574HVM-3.3/NOPBLM2574HVM-5.0LM2574HVM-5.0/NOPBLM2574HVM-ADJLM2574HVM-ADJ/NOPBLM2574HVMX-12/NOPBLM2574HVMX-15/NOPBLM2574HVMX-3.3/NOPBLM2574HVMX-5.0LM2574HVMX-5.0/NOPBLM2574HVMX-ADJ/NOPBLM2574HVN-12/NOPBLM2574HVN-15/NOPBLM2574HVN-5.0/NOPBLM2574HVN-ADJ/NOPB
Статус продуктаНе рекомендуется для новых разработокВ производствеНе рекомендуется для новых разработокВ производствеВ производствеНе рекомендуется для новых разработокВ производствеНе рекомендуется для новых разработокВ производствеВ производствеВ производствеВ производствеНе рекомендуется для новых разработокВ производствеВ производствеВ производствеВ производствеВ производствеВ производстве
Доступность образцов у производителяДаДаНетДаНетНетНетДаНетДаДаДаНетНетНетНетНетДаНет

Корпус / Упаковка / Маркировка

LM2574HVM-12LM2574HVM-12/NOPBLM2574HVM-15LM2574HVM-15/NOPBLM2574HVM-3.3/NOPBLM2574HVM-5.0LM2574HVM-5.0/NOPBLM2574HVM-ADJLM2574HVM-ADJ/NOPBLM2574HVMX-12/NOPBLM2574HVMX-15/NOPBLM2574HVMX-3.3/NOPBLM2574HVMX-5.0LM2574HVMX-5.0/NOPBLM2574HVMX-ADJ/NOPBLM2574HVN-12/NOPBLM2574HVN-15/NOPBLM2574HVN-5.0/NOPBLM2574HVN-ADJ/NOPB
N12345678910111213141516171819
Pin1414141414141414141414141414148888
Package TypeNPANPANPANPANPANPANPANPANPANPANPANPANPANPANPAPPPP
Industry STD TermSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICPDIPPDIPPDIPPDIP
JEDEC CodeR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-GR-PDIP-TR-PDIP-TR-PDIP-TR-PDIP-T
Маркировка-12 P+-12 P+LM2574HVMLM2574HVMLM2574HVM-5.0 P+-5.0 P+LM2574HVMLM2574HVMLM2574HVM-15 P+-3.3 P+-5.0 P+-5.0 P+-ADJ P+-12 P+-15 P+LM2574HVNLM2574HVN
Width (мм)7.4987.4987.4987.4987.4987.4987.4987.4987.4987.4987.4987.4987.4987.4987.4986.356.356.356.35
Length (мм)8.9928.9928.9928.9928.9928.9928.9928.9928.9928.9928.9928.9928.9928.9928.9929.819.819.819.81
Thickness (мм)2.3012.3012.3012.3012.3012.3012.3012.3012.3012.3012.3012.3012.3012.3012.3013.93.93.93.9
Pitch (мм)1.271.271.271.271.271.271.271.271.271.271.271.271.271.271.272.542.542.542.54
Max Height (мм)2.652.652.652.652.652.652.652.652.652.652.652.652.652.652.655.085.085.085.08
Mechanical DataСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачатьСкачать
Package QTY505050505050505010001000100010001000100040404040
CarrierTUBETUBETUBETUBETUBETUBETUBETUBELARGE T&RLARGE T&RLARGE T&RLARGE T&RLARGE T&RLARGE T&RTUBETUBETUBETUBE

Параметры

Parameters / ModelsLM2574HVM-12
LM2574HVM-12
LM2574HVM-12/NOPB
LM2574HVM-12/NOPB
LM2574HVM-15
LM2574HVM-15
LM2574HVM-15/NOPB
LM2574HVM-15/NOPB
LM2574HVM-3.3/NOPB
LM2574HVM-3.3/NOPB
LM2574HVM-5.0
LM2574HVM-5.0
LM2574HVM-5.0/NOPB
LM2574HVM-5.0/NOPB
LM2574HVM-ADJ
LM2574HVM-ADJ
LM2574HVM-ADJ/NOPB
LM2574HVM-ADJ/NOPB
LM2574HVMX-12/NOPB
LM2574HVMX-12/NOPB
LM2574HVMX-15/NOPB
LM2574HVMX-15/NOPB
LM2574HVMX-3.3/NOPB
LM2574HVMX-3.3/NOPB
LM2574HVMX-5.0
LM2574HVMX-5.0
LM2574HVMX-5.0/NOPB
LM2574HVMX-5.0/NOPB
LM2574HVMX-ADJ/NOPB
LM2574HVMX-ADJ/NOPB
LM2574HVN-12/NOPB
LM2574HVN-12/NOPB
LM2574HVN-15/NOPB
LM2574HVN-15/NOPB
LM2574HVN-5.0/NOPB
LM2574HVN-5.0/NOPB
LM2574HVN-ADJ/NOPB
LM2574HVN-ADJ/NOPB
Approx. Price (US$)1.45 | 1ku
Control ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage ModeVoltage Mode
Duty Cycle(Max), %989898989898989898989898989898989898
Duty Cycle(Max)(%)98
Iout(Max), A0.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.5
Iout(Max)(A)0.5
Iq(Typ), мА555555555555555555
Iq(Typ)(mA)5
Рабочий диапазон температур, Cот -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125от -40 до 125
Operating Temperature Range(C)-40 to 125
Package GroupSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICSOICPDIPPDIPPDIPPDIP
RatingCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalogCatalog
Regulated Outputs111111111111111111
Regulated Outputs(#)1
Special FeaturesEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnableEnable
Switching Frequency(Max), kHz525252525252525252525252525252525252
Switching Frequency(Max)(kHz)52
Switching Frequency(Min), kHz525252525252525252525252525252525252
Switching Frequency(Min)(kHz)52
ТипConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverterConverter
Vin(Max), В606060606060606060606060606060606060
Vin(Max)(V)60
Vin(Min), В444444444444444444
Vin(Min)(V)4
Vout(Max), В373737373737373737373737373737373737
Vout(Max)(V)37
Vout(Min), В3.33.33.33.33.33.33.33.33.33.33.33.33.33.33.33.33.33.3
Vout(Min)(V)3.3

Экологический статус

LM2574HVM-12LM2574HVM-12/NOPBLM2574HVM-15LM2574HVM-15/NOPBLM2574HVM-3.3/NOPBLM2574HVM-5.0LM2574HVM-5.0/NOPBLM2574HVM-ADJLM2574HVM-ADJ/NOPBLM2574HVMX-12/NOPBLM2574HVMX-15/NOPBLM2574HVMX-3.3/NOPBLM2574HVMX-5.0LM2574HVMX-5.0/NOPBLM2574HVMX-ADJ/NOPBLM2574HVN-12/NOPBLM2574HVN-15/NOPBLM2574HVN-5.0/NOPBLM2574HVN-ADJ/NOPB
RoHSНе совместимСовместимSee ti.comСовместимСовместимSee ti.comСовместимSee ti.comСовместимСовместимСовместимСовместимSee ti.comСовместимСовместимСовместимСовместимСовместимСовместим
Бессвинцовая технология (Pb Free)Нет

Application Notes

  • AN-643 EMI/RFI Board Design (Rev. B)
    PDF, 742 Кб, Версия: B, Файл опубликован: 3 май 2004
    Application Note 643 EMI/RFI Board Design
  • Cost-Effective Transformerless Offline Supply for Light Load Applications (Rev. A)
    PDF, 295 Кб, Версия: A, Файл опубликован: 16 июн 2015
    This design idea provides a simple non-isolated AC/DC power supply for low power applications. Thedesign uses a "capacitive-dropper" front-end combined with a LM46000 SIMPLE SWITCHERВ® buckregulator from Texas Instruments. The circuit provides 3.3 V at a minimum of 100 mA from a line supply of90 VAC to 265 VAC. Theory of operation as well as design equations and performance results are given.
  • Input and Output Capacitor Selection
    PDF, 219 Кб, Файл опубликован: 19 сен 2005
  • AN-1197 Selecting Inductors for Buck Converters (Rev. B)
    PDF, 558 Кб, Версия: B, Файл опубликован: 23 апр 2013
    This application report provides design information to help select an off-the-shelf inductor for anycontinuous-mode buck converter application.
  • AN-2155 Layout Tips for EMI Reduction in DC/ DC Converters (Rev. A)
    PDF, 3.6 Мб, Версия: A, Файл опубликован: 23 апр 2013
    This application note will explore how the layout of your DC/DC power supply can significantly affect theamount of EMI that it produces. It will discuss several variations of a layout analyze the results andprovide answers to some common EMI questions such whether or not to use a shielded inductor.
  • AN-1566 Techniques for Thermal Analysis of Switching Power Supply Designs (Rev. A)
    PDF, 1.4 Мб, Версия: A, Файл опубликован: 23 апр 2013
    This application note provides thermal power analysis techniques for analyzing the power IC.
  • AN-1889 How to Measure the Loop Transfer Function of Power Supplies (Rev. A)
    PDF, 2.7 Мб, Версия: A, Файл опубликован: 23 апр 2013
    This application report shows how to measure the critical points of a bode plot with only an audiogenerator (or simple signal generator) and an oscilloscope. The method is explained in an easy to followstep-by-step manner so that a power supply designer can start performing these measurements in a shortamount of time.
  • Semiconductor and IC Package Thermal Metrics (Rev. C)
    PDF, 201 Кб, Версия: C, Файл опубликован: 19 апр 2016
  • Cap Drop Offline Supply for E-Meters
    PDF, 291 Кб, Файл опубликован: 16 июн 2015
    This design idea provides a simple non-isolated AC/DC power supply for low power applications such assmart grid E-meter applications. The design uses a "capacitive-dropper" front-end combined with aLM46000 SIMPLE SWITCHERВ® buck regulator from Texas Instruments. The circuit provides 3.3 V at aminimum of 50 mA from a line supply of 90 VAC to 265 VAC. Theory of operation as well as designequa
  • Low EMI Layout Made SIMPLE With LM43600/1/2/3 and LM46000/1/2 (Rev. A)
    PDF, 512 Кб, Версия: A, Файл опубликован: 12 сен 2014
    Printed Circuit Board (PCB) layout for Switched Mode Power Supplies (SMPS) is critical to achieve proper converter operation good thermal performance and excellent radiated EMI performance. Optimized board layout for low radiated EMI is made very simple by the package and pin arrangement of the SIMPLE SWITCHER Synchronous Buck Converter family LM4360x and LM4600x
  • AN-1149 Layout Guidelines for Switching Power Supplies (Rev. C)
    PDF, 82 Кб, Версия: C, Файл опубликован: 23 апр 2013
    When designing a high frequency switching regulated power supply layout is very important. Using agood layout can solve many problems associated with these types of supplies. The problems due to a badlayout are often seen at high current levels and are usually more obvious at large input to output voltagedifferentials. Some of the main problems are loss of regulation at high output current
  • AN-1229 SIMPLE SWITCHER PCB Layout Guidelines (Rev. C)
    PDF, 374 Кб, Версия: C, Файл опубликован: 23 апр 2013
    This application report provides SIMPLE SWITCHER™ PCB layout guidelines.
  • AN-2162 Simple Success With Conducted EMI From DC-DC Converters (Rev. C)
    PDF, 2.5 Мб, Версия: C, Файл опубликован: 24 апр 2013
    Electromagnetic Interference (EMI) is an unwanted effect between two electrical systems as a result ofeither electromagnetic radiation or electromagnetic conduction. EMI is the major adverse effect caused bythe application of switch-mode power supplies (SMPS). In switching power supplies EMI noise isunavoidable due to the switching actions of the semiconductor devices and resulting disconti
  • AN-1246 Stresses in Wide Input DC-DC Converters (Rev. C)
    PDF, 427 Кб, Версия: C, Файл опубликован: 23 апр 2013
    This application note discusses stresses in wide input DC-DC converters.
  • AN-1520 A Guide to Board Layout for Best Thermal Resistance for Exposed Packages (Rev. B)
    PDF, 9.2 Мб, Версия: B, Файл опубликован: 23 апр 2013
    This thermal application report provides guidelines for the optimal board layout to achieve the best thermalresistance for exposed packages. The thermal resistance between junction-to-ambient (ОёJA) is highlydependent on the PCB (Printed Circuit Board) design factors. This becomes more critical for packageshaving very low thermal resistance between junction-to-case such as exposed pad TSSOP

Модельный ряд

Классификация производителя

  • Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)

На английском языке: Datasheet Texas Instruments LM2574HV

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