Datasheet Texas Instruments LM22670QTJE-ADJ/NOPB — 数据表

制造商Texas Instruments
系列LM22670-Q1
零件号LM22670QTJE-ADJ/NOPB
Datasheet Texas Instruments LM22670QTJE-ADJ/NOPB

3A SIMPLE SWITCHER,具有同步或可调开关频率的降压稳压器7-TO-263 -40至125

数据表

LM22670/-Q1 42-V, 3-A SIMPLE SWITCHERВ®, Step-Down Voltage Regulator With Features datasheet
PDF, 1.6 Mb, 修订版: P, 档案已发布: Oct 28, 2014
从文件中提取

价格

状态

Lifecycle StatusActive (Recommended for new designs)
Manufacture's Sample AvailabilityYes

打包

Pin77
Package TypeNDRNDR
Industry STD TermTO-263TO-263
JEDEC CodeR-MSFM-LR-MSFM-L
Package QTY250250
CarrierSMALL T&RSMALL T&R
Device MarkingQTJ-ADJLM22670
Width (mm)9.859.85
Length (mm)10.1610.16
Thickness (mm)22
Pitch (mm)1.271.27
Max Height (mm)2.252.25
Mechanical Data下载下载

参数化

Control ModeVoltage Mode
Duty Cycle(Max)90 %
Iout(Max)3 A
Iq(Typ)3.4 mA
Operating Temperature Range-40 to 125 C
Package GroupTO-263
RatingAutomotive
Regulated Outputs1
Special FeaturesEnable
Switching Frequency(Max)1000 kHz
Switching Frequency(Min)200 kHz
TypeConverter
Vin(Max)42 V
Vin(Min)4.5 V
Vout(Max)37 V
Vout(Min)1.285 V

生态计划

RoHSCompliant

设计套件和评估模块

  • Evaluation Modules & Boards: LM22670INVEVAL
    LM22670 Inverting Output Regulator w/ Freq Adj or Synch. up to 1MHz, and Precision Enable EVM
    Lifecycle Status: Active (Recommended for new designs)
  • Evaluation Modules & Boards: LM22670EVAL
    LM22670 3A SIMPLE SWITCHER regulator w/ Freq Adj or Synch and Precision Enable EVM
    Lifecycle Status: Active (Recommended for new designs)

应用须知

  • AN-1533 Overvoltage Protection Circuit for Automotive Load Dump (Rev. B)
    PDF, 83 Kb, 修订版: B, 档案已发布: May 6, 2013
    This application report discusses an over voltage protection circuit for automotive load dump.
  • AN-1197 Selecting Inductors for Buck Converters (Rev. B)
    PDF, 558 Kb, 修订版: B, 档案已发布: Apr 23, 2013
    This application report provides design information to help select an off-the-shelf inductor for anycontinuous-mode buck converter application.
  • AN-1797 TO-263 THIN Package (Rev. A)
    PDF, 2.3 Mb, 修订版: A, 档案已发布: Apr 24, 2013
    This application note describes the TO–263 THIN Package.
  • AN-2020 Thermal Design By Insight, Not Hindsight (Rev. C)
    PDF, 568 Kb, 修订版: C, 档案已发布: Apr 23, 2013
    This application report provides an in-depth discussion of thermal design.
  • SIMPLE SWITCHER Regulators Take Over Automotive Applications (Rev. A)
    PDF, 72 Kb, 修订版: A, 档案已发布: Apr 23, 2013
    Power management applications, typically located on the front line of the automotive electronics system,can be subject to wide input operating voltage extremes resulting from load-dump and cold-crankingconditions. Careful selection of the power management electronics can provide added margin andprotection to the automotive electronics system. The simplest design is provided by a power manage
  • Low EMI Layout Made SIMPLE With LM43600/1/2/3 and LM46000/1/2 (Rev. A)
    PDF, 512 Kb, 修订版: A, 档案已发布: Sep 12, 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-1246 Stresses in Wide Input DC-DC Converters (Rev. C)
    PDF, 427 Kb, 修订版: C, 档案已发布: Apr 23, 2013
    This application note discusses stresses in wide input DC-DC converters.

模型线

制造商分类

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

其他名称:

LM22670QTJEADJ/NOPB, LM22670QTJE ADJ/NOPB