Datasheet Texas Instruments LM5642MTCX/NOPB — 数据表

制造商Texas Instruments
系列LM5642
零件号LM5642MTCX/NOPB
Datasheet Texas Instruments LM5642MTCX/NOPB

具有振荡器同步功能的4.5-36V,电流模式双同步降压控制器28-TSSOP -40至125

数据表

LM5642/42X High V, Dual Sync Buck Converter w/Oscil Sync datasheet
PDF, 1.6 Mb, 修订版: K, 档案已发布: Apr 4, 2013
从文件中提取

价格

状态

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

打包

Pin2828
Package TypePWPW
Industry STD TermTSSOPTSSOP
JEDEC CodeR-PDSO-GR-PDSO-G
Package QTY25002500
CarrierLARGE T&RLARGE T&R
Device MarkingLM5642MTC
Width (mm)4.44.4
Length (mm)9.79.7
Thickness (mm)11
Pitch (mm).65.65
Max Height (mm)1.21.2
Mechanical Data下载下载

参数化

Control ModeCurrent Mode
Duty Cycle(Max)99 %
Iout(Max)20 A
Iq(Typ)1.1 mA
Number of Phases2
Operating Temperature Range-40 to 125 C
Package GroupTSSOP
RatingCatalog
Regulated Outputs2
Special FeaturesAdjustable Current Limit,Enable,Frequency Synchronization,Synchronous Rectification
Switching Frequency(Max)250 kHz
Switching Frequency(Min)150 kHz
TypeController
Vin(Max)36 V
Vin(Min)4.5 V
Vout(Max)34 V
Vout(Min)1.236 V

生态计划

RoHSCompliant

设计套件和评估模块

  • Evaluation Modules & Boards: LM5642EVAL-KIT
    High Voltage, Dual Synchronous Buck Converter with Oscillator Synchronization
    Lifecycle Status: Active (Recommended for new designs)

应用须知

  • Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics
    PDF, 926 Kb, 档案已发布: Jul 21, 2016
  • Power Management Considerations for FPGAs and ASICs
    PDF, 745 Kb, 档案已发布: Mar 22, 2007

模型线

制造商分类

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