Datasheet Texas Instruments LM25141QRGERQ1 — 数据表

制造商Texas Instruments
系列LM25141-Q1
零件号LM25141QRGERQ1
Datasheet Texas Instruments LM25141QRGERQ1

具有频率扩展频谱的24VQFN车载2.2MHz低Iq同步降压控制器-40至125

数据表

LM25141-Q1 2.2-MHz, 42-V Synchronous Buck Controller With Low IQ datasheet
PDF, 2.8 Mb, 档案已发布: Mar 1, 2016
从文件中提取

价格

状态

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

打包

Pin2424
Package TypeRGERGE
Industry STD TermVQFNVQFN
JEDEC CodeS-PQFP-NS-PQFP-N
Package QTY30003000
CarrierLARGE T&RLARGE T&R
Device Marking25141QLM
Width (mm)44
Length (mm)44
Thickness (mm).88.88
Pitch (mm).5.5
Max Height (mm)11
Mechanical Data下载下载

参数化

Control ModeCurrent Mode
Duty Cycle(Max)99 %
Iout(Max)20 A
Iq(Typ)0.035 mA
Number of Phases1
Operating Temperature Range-40 to 125 C
Package GroupVQFN
RatingAutomotive
Regulated Outputs1
Special FeaturesAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Power Good,Pre-Bias Start-Up,Spread Spectrum,Synchronous Rectification,UVLO Fixed
Switching Frequency(Max)2600 kHz
Switching Frequency(Min)350 kHz
TypeController
Vin(Max)42 V
Vin(Min)3.8 V
Vout(Max)15 V
Vout(Min)1.5 V

生态计划

RoHSCompliant

设计套件和评估模块

  • Evaluation Modules & Boards: LM5141QRGEVM
    LM5141QRG Synchronous Buck Converter Evaluation Module
    Lifecycle Status: Active (Recommended for new designs)

应用须知

  • Designing the front-end DC/DC conversion stage to withstand automotive transient
    PDF, 336 Kb, 档案已发布: Jan 18, 2017
  • Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics
    PDF, 926 Kb, 档案已发布: Jul 21, 2016

模型线

系列: LM25141-Q1 (2)

制造商分类

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