Datasheet Texas Instruments LM27403SQ/NOPB — 数据表

制造商Texas Instruments
系列LM27403
零件号LM27403SQ/NOPB
Datasheet Texas Instruments LM27403SQ/NOPB

具有温度补偿DCR电流感测的3-20V电压模式同步降压控制器24-WQFN -40至125

数据表

LM27403 Synchronous Buck Controller With Temperature-Compensated, Inductor-DCR-Based Overcurrent Protection and Programmable Thermal Shutdown datasheet
PDF, 1.8 Mb, 修订版: B, 档案已发布: Sep 12, 2014
从文件中提取

价格

状态

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

打包

Pin24
Package TypeRTW
Industry STD TermWQFN
JEDEC CodeS-PQFP-N
Package QTY1000
CarrierLARGE T&R
Device MarkingL27403
Width (mm)4
Length (mm)4
Thickness (mm).75
Pitch (mm).5
Max Height (mm).8
Mechanical Data下载

参数化

Control ModeVoltage Mode
Duty Cycle(Max)93 %
Iout(Max)30 A
Iq(Typ)3.5 mA
Number of Phases1
Operating Temperature Range-40 to 125 C
Package GroupWQFN
RatingCatalog
Regulated Outputs1
Special FeaturesEnable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Remote Sense,Synchronous Rectification,Tracking
Switching Frequency(Max)1200 kHz
Switching Frequency(Min)200 kHz
TypeController
Vin(Max)20 V
Vin(Min)3 V
Vout(Max)19 V
Vout(Min)0.6 V

生态计划

RoHSCompliant

设计套件和评估模块

  • Evaluation Modules & Boards: LM27403EVM-POL600
    Evaluation Module - LM27403 600kHz High Power Density POL
    Lifecycle Status: Active (Recommended for new designs)
  • Evaluation Modules & Boards: LM27403EVM
    LM27403 High Efficiency 12V to 1.2V/25A Buck Eval Kit With Temp Compensated DCR Current Sensing
    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

模型线

系列: LM27403 (3)

制造商分类

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