Datasheet Texas Instruments TPS62171DSGT — 数据表

制造商Texas Instruments
系列TPS62171
零件号TPS62171DSGT
Datasheet Texas Instruments TPS62171DSGT

采用2x2 QFN封装的3×17V 0.5A降压转换器8-WSON -40至125

数据表

TPS6217x 3-V to 17-V, 0.5-A Step-Down Converters with DCS-Controlв„ў datasheet
PDF, 2.9 Mb, 修订版: E, 档案已发布: May 10, 2017
从文件中提取

价格

状态

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

打包

Pin8
Package TypeDSG
Industry STD TermWSON
JEDEC CodeS-PDSO-N
Package QTY250
CarrierSMALL T&R
Device MarkingQUF
Width (mm)2
Length (mm)2
Thickness (mm).75
Pitch (mm).5
Max Height (mm).8
Mechanical Data下载

参数化

Control ModeConstant on-time (COT)
Duty Cycle(Max)100 %
Iout(Max)0.5 A
Iq(Typ)0.017 mA
Operating Temperature Range-40 to 125 C
Package GroupWSON
RatingCatalog
Regulated Outputs1
Special FeaturesEnable,Light Load Efficiency,Output Discharge,Power Good,Synchronous Rectification,Tracking,Voltage Margining
Switching Frequency(Max)2250 kHz
Switching Frequency(Min)2250 kHz
TypeConverter
Vin(Max)17 V
Vin(Min)3 V
Vout(Max)1.8 V
Vout(Min)1.8 V

生态计划

RoHSCompliant

设计套件和评估模块

  • Evaluation Modules & Boards: TPS62170EVM-627
    Evaluation Module for TPS62170 a 0.5-A, synchronous, step-down converter in a 2x2-mm, 8-pin WSON
    Lifecycle Status: Active (Recommended for new designs)

应用须知

  • Step-Down Converter With Input Overvoltage Protection
    PDF, 274 Kb, 档案已发布: Sep 4, 2014
    TPS62130 Step-Down Converter with Input Overvoltage Protection
  • Optimizing the TPS62130/40/50/60 Output Filter (Rev. A)
    PDF, 336 Kb, 修订版: A, 档案已发布: Jul 15, 2015
  • Using the TPS6215x in an Inverting Buck-Boost Topology.. (Rev. C)
    PDF, 738 Kb, 修订版: C, 档案已发布: Dec 19, 2012
  • How to Measure the Control Loop of DCS-Control Devices (Rev. A)
    PDF, 259 Kb, 修订版: A, 档案已发布: Aug 9, 2012
  • High-efficiency low-ripple DCS-Control offers seamless PWM/pwr-save transitions
    PDF, 605 Kb, 档案已发布: Jul 25, 2013
  • Understanding frequency variation in the DCS-Control(TM) topology
    PDF, 224 Kb, 档案已发布: Oct 30, 2015
  • Five steps to a great PCB layout for a step-down converter
    PDF, 162 Kb, 档案已发布: Jan 29, 2015
  • Understanding the Absolute Maximum Ratings of the SW Node (Rev. A)
    PDF, 755 Kb, 修订版: A, 档案已发布: Jan 13, 2012
  • Testing tips for applying external power to supply outputs without an input volt
    PDF, 110 Kb, 档案已发布: Oct 24, 2016
  • Basic Calculation of a Buck Converter's Power Stage (Rev. B)
    PDF, 202 Kb, 修订版: B, 档案已发布: Aug 17, 2015
  • Choosing an Appropriate Pull-up/Pull-down Resistor for Open Drain Outputs
    PDF, 130 Kb, 档案已发布: Sep 19, 2011
  • QFN and SON PCB Attachment (Rev. B)
    PDF, 821 Kb, 修订版: B, 档案已发布: Aug 24, 2018
  • IQ: What it is what it isn’t and how to use it
    PDF, 198 Kb, 档案已发布: Jun 17, 2011
  • Performing Accurate PFM Mode Efficiency Measurements (Rev. A)
    PDF, 418 Kb, 修订版: A, 档案已发布: Dec 11, 2018
    When performing measurements on DC-DC converters using pulse frequency modulation(PFM)or any power save mode proper care must be taken to ensure that the measurements are accurate. An accurate PFM mode efficiency measurement is critical for systems which require high efficiency at low loads such as in smart home systems tablets wearables and metering.
  • Powering the MSP430 from a High Voltage Input using the TPS62122 (Rev. C)
    PDF, 330 Kb, 修订版: C, 档案已发布: Jan 12, 2012

模型线

系列: TPS62171 (2)

制造商分类

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