Datasheet Linear Technology LTC3839IUH#TRPBF — 数据表

制造商Linear Technology
系列LTC3839
零件号LTC3839IUH#TRPBF

具有差分输出检测功能的快速,精确,两相单输出降压型DC / DC控制器

数据表

Datasheet LTC3839
PDF, 944 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 50
Fast, Accurate, 2-Phase, Single-Output Step-Down DC/DC Controller with Differential Output Sensing
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价格

打包

Package5x5 QFN-32
Package CodeUH
Package Index05-08-1693

参数化

ArchitectureControlled On-Time Valley Current Mode
Demo BoardsDC1632A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesDifferential Remote Sense, External Synchronization, Resistor Set Frequency, PolyPhase, DCR Current Sense, Tracking, Power Good
Frequency2000 kHz
Frequency Adjust Range200kHz - 2MHz
Frequency Sync Range200kHz - 2MHz
Integrated Inductorno
Ishutdown15 µA
Isupply3 mA
Max Phases2, 3, 4, 6, 12
Monolithicno
Number of Outputs1
Operating Temperature Range-40 to 85 °C
Output Current60 A
Polyphaseyes
Sense ResistorRsense, DCR
Switch Current60 A
Synchronousyes
TopologyBuck
Vin Max38 V
Vin Min4.5 V
Vout Max5.5 V
Vout Maximum5.5V
Vout Min0.6 V
Vref Accuracy Over Temp1 %

生态计划

RoHSCompliant

文章

  • 2MHz Dual DC/DC Controller Halves Settling Time of Load Release Transients, Features 0.67% Differential VOUT Accuracy and Is Primed for High Step-Down Ratios &mdash LT Journal
    PDF, 2.7 Mb, 档案已发布: Apr 24, 2012
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  • Dual, Fast, Step-Down Controller's External Reference Input Enables Dynamic Voltage Scaling from 0.4V to 5.5V and 0.3% Total Combined Regulation Accuracy &mdash LT Journal
    PDF, 2.8 Mb, 档案已发布: Apr 10, 2013
    从文件中提取

模型线

制造商分类

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers

其他名称:

LTC3839IUHTRPBF, LTC3839IUH TRPBF