Datasheet Linear Technology LTC3861IUHE#PBF — 数据表

制造商Linear Technology
系列LTC3861
零件号LTC3861IUHE#PBF

具有精确电流共享的双相,多相降压电压模式DC / DC控制器

数据表

Datasheet LTC3861
PDF, 996 Kb, 语言: en, 文件上传: Sep 24, 2017, 页数: 38
Dual, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing
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价格

打包

Package5x6 QFN-36
Package CodeUHE
Package Index05-08-1876

参数化

ArchitectureConstant Frequency Voltage Mode
Demo BoardsDC1822A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesDifferential Remote Sense, PolyPhase, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking
Frequency2250 kHz
Frequency Adjust RangeUp to 2.25MHz
Frequency Sync RangeUp to 2.25MHz
Integrated Inductorno
Ishutdown50 µA
Isupply30 mA
Max Phases2, 3, 4, 6, 12
Monolithicno
Number of Outputs2
Operating Temperature Range-40 to 85 °C
Output Current40 A
Output Current 240 A
Polyphaseyes
Sense ResistorRsense, DCR
Switch Current40 A
Switch Current 240 A
Synchronousyes
TopologyBuck
Topology 1Buck
Topology 2Buck
Vin Max24 V
Vin Min3 V
Vout Max5.5 V
Vout Maximum5.5V
Vout Min0.6 V
Vref Accuracy Over Temp0.75 %

生态计划

RoHSCompliant

应用须知

  • Modeling and Loop Compensation Design of Switching Mode Power Supplies &mdash AN149
    PDF, 1.4 Mb, 档案已发布: Mar 23, 2015
    从文件中提取

文章

  • Sub-Milliohm DCR Current Sensing with Accurate Multiphase Current Sharing for High Current Power Supplies &mdash LT Journal
    PDF, 2.7 Mb, 档案已发布: Jan 17, 2013
    从文件中提取

模型线

制造商分类

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

其他名称:

LTC3861IUHEPBF, LTC3861IUHE PBF