Datasheet Linear Technology LTC3856IUH#PBF — 数据表

制造商Linear Technology
系列LTC3856
零件号LTC3856IUH#PBF

具有Diffamp的2相同步降压DC / DC控制器

数据表

Datasheet LTC3856
PDF, 840 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 40
2-Phase Synchronous Step-Down DC/DC Controller with Diffamp
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价格

打包

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

参数化

ArchitectureConstant Frequency Current Mode
Demo BoardsDC1580A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesPolyPhase, Active Voltage Positioning, Differential Remote Sense, Burst Mode, DCR Current Sense, Phase Shedding, External Synchronization, PLL, Tracking, Power Good
Frequency770 kHz
Frequency Sync Range250kHz - 770kHz
Integrated Inductorno
Ishutdown40 µA
Isupply4 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 V
Vout Maximum5V (without diff amp), 3.3V (with diff amp)
Vout Min0.6 V
Vref Accuracy Over Temp0.75 %

生态计划

RoHSCompliant

设计须知

  • 2-Phase Synchronous Buck Controller Features Light Load Stage Shedding Mode, Active Voltage Positioning, Low RSENSE and Remote VOUT Sensing &mdash DN486
    PDF, 96 Kb, 档案已发布: Nov 10, 2010
    从文件中提取

文章

  • 2-Phase Synchronous Step-Down DC/DC Controller with Programmable Stage Shedding Mode and Active Voltage Positioning for High Efficiency and Fast Transient Response &mdash LT Journal
    PDF, 1.3 Mb, 档案已发布: Jun 30, 2010
    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:

LTC3856IUHPBF, LTC3856IUH PBF