Datasheet Linear Technology LTC3728EUH#PBF — 数据表

制造商Linear Technology
系列LTC3728
零件号LTC3728EUH#PBF

双路550kHz 2相同步降压开关稳压器

数据表

Datasheet LTC3728
PDF, 1.7 Mb, 语言: en, 文件上传: Sep 22, 2017, 页数: 36
Dual, 550kHz, 2-Phase Synchronous Step-Down Switching Regulator
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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 BoardsDC392A-B,DC447A,DC542A
Design ToolsLTspice File
Export Controlno
FeaturesPolyPhase, External Synchronization, Power Good, Burst Mode
Frequency550 kHz
Frequency Sync Range250kHz - 550kHz
Integrated Inductorno
Ishutdown20 µA
Isupply0.47 mA
Max Phases2
Monolithicno
Number of Outputs2
Operating Temperature Range0 to 85 °C
Output Current25 A
Output Current 225 A
Polyphaseyes
Sense ResistorRsense
Switch Current25 A
Switch Current 225 A
Synchronousyes
TopologyBuck
Topology 1Buck
Topology 2Buck
Vin Max36 V
Vin Min4 V
Vout Max5.5 V
Vout Maximum5.5V
Vout Min0.8 V
Vout Min 2.8 V
Vref Accuracy Over Temp1 %

生态计划

RoHSCompliant

设计须知

  • Active Voltage Positioning Reduces Output Capacitors &mdash Design Solutions 10
    PDF, 130 Kb, 档案已发布: Nov 1, 1999
    从文件中提取

文章

  • Low Voltage, High Current DC/DC Power Supply with Load Sharing and Redundancy &mdash LT Journal
    PDF, 183 Kb, 档案已发布: Aug 9, 2004
    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:

LTC3728EUHPBF, LTC3728EUH PBF