Datasheet Linear Technology LT3971-5 — 数据表

制造商Linear Technology
系列LT3971-5

具有2.8µA静态电流的38V,1.2A,2MHz降压稳压器

数据表

Datasheet LT3971, LT3971-3.3, LT3971-5
PDF, 643 Kb, 语言: en, 文件上传: Sep 19, 2017, 页数: 28
38V, 1.2A, 2MHz Step-Down Regulator with 2.8μA Quiescent Current
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价格

打包

LT3971EDD-5#PBFLT3971EDD-5#TRPBFLT3971EMSE-5#PBFLT3971EMSE-5#TRPBFLT3971IDD-5#PBFLT3971IDD-5#TRPBFLT3971IMSE-5#PBFLT3971IMSE-5#TRPBF
N12345678
Package3x3 DFN-10
包装外形图
3x3 DFN-10
包装外形图
MS-10E
包装外形图
MS-10E
包装外形图
3x3 DFN-10
包装外形图
3x3 DFN-10
包装外形图
MS-10E
包装外形图
MS-10E
包装外形图
Package CodeDDDDMSEMSEDDDDMSEMSE
Package Index05-08-169905-08-169905-08-166405-08-166405-08-169905-08-169905-08-166405-08-1664
Pin Count1010101010101010

参数化

Parameters / ModelsLT3971EDD-5#PBFLT3971EDD-5#TRPBFLT3971EMSE-5#PBFLT3971EMSE-5#TRPBFLT3971IDD-5#PBFLT3971IDD-5#TRPBFLT3971IMSE-5#PBFLT3971IMSE-5#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC1527ADC1527ADC1527ADC1527ADC1527ADC1527ADC1527ADC1527A
Design ToolsLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD Model
Export Controlnononononononono
FeaturesBurst Mode, Resistor Set Frequency, External Synchronization, Fixed OutputBurst Mode, Resistor Set Frequency, External Synchronization, Fixed OutputBurst Mode, Resistor Set Frequency, External Synchronization, Fixed OutputBurst Mode, Resistor Set Frequency, External Synchronization, Fixed OutputBurst Mode, Resistor Set Frequency, External Synchronization, Fixed OutputBurst Mode, Resistor Set Frequency, External Synchronization, Fixed OutputBurst Mode, Resistor Set Frequency, External Synchronization, Fixed OutputBurst Mode, Resistor Set Frequency, External Synchronization, Fixed Output
Frequency, kHz20002000200020002000200020002000
Frequency Adjust Range200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz
Frequency Sync Range250kHz - 2MHz250kHz - 2MHz250kHz - 2MHz250kHz - 2MHz250kHz - 2MHz250kHz - 2MHz250kHz - 2MHz250kHz - 2MHz
Integrated Inductornononononononono
Ishutdown, µA0.70.70.70.70.70.70.70.7
Isupply, mA0.00170.00170.00170.00170.00170.00170.00170.0017
Max Phases11111111
Monolithicyesyesyesyesyesyesyesyes
Number of Outputs11111111
Operating Temperature Range, °C0 to 850 to 850 to 850 to 85-40 to 85-40 to 85-40 to 85-40 to 85
Output Current, A1.21.21.21.21.21.21.21.2
Polyphasenononononononono
Switch Current, A2.42.42.42.42.42.42.42.4
Synchronousnononononononono
TopologyBuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V3838383838383838
Vin Min, V4.34.34.34.34.34.34.34.3
Vout Max, V55555555
Vout Maximum5V5V5V5V5V5V5V5V
Vout Min, V55555555
Vref Accuracy Over Temp, %2.12.12.12.12.12.12.12.1

生态计划

LT3971EDD-5#PBFLT3971EDD-5#TRPBFLT3971EMSE-5#PBFLT3971EMSE-5#TRPBFLT3971IDD-5#PBFLT3971IDD-5#TRPBFLT3971IMSE-5#PBFLT3971IMSE-5#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

其他选择

LT3971 LT3971 LT3971-3.3

文章

  • 1.2A Buck Converters Draw Only 2.8µA When Regulating Zero Load, Accept 38VIN or 55VIN &mdash LT Journal
    PDF, 955 Kb, 档案已发布: Dec 1, 2009
    从文件中提取

模型线

制造商分类

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck