Datasheet Linear Technology LT3740

ManufacturerLinear Technology
SeriesLT3740

Wide Operating Range, Valley Mode, No RSENSE Synchronous Step-Down Controller

Datasheets

Datasheet LT3740
PDF, 244 Kb, Language: en, File uploaded: Sep 19, 2017, Pages: 20
Wide Operating Range, Valley Mode, No RSENSE Synchronous Step-Down Controller
Extract from the document

Prices

Packaging

LT3740EDHC#PBFLT3740EDHC#TRPBF
N12
Package5x3 DFN-16
Package Outline Drawing
5x3 DFN-16
Package Outline Drawing
Package CodeDHCDHC
Package Index05-08-170605-08-1706
Pin Count1616

Parametrics

Parameters / ModelsLT3740EDHC#PBFLT3740EDHC#TRPBF
ArchitectureConstant Frequency Valley Current ModeConstant Frequency Valley Current Mode
Demo BoardsDC947ADC947A
Design ToolsLTspice File,LTpowerCAD ModelLTspice File,LTpowerCAD Model
Export Controlnono
FeaturesNo Rsense, Power Good, TrackingNo Rsense, Power Good, Tracking
Frequency, kHz300300
Integrated Inductornono
Ishutdown, µA0.60.6
Isupply, mA2.52.5
Max Phases11
Monolithicnono
Number of Outputs11
Operating Temperature Range, °C0 to 850 to 85
Output Current, A2020
Polyphasenono
Sense ResistorNoneNone
Switch Current, A2020
Synchronousyesyes
TopologyBuckBuck
Vin Max, V2222
Vin Min, V2.22.2
Vout Max, V55
Vout Maximum5V5V
Vout Min, V0.80.8
Vref Accuracy Over Temp, %11

Eco Plan

LT3740EDHC#PBFLT3740EDHC#TRPBF
RoHSCompliantCompliant

Design Notes

  • Step-Down Synchronous Controller Operates from Inputs Down to 2.2V &mdash DN443
    PDF, 96 Kb, File published: May 28, 2008
    Extract from the document

Model Line

Manufacturer's Classification

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