Datasheet Linear Technology LT3437 — Datenblatt

HerstellerLinear Technology
SerieLT3437

Hochspannungs-Abwärtsregler mit 500 mA und 200 kHz und 100 µA Ruhestrom

Datenblätter

Datasheet LT3437
PDF, 573 Kb, Sprache: en, Datei hochgeladen: Sep 18, 2017, Seiten: 28
High Voltage 500mA, 200kHz Step-Down Switching Regulator with 100µA Quiescent Current
Auszug aus dem Dokument

Preise

Verpackung

LT3437EDD#PBFLT3437EDD#TRPBFLT3437EFE#PBFLT3437EFE#TRPBFLT3437HFE#PBFLT3437HFE#TRPBFLT3437IDD#PBFLT3437IDD#TRPBFLT3437IFE#PBFLT3437IFE#TRPBF
N12345678910
Package3x3 DFN-10
Paketumrisszeichnung
3x3 DFN-10
Paketumrisszeichnung
TSSOP-16
Paketumrisszeichnung
TSSOP-16
Paketumrisszeichnung
TSSOP-16
Paketumrisszeichnung
TSSOP-16
Paketumrisszeichnung
3x3 DFN-10
Paketumrisszeichnung
3x3 DFN-10
Paketumrisszeichnung
TSSOP-16
Paketumrisszeichnung
TSSOP-16
Paketumrisszeichnung
Package CodeDDDDFEFEFEFEDDDDFEFE
Package Index05-08-169905-08-169905-08-1663 (BC)05-08-1663 (BC)05-08-1663 (BC)05-08-1663 (BC)05-08-169905-08-169905-08-1663 (BC)05-08-1663 (BC)
Pin Count10101616161610101616

Parameter

Parameters / ModelsLT3437EDD#PBFLT3437EDD#TRPBFLT3437EFE#PBFLT3437EFE#TRPBFLT3437HFE#PBFLT3437HFE#TRPBFLT3437IDD#PBFLT3437IDD#TRPBFLT3437IFE#PBFLT3437IFE#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 ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC1232ADC1232ADC1232ADC1232ADC1232ADC1232ADC1232ADC1232ADC1232ADC1232A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice File
Export Controlnononononononononono
FeaturesExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst ModeExternal Synchronization, Burst Mode
Frequency, kHz200200200200200200200200200200
Frequency Sync Range240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz240kHz - 700kHz
Integrated Inductornononononononononono
Ishutdown, µA0.10.10.10.10.10.10.10.10.10.1
Isupply, mA0.0750.0750.0750.0750.0750.0750.0750.0750.0750.075
Max Phases1111111111
Monolithicyesyesyesyesyesyesyesyesyesyes
Number of Outputs1111111111
Operating Temperature Range, °C0 to 850 to 850 to 850 to 85-40 to 125-40 to 125-40 to 85-40 to 85-40 to 85-40 to 85
Output Current, A0.40.40.40.40.40.40.40.40.40.4
Over Voltage Protection, V80808080808080808080
Polyphasenononononononononono
Switch Current, A0.650.650.650.650.650.650.650.650.650.65
Synchronousnononononononononono
TopologyBuckBuckBuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V60606060606060606060
Vin Min, V3.33.33.33.33.33.33.33.33.33.3
Vout Max, V54545454545454545454
Vout Maximum.90VIN.90VIN.90VIN.90VIN.90VIN.90VIN.90VIN.90VIN.90VIN.90VIN
Vout Min, V1.251.251.251.251.251.251.251.251.251.25
Vref Accuracy Over Temp, %2222222222

Öko-Plan

LT3437EDD#PBFLT3437EDD#TRPBFLT3437EFE#PBFLT3437EFE#TRPBFLT3437HFE#PBFLT3437HFE#TRPBFLT3437IDD#PBFLT3437IDD#TRPBFLT3437IFE#PBFLT3437IFE#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Konstruktionshinweise

  • Monolithic Step-Down Regulator Withstands The Rigors of Automotive Environments and Consumes Only 100ВµA of Quiescent Current &mdash DN378
    PDF, 129 Kb, Datei veröffentlicht: Oct 19, 2005
    Auszug aus dem Dokument

Modellreihe

Herstellerklassifikation

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators
Verwandte Veröffentlichungen