Datasheet Linear Technology LTC3865-1 — Datenblatt

HerstellerLinear Technology
SerieLTC3865-1

Dualer 2-Phasen-Synchron-DC / DC-Controller mit Pin-wählbaren Ausgängen

Datenblätter

Datasheet LTC3865, LTC3865-1
PDF, 415 Kb, Sprache: en, Datei hochgeladen: Sep 24, 2017, Seiten: 38
Dual, 2-Phase Synchronous DC/DC Controller with Pin Selectable Outputs
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Preise

Verpackung

LTC3865EUH-1#PBFLTC3865EUH-1#TRPBFLTC3865IUH-1#PBFLTC3865IUH-1#TRPBF
N1234
Package5x5 QFN-32
Paketumrisszeichnung
5x5 QFN-32
Paketumrisszeichnung
5x5 QFN-32
Paketumrisszeichnung
5x5 QFN-32
Paketumrisszeichnung
Package CodeUHUHUHUH
Package Index05-08-169305-08-169305-08-169305-08-1693
Pin Count32323232

Parameter

Parameters / ModelsLTC3865EUH-1#PBFLTC3865EUH-1#TRPBFLTC3865IUH-1#PBFLTC3865IUH-1#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC1479A,DC1480ADC1479A,DC1480ADC1479A,DC1480ADC1479A,DC1480A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice File
Export Controlnononono
FeaturesPin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power GoodPin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power GoodPin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power GoodPin Selectable Output Voltage, PolyPhase, DCR Current Sense, External Synchronization, Resistor Set Frequency, Tracking, Power Good
Frequency, kHz770770770770
Frequency Adjust Range250kHz - 770kHz250kHz - 770kHz250kHz - 770kHz250kHz - 770kHz
Frequency Sync Range250kHz - 770kHz250kHz - 770kHz250kHz - 770kHz250kHz - 770kHz
Integrated Inductornononono
Ishutdown, µA30303030
Isupply, mA3333
Max Phases2222
Monolithicnononono
Number of Outputs2222
Operating Temperature Range, °C0 to 850 to 85-40 to 85-40 to 85
Output Current, A25252525
Output Current 2, A25252525
Polyphaseyesyesyesyes
Sense ResistorRsense, DCRRsense, DCRRsense, DCRRsense, DCR
Switch Current, A25252525
Switch Current 2, A25252525
Synchronousyesyesyesyes
TopologyBuckBuckBuckBuck
Topology 1BuckBuckBuckBuck
Topology 2BuckBuckBuckBuck
Vin Max, V38383838
Vin Min, V4.54.54.54.5
Vout Max, V5555
Vout Maximum5V5V5V5V
Vout Min, V0.60.60.60.6
Vout Min 2, V0.60.60.60.6
Vref Accuracy Over Temp, %1111

Öko-Plan

LTC3865EUH-1#PBFLTC3865EUH-1#TRPBFLTC3865IUH-1#PBFLTC3865IUH-1#TRPBF
RoHSCompliantCompliantCompliantCompliant

Andere Optionen

LTC3865 LTC3865

Artikel

  • Dual Output Step-Down Regulator Features Pin Selectable Outputs, DCR Sensing, Reverse Current Protection and a 5mm × 5mm QFN &mdash LT Journal
    PDF, 426 Kb, Datei veröffentlicht: Apr 1, 2010
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Modellreihe

Herstellerklassifikation

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | External Power Switch Buck Controllers