Datasheet Linear Technology LTC3545-1 — Datenblatt

HerstellerLinear Technology
SerieLTC3545-1

Dreifacher synchroner 800-mA-Abwärtsregler - 2,25 MHz

Datenblätter

Datasheet LTC3545, LTC3545-1
PDF, 305 Kb, Sprache: en, Datei hochgeladen: Sep 21, 2017, Seiten: 20
Triple 800mA Synchronous Step-Down Regulator - 2.25MHz
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Preise

Verpackung

LTC3545EUD-1#PBFLTC3545EUD-1#TRPBFLTC3545IUD-1#PBFLTC3545IUD-1#TRPBF
N1234
Package3x3 QFN-16
Paketumrisszeichnung
3x3 QFN-16
Paketumrisszeichnung
3x3 QFN-16
Paketumrisszeichnung
3x3 QFN-16
Paketumrisszeichnung
Package CodeUDUDUDUD
Package Index05-08-170005-08-170005-08-170005-08-1700
Pin Count16161616

Parameter

Parameters / ModelsLTC3545EUD-1#PBFLTC3545EUD-1#TRPBFLTC3545IUD-1#PBFLTC3545IUD-1#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC1193A-A,DC1193A-BDC1193A-A,DC1193A-BDC1193A-A,DC1193A-BDC1193A-A,DC1193A-B
Design ToolsLTspice FileLTspice FileLTspice FileLTspice File
Export Controlnononono
FeaturesBurst Mode, External Synchronization, Power Good, 100% Duty CycleBurst Mode, External Synchronization, Power Good, 100% Duty CycleBurst Mode, External Synchronization, Power Good, 100% Duty CycleBurst Mode, External Synchronization, Power Good, 100% Duty Cycle
Frequency, kHz2250225022502250
Frequency Sync Range1MHz - 3MHz1MHz - 3MHz1MHz - 3MHz1MHz - 3MHz
Integrated Inductornononono
Ishutdown, µA0.10.10.10.1
Isupply, mA0.0580.0580.0580.058
Max Phases1111
Monolithicyesyesyesyes
Number of Outputs3333
Operating Temperature Range, °C0 to 850 to 85-40 to 85-40 to 85
Output Current, A0.80.80.80.8
Output Current 2, A0.80.80.80.8
Output Current 3, A.8.8.8.8
Polyphasenononono
Switch Current, A1.31.31.31.3
Switch Current 2, A1.31.31.31.3
Switch Current 3, A1.31.31.31.3
Synchronousyesyesyesyes
TopologyBuckBuckBuckBuck
Topology 1BuckBuckBuckBuck
Topology 2BuckBuckBuckBuck
Topology 3BuckBuckBuckBuck
Vin Max, V5.55.55.55.5
Vin Min, V2.252.252.252.25
Vout Max, V5.55.55.55.5
Vout Max 2, V5.55.55.55.5
Vout Max 3, V5.55.55.55.5
Vout MaximumVinVinVinVin
Vout Min, V0.60.60.60.6
Vout Min 2, V0.60.60.60.6
Vout Min 3, V0.60.60.60.6
Vref Accuracy Over Temp, %2222

Öko-Plan

LTC3545EUD-1#PBFLTC3545EUD-1#TRPBFLTC3545IUD-1#PBFLTC3545IUD-1#TRPBF
RoHSCompliantCompliantCompliantCompliant

Andere Optionen

LTC3545 LTC3545

Modellreihe

Herstellerklassifikation

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