Datasheet Linear Technology LTC3892

ManufacturerLinear Technology
SeriesLTC3892

60V Low IQ, Dual, 2-Phase Synchronous Step-Down DC/DC Controller

Datasheets

Datasheet LTC3892, LTC3892-1, LTC3892-2
PDF, 1.4 Mb, Language: en, File uploaded: Sep 24, 2017, Pages: 38
60V Low IQ, Dual, 2-Phase Synchronous Step-Down DC/DC Controller
Extract from the document

Prices

Packaging

LTC3892EUH#PBFLTC3892EUH#TRPBFLTC3892HUH#PBFLTC3892HUH#TRPBFLTC3892IUH#PBFLTC3892IUH#TRPBFLTC3892MPUH#PBFLTC3892MPUH#TRPBF
N12345678
Package5x5 QFN-32
Package Outline Drawing
5x5 QFN-32
Package Outline Drawing
5x5 QFN-32
Package Outline Drawing
5x5 QFN-32
Package Outline Drawing
5x5 QFN-32
Package Outline Drawing
5x5 QFN-32
Package Outline Drawing
5x5 QFN-32
Package Outline Drawing
5x5 QFN-32
Package Outline Drawing
Package CodeUHUHUHUHUHUHUHUH
Package Index05-08-169305-08-169305-08-169305-08-169305-08-169305-08-169305-08-169305-08-1693
Pin Count3232323232323232

Parametrics

Parameters / ModelsLTC3892EUH#PBFLTC3892EUH#TRPBFLTC3892HUH#PBFLTC3892HUH#TRPBFLTC3892IUH#PBFLTC3892IUH#TRPBFLTC3892MPUH#PBFLTC3892MPUH#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 BoardsDC1998A,DC2190A-A,DC2190A-B,DC2493ADC1998A,DC2190A-A,DC2190A-B,DC2493ADC1998A,DC2190A-A,DC2190A-B,DC2493ADC1998A,DC2190A-A,DC2190A-B,DC2493ADC1998A,DC2190A-A,DC2190A-B,DC2493ADC1998A,DC2190A-A,DC2190A-B,DC2493ADC1998A,DC2190A-A,DC2190A-B,DC2493ADC1998A,DC2190A-A,DC2190A-B,DC2493A
Design ToolsLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD File
Export Controlnononononononono
FeaturesBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power GoodBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power GoodBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power GoodBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power GoodBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power GoodBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power GoodBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power GoodBurst Mode, PolyPhase, Resistor Set Frequency, External Synchronization, Tracking, Power Good
Frequency, kHz900900900900900900900900
Frequency Adjust Range50kHz - 900kHz50kHz - 900kHz50kHz - 900kHz50kHz - 900kHz50kHz - 900kHz50kHz - 900kHz50kHz - 900kHz50kHz - 900kHz
Frequency Sync Range75kHz - 850kHz75kHz - 850kHz75kHz - 850kHz75kHz - 850kHz75kHz - 850kHz75kHz - 850kHz75kHz - 850kHz75kHz - 850kHz
Integrated Inductornononononononono
Ishutdown, µA3.63.63.63.63.63.63.63.6
Isupply, mA0.0340.0340.0340.0340.0340.0340.0340.034
Max Phases22222222
Monolithicnononononononono
Number of Outputs22222222
Operating Temperature Range, °C0 to 850 to 85-40 to 125-40 to 125-40 to 85-40 to 85-55 to 125-55 to 125
Output Current, A1515151515151515
Output Current 2, A1515151515151515
Polyphaseyesyesyesyesyesyesyesyes
Sense ResistorRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCR
Switch Current, A1515151515151515
Switch Current 2, A1515151515151515
Synchronousyesyesyesyesyesyesyesyes
TopologyBuckBuckBuckBuckBuckBuckBuckBuck
Topology 1BuckBuckBuckBuckBuckBuckBuckBuck
Topology 2BuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V6060606060606060
Vin Min, V4.54.54.54.54.54.54.54.5
Vout Max, V59.459.459.459.459.459.459.459.4
Vout Max 2, V59.459.459.459.459.459.459.459.4
Vout Maximum0.99Vin0.99Vin0.99Vin0.99Vin0.99Vin0.99Vin0.99Vin0.99Vin
Vout Min, V0.80.80.80.80.80.80.80.8
Vout Min 2, V0.80.80.80.80.80.80.80.8
Vref Accuracy Over Temp, %1.51.51.51.51.51.51.51.5

Eco Plan

LTC3892EUH#PBFLTC3892EUH#TRPBFLTC3892HUH#PBFLTC3892HUH#TRPBFLTC3892IUH#PBFLTC3892IUH#TRPBFLTC3892MPUH#PBFLTC3892MPUH#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Other Options

LTC3892-1 LTC3892-2

Design Notes

  • 60V Low IQ, Dual Output Synchronous Step-Down Controller with Adjustable Gate Drive &mdash DN562
    PDF, 307 Kb, File published: Mar 31, 2017
    Extract from the document

Model Line

Manufacturer's Classification

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