Datasheet Linear Technology LTC3805-5

ManufacturerLinear Technology
SeriesLTC3805-5

Adjustable Frequency Current Mode Flyback/ Boost/SEPIC DC/DC Controller

Datasheets

Datasheet LTC3805-5
PDF, 265 Kb, Language: en, File uploaded: Sep 23, 2017, Pages: 20
Adjustable Frequency Current Mode Flyback/Boost/SEPIC DC/DC Controller
Extract from the document

Prices

Packaging

LTC3805EDD-5#PBFLTC3805EDD-5#TRPBFLTC3805EMSE-5#PBFLTC3805EMSE-5#TRPBFLTC3805HMSE-5#PBFLTC3805HMSE-5#TRPBFLTC3805IDD-5#PBFLTC3805IDD-5#TRPBFLTC3805IMSE-5#PBFLTC3805IMSE-5#TRPBFLTC3805MPMSE-5#PBFLTC3805MPMSE-5#TRPBF
N123456789101112
Package3x3 DFN-10
Package Outline Drawing
3x3 DFN-10
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
3x3 DFN-10
Package Outline Drawing
3x3 DFN-10
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
Package CodeDDDDMSEMSEMSEMSEDDDDMSEMSEMSEMSE
Package Index05-08-169905-08-169905-08-166405-08-166405-08-166405-08-166405-08-169905-08-169905-08-166405-08-166405-08-166405-08-1664
Pin Count101010101010101010101010

Parametrics

Parameters / ModelsLTC3805EDD-5#PBFLTC3805EDD-5#TRPBFLTC3805EMSE-5#PBFLTC3805EMSE-5#TRPBFLTC3805HMSE-5#PBFLTC3805HMSE-5#TRPBFLTC3805IDD-5#PBFLTC3805IDD-5#TRPBFLTC3805IMSE-5#PBFLTC3805IMSE-5#TRPBFLTC3805MPMSE-5#PBFLTC3805MPMSE-5#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 ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576ADC1311A-B,DC1576A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice File
Export Controlnononononononononononono
FeaturesExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set FrequencyExternal Synchronization, Resistor Set Frequency
Frequency, kHz700700700700700700700700700700700700
Frequency Adjust Range70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz
Frequency Sync Range70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz70kHz - 700kHz
Integrated Inductornononononononononononono
Ishutdown, µA404040404040404040404040
Isupply, mA0.360.360.360.360.360.360.360.360.360.360.360.36
Max Phases111111111111
Monolithicnononononononononononono
Number of Outputs111111111111
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 85-55 to 125-55 to 125
Polyphasenononononononononononono
Sense ResistorRsenseRsenseRsenseRsenseRsenseRsenseRsenseRsenseRsenseRsenseRsenseRsense
Switch Current, A101010101010101010101010
Synchronousnononononononononononono
TopologyFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, BoostFlyback, Boost
Vin Max, V757575757575757575757575
Vin Min, V4.54.54.54.54.54.54.54.54.54.54.54.5
Vin Min Startup, V4.54.54.54.54.54.54.54.54.54.54.54.5
Vout Max, V757575757575757575757575
Vout Maximum75V75V75V75V75V75V75V75V75V75V75V75V
Vout Min, V0.80.80.80.80.80.80.80.80.80.80.80.8
Vswitch Max, V757575757575757575757575

Eco Plan

LTC3805EDD-5#PBFLTC3805EDD-5#TRPBFLTC3805EMSE-5#PBFLTC3805EMSE-5#TRPBFLTC3805HMSE-5#PBFLTC3805HMSE-5#TRPBFLTC3805IDD-5#PBFLTC3805IDD-5#TRPBFLTC3805IMSE-5#PBFLTC3805IMSE-5#TRPBFLTC3805MPMSE-5#PBFLTC3805MPMSE-5#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Design Notes

  • Negative Buck Converter with Short-Circuit Protection and Shutdown &mdash DN1022
    PDF, 109 Kb, File published: Sep 8, 2011
    Extract from the document
  • Buck Converter Eases the Task of Designing Auxiliary Low Voltage Negative Rails &mdash DN458
    PDF, 76 Kb, File published: Jan 8, 2009
    Extract from the document

Model Line

Manufacturer's Classification

  • Power Management > Switching Regulator > SEPIC Regulators | Flyback, Forward and Isolated Controllers
  • Power Management > Switching Regulator > Step-Up (Boost) Regulators > External Power Switch Boost
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators
EMS supplier