Datasheet Linear Technology LTC7800

ManufacturerLinear Technology
SeriesLTC7800

Low IQ , 60V, High Frequency Synchronous Step-Down Controller

Datasheets

Datasheet LTC7800
PDF, 1.3 Mb, Language: en, File uploaded: Jun 14, 2017, Pages: 32
Low IQ , 60V, High Frequency Synchronous Step-Down Controller
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Prices

Packaging

LTC7800EUDC#PBFLTC7800EUDC#TRPBFLTC7800HUDC#PBFLTC7800HUDC#TRPBFLTC7800IUDC#PBFLTC7800IUDC#TRPBF
N123456
Package3x4 QFN-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
Package CodeUDCUDCUDCUDCUDCUDC
Package Index05-08-174205-08-174205-08-174205-08-174205-08-174205-08-1742
Pin Count202020202020

Parametrics

Parameters / ModelsLTC7800EUDC#PBFLTC7800EUDC#TRPBFLTC7800HUDC#PBFLTC7800HUDC#TRPBFLTC7800IUDC#PBFLTC7800IUDC#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC2736ADC2736ADC2736ADC2736ADC2736ADC2736A
Design ToolsLTspice Model,LTpowerCAD ModelLTspice Model,LTpowerCAD ModelLTspice Model,LTpowerCAD ModelLTspice Model,LTpowerCAD ModelLTspice Model,LTpowerCAD ModelLTspice Model,LTpowerCAD Model
Export Controlnononononono
FeaturesBurst Mode, Resistor Set Frequency, External Synchronization, Power GoodBurst Mode, Resistor Set Frequency, External Synchronization, Power GoodBurst Mode, Resistor Set Frequency, External Synchronization, Power GoodBurst Mode, Resistor Set Frequency, External Synchronization, Power GoodBurst Mode, Resistor Set Frequency, External Synchronization, Power GoodBurst Mode, Resistor Set Frequency, External Synchronization, Power Good
Frequency, kHz225022502250225022502250
Frequency Adjust Range320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz
Frequency Sync Range320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz320kHz - 2.25MHz
Integrated Inductornononononono
Ishutdown, µA141414141414
Isupply, mA0.050.050.050.050.050.05
Monolithicnononononono
Number of Outputs111111
Operating Temperature Range, °C0 to 850 to 85-40 to 125-40 to 125-40 to 85-40 to 85
Output Current, A202020202020
Polyphasenononononono
Sense ResistorDCR, RsenseDCR, RsenseDCR, RsenseDCR, RsenseDCR, RsenseDCR, Rsense
Switch Current, A252525252525
Synchronousyesyesyesyesyesyes
TopologyBuckBuckBuckBuckBuckBuck
Topology 1BuckBuckBuckBuckBuckBuck
Vin Max, V606060606060
Vin Min, V444444
Vin Min Startup, V444444
Vout Max, V242424242424
Vout Maximum24V24V24V24V24V24V
Vout Min, V0.80.80.80.80.80.8
Vref Accuracy Over Temp, %1.51.51.51.51.51.5

Eco Plan

LTC7800EUDC#PBFLTC7800EUDC#TRPBFLTC7800HUDC#PBFLTC7800HUDC#TRPBFLTC7800IUDC#PBFLTC7800IUDC#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliant

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
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators
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