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LTC7841IUHE#PBF
Integrated Circuits (ICs)

LTC7841IUHE#PBF

Active
Analog Devices Inc./Maxim Integrated

DUAL PHASE SYNCHRONOUS BOOST CONTROLLER WITH PMBUS INTERFACE

LTC7841IUHE#PBF
Integrated Circuits (ICs)

LTC7841IUHE#PBF

Active
Analog Devices Inc./Maxim Integrated

DUAL PHASE SYNCHRONOUS BOOST CONTROLLER WITH PMBUS INTERFACE

Technical Specifications

Parameters and characteristics for this part

SpecificationLTC7841IUHE#PBF
Clock SyncTrue
Control FeaturesCurrent Limit, Power Good
Duty Cycle (Max) [Max]96 %
Frequency - Switching [Max]850 kHz
Frequency - Switching [Min]75 kHz
FunctionStep-Up
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]125 °C
Operating Temperature [Min]-40 C
Output ConfigurationPositive
Output Phases12
Output TypeTransistor Driver
Package / Case36-WFQFN Exposed Pad
Serial InterfacesI2C, PMBus, SMBus
Supplier Device Package36-QFN
Supplier Device Package [x]5
Supplier Device Package [y]6
Synchronous RectifierTrue
TopologyBoost
Voltage - Supply (Vcc/Vdd) [Max]60 V
Voltage - Supply (Vcc/Vdd) [Min]4.5 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$Updated
DigikeyN/A 61$ 12.861m+

Description

General part information

LTC7841 Series

The LTC®7841 is a high performance dual phase single output synchronous boost converter controller that drives two N-channel power MOSFET stages out-of-phase. Multiphase operation reduces input and output capacitor requirements and allows the use of smaller inductors than the single-phase equivalent. Synchronous rectification increases efficiency, reduces power loss and eases thermal requirements, enabling high power boost applications. The output voltage can be adjusted up to 60V with 0.2% resolution via a PMBus-compliant serial interface. The serial interface can also be used to read back fault status, input/output current, input/output voltage and temperature. System configuration and monitoring is supported by the LTpowerPlay® development system.ApplicationsAutomotive Systems, Medical, Industrial